1,300+ developer tools and resources for 2026: the complete directory
1,300+ developer tools and resources for 2026: the complete directory

Category: Programming and development | Updated: September 19, 2026.
Topic: Comprehensive reference directory and catalog of vetted developer tools for 2026
Author: Zoran Knežević | Format: Reference directory

Introduction

Finding reliable, fast, and specialized tools is essential to every engineer's productivity. Our shortlist of the best developer tools focuses on the most important platforms in each area. This article is a large Serbian-language reference directory with more than 965 curated tools and over 1,374 direct URLs.

Whether you are looking for a specialized hex editor, an agentic CLI assistant, an edge-computing database, a vulnerability scanner, or a visual network protocol simulator, this catalog helps you find a suitable option through fast interactive search and topic-based navigation.

For deeper practical guides on related topics, see our specialized tutorials: Playwright MCP and AI browser automation, Next.js AI SDK and RAG agents, the complete guide to free online courses, and the best educational websites and knowledge bases.

Directory statistics and structure

  • Total indexed resources: 965+ tools and services
  • Total available URLs: 1,374+ direct links
  • Main topic areas: 22 sections (58 subcategories)
  • Data freshness: The directory is updated periodically, and inactive or outdated resources are removed during future reviews.
  • Interactive search: Instantly filter by name, domain, description, and topic.

Quick picks: a modern developer stack for 2026

Recommended modern tools that define the 2026 standard, from agentic tools and in-browser development environments to serverless databases, edge cloud services, and monitoring systems.

AI coding agents and modern builders

  • OpenAI Codex AI Agent : Advanced coding agent for working with repositories, implementing features, refactoring, testing, code analysis, and parallel agent workflows.
  • Claude Code CLI / Agent : Anthropic's agentic CLI tool can run commands, search complex codebases, write tests, and resolve Git conflicts directly in the terminal.
  • GitHub Copilot IDE Extension : AI assistant deeply integrated with VS Code, JetBrains environments, the CLI, and GitHub for smart code completion and automated pull request reviews.
  • Lovable AI Builder : AI web builder that generates full-stack code from text instructions. Review the code carefully before production.
  • Replit Agent Cloud Agent : Cloud development agent that provisions a database, writes code, and starts a test environment. Review the result before production.
  • v0 by Vercel UI Generator : Generative UI tool that creates React and Next.js components styled with Tailwind CSS and shadcn/ui.
  • Bolt.new In-Browser Dev : Browser-based development environment powered by WebContainers for generating and testing full-stack apps in a sandbox.
  • Windsurf IDE : Agent-oriented IDE built on a VS Code foundation, designed to understand project context and coordinate work with AI assistants.
  • Firebase Studio Cloud IDE : Google's cloud development environment for rapidly building and scaling apps connected to Firebase databases, authentication, and Gemini models.

Core frameworks and UI libraries

  • GitHub Git Platform : Platform for Git repositories, pull requests, issues, GitHub Actions CI/CD automation, and collaborative development.
  • Next.js React Framework : Vercel's React framework for building full-stack web apps with server components, SSR, and routing.
  • React UI Library : Library for building component-based user interfaces for web apps.
  • Tailwind CSS CSS Framework : Utility-first CSS framework for styling interfaces with atomic classes in HTML or JSX.
  • shadcn/ui UI Components : Collection of customizable React components that you copy into your project and modify freely.

Cloud, serverless databases, and monitoring

  • Playwright Testing / Automation : Microsoft's framework for end-to-end testing, automation, and scraping with modern web browsers.
  • Vitest Testing : Unit and integration test runner for the Vite and TypeScript ecosystem, with ESM support.
  • Vercel Hosting / Edge : Cloud platform optimized for automated frontend deployments, serverless functions, and global edge distribution.
  • Cloudflare Developers Edge Cloud : Edge-computing ecosystem that includes Cloudflare Workers, Pages, R2 object storage, D1 SQL databases, and advanced DDoS protection.
  • Railway PaaS / Cloud : Modern cloud infrastructure that simplifies deploying apps, databases, and microservices directly from Git repositories.
  • Neon Serverless Postgres : Serverless PostgreSQL platform with separate compute and storage, instant database branching, and automatic scaling.
  • Supabase Backend as a Service : Open Firebase alternative built on PostgreSQL, with built-in authentication, real-time subscriptions, storage, and edge functions.
  • Sentry Monitoring / APM : Platform for real-time error tracking, crash analysis, and performance monitoring across the frontend and backend stack.
  • Better Stack Observability : Comprehensive platform for uptime monitoring, centralized log management, and automated incident alerts.

Developer communities, forums, and news

Leading discussion platforms, engineering forums, Discord servers, and technical news aggregators covering the IT industry and cybersecurity.

Communities and forums for engineers

Developer news and aggregators

  • KrebsOnSecurity : News, incident analysis, and reports from the world of cybersecurity.
  • Lobsters / Highlighter (Link 1) : Community and technical news, with a userscript for highlighting content.
  • DevURLs : News and daily updates from software engineering.
  • daily.dev : News and daily updates from software engineering.
  • Frontend Dogma : Aggregator of web development news, articles, and guides.
  • CyberInsider : News, incident analysis, and reports from the world of cybersecurity.
  • This Week in Rust : Weekly roundup of news, libraries, and updates from the Rust ecosystem.
  • hackertab.dev : Browser start pages with the latest technical news and updates.

General developer toolkits and utilities

Everyday multipurpose tools, web converters, test data generators, license generators, and utilities for productive work.

Multipurpose tools and utilities

  • Data Visualization / Diagrams : Interactive tools and libraries for visualizing complex datasets and creating architecture diagrams and charts.
  • Machine / Deep Learning : Collection of machine-learning libraries, frameworks, and resources for training deep neural networks and processing data.
  • Markup Tools / Markdown Editors : Editors and converters for writing, formatting, and previewing Markdown and related markup languages.
  • Awesome Minimalist : Curated list of minimalist development frameworks and libraries.
  • DevToys : Desktop app with a set of everyday developer utilities.
  • DevDocs Documentation : Fast, unified documentation for hundreds of programming languages and libraries, with offline support.
  • Zeal Offline Docs : Standalone offline app for quickly searching docset documentation on Linux and Windows.
  • ImHex Hex Editor (Web version) : Hex editor for engineers and binary analysts, with support for custom pattern scripts.
  • HexEd.it Web Hex Editor : Browser-based hex editor for inspecting and editing binary files without installing software.
  • Free for Developers : Easy-to-browse index and catalog of free tools for software engineers.
  • Useful Tools : Easy-to-browse index and catalog of free tools for software engineers.
  • Tiny Helpers : Easy-to-browse index and catalog of free tools for software engineers.
  • Tiny Tools : Easy-to-browse index and catalog of free tools for software engineers.
  • Free For Life : Easy-to-browse index and catalog of free tools for software engineers.
  • WebdevHome : Easy-to-browse index and catalog of free tools for software engineers.
  • Free Developer Stuff : Easy-to-browse index and catalog of free tools for software engineers.
  • Awesome Stars : Easy-to-browse index and catalog of free tools for software engineers.
  • Addy : Easy-to-browse index and catalog of free tools for software engineers.
  • Prototypr : Easy-to-browse index and catalog of free tools for software engineers.
  • StackShare : Platform for sharing, analyzing, and comparing technology stacks used by companies.
  • Awesome Sys Admin : Collection of tools, scripts, and resources for system administrators and DevOps.
  • Awesome Design Patterns : Guides, examples, and resources for learning software architecture patterns.
  • Devhints : Quick references, syntax tables, and cheat sheets for developers.
  • Student Developer Pack : Package of free professional tools, licenses, and cloud credits for students.
  • Eternal Terminal / Termius (Link 1) : Connections, SSH clients, and servers for securely working on remote machines.
  • Beszel / iOS App (GitHub) : Lightweight system for monitoring server resources and performance, with a companion mobile app.
  • PuTTY : Classic, reliable terminal client for SSH, Telnet, and serial communication.
  • Webhook.site : Tools for receiving, testing, and debugging HTTP webhook requests in real time.
  • Nept : Quickly deploy projects built with more than 20 frameworks, including Next.js, Python, and Go.
  • Libraries.io : Search engine for packages, libraries, and tools across leading programming ecosystems.
  • Deps.dev : Platform for analyzing dependencies and the security of open-source software packages.
  • bin : Command-line tool for installing and updating binary executables.
  • n8n / Workflow Index (GitHub) : Open-source platform for visual workflow automation and service integration.
  • lastversion : CLI tool for finding and automatically downloading the latest project releases.
  • Wakatime : Automatically tracks and reports coding time through editor plugins.
  • Awesome Software Quality : Resources, methodologies, and tools for software quality assurance and testing.
  • Awesome DOS : Collection of tools, compilers, and resources for software development in DOS.
  • Awesome Smart TV : Documentation, simulators, and tools for developing Smart TV apps.
  • Every Programmer Should Know / bookmarks (GitHub) : Catalog of concepts and tools every programmer should know.
  • App Store / Debugger / Builder (GitHub, Link 2) : App Store, Debugger, Builder.
  • Budibase Low-Code : Low-code platform for quickly building internal business tools, portals, and admin panels.
  • Appsmith Low-Code : Open framework for quickly building internal apps by connecting to databases and REST APIs.
  • Open Source Guides : Official guides and recommended practices for starting and maintaining open-source projects.
  • Dokploy : Self-hosted platform for easily deploying apps and databases.
  • PublicWWW Code Search : Specialized search engine for finding website source code by HTML, CSS, and JavaScript patterns.
  • grep.app Code Search : Fast code search across millions of public GitHub repositories, with regular expression support.
  • namae : Quickly checks whether an app name is available across domains, GitHub, and package registries.
  • Platform.uno Framework : Open-source framework for building cross-platform desktop, web, and mobile apps with C# and XAML.
  • Enact Smart TV / IoT : React-based framework for building fast, responsive apps for smart TVs and embedded systems.
  • Slint : Modern declarative toolkit for building lightweight graphical interfaces in Rust and C++.
  • Inno Setup / InstallForge (Link 1) : Tools for creating professional Windows app installers.
  • Etebase : Encrypted backend infrastructure for privacy-focused apps.

Test data generation and validation

  • LaunchDarkly Feature Flags : Feature management platform for controlled feature rollouts, experiments, and gradual releases using feature flags.
  • Mockaroo Mock Data : Generates realistic mock data in CSV, JSON, and SQL formats for testing applications.
  • Mockium Mock Data : Generates synthetic datasets for quickly validating and testing databases and API services.
  • Big List of Naughty Strings : List of problematic and edge-case strings for testing input validation.

Process management and orchestration

  • overmind : Process manager for starting and orchestrating multiple services during local development.
  • PM2 : Production process manager for Node.js and background services, with automatic restarts and clustering.
  • Crontab Guru : Interactive editor and visual guide to cron scheduling syntax.

Online toolkits and multipurpose converters

  • AppDevTools : Multipurpose web toolkit for formatting, encoding, decoding, and testing code in a browser.
  • Sharevb IT Tools / IT Tools (Link 1) : Self-hosted collection of practical IT utilities for developers and system administrators.
  • Web Toolbox : Browser-based toolkit for quick format conversion, data generation, and inspection of network headers.
  • devina : Collection of modern web utilities and code generators for everyday engineering work.
  • Coders Tool : Online tools for converting, encrypting, minifying, and formatting code without installing anything.
  • UUID Tools / UUID Generator (Link 1) : Generates unique identifiers (UUID / GUID) according to different standards.

IDEs and modern code editors

Full development environments, lightweight text editors, cloud environments, inspection and debugging tools, and the broader Vim and VS Code ecosystems.

Desktop editors and development environments

VS Code extensions and tools

Cloud IDEs, sandboxes, and team collaboration

  • cloud : Cloud platform index.
  • Heroku-Alt / heroku-free-alternatives (GitHub) : Heroku alternatives.
  • Code Collaboration Platforms : Platforms for collaboratively editing code and working on projects in real time.
  • Google Colaboratory : Browser-based cloud development environment.
  • CodeSandbox / StackBlitz (Link 1) : VS Code cloud development environment that runs in a browser.
  • judge0 : Online compiler and code execution platform supporting more than 60 programming languages.
  • Atheos : Self-hosted web development environment that runs in a browser on your own server.
  • Datalore : Browser-based cloud development environment.
  • JSFiddle : Browser-based cloud development environment.
  • html-css-js : Browser-based cloud development environment.
  • CoderPad : Browser-based cloud development environment.
  • Ideone : Browser-based cloud development environment.
  • PlayCode : Browser-based cloud development environment.
  • pad.ws : Browser-based cloud development environment with a whiteboard-style interface.
  • Openshift : Cloud development environment based on Eclipse Che for team work on containerized apps.
  • Shell Cloud : Interactive Google Cloud Shell terminal environment with built-in tools and 5 GB of persistent storage.
  • glot.io : Open-source pastebin service with a built-in compiler and code execution API.
  • Notebooks.azure : Interactive Jupyter notebooks integrated with cloud resources and VS Code.
  • Jupyter Server : Backend services, specifications, and REST API for orchestrating Jupyter notebooks.
  • Anywidget : Library for creating custom interactive widgets in Jupyter.
  • CoCalc : Collaborative cloud environment for mathematics, data science, and research.
  • CodePen / Web Maker / Liveweave (Web version, Link 2) : Interactive online editors for prototyping HTML, CSS, and JavaScript in real time.
  • InstantDB : Framework for building collaborative apps with an instant local database.

Mobile code editors for Android

  • Acode : Code editor and lightweight development environment designed for Android devices.
  • Squircle-CE : Code editor and lightweight development environment designed for Android devices.
  • Sora : Code editor and lightweight development environment designed for Android devices.
  • Visual Code Space : Code editor and lightweight development environment designed for Android devices.
  • Spck Editor : Code editor and lightweight development environment designed for Android devices.
  • VHEditor : Mobile code editor based on the VS Code environment.
  • diohub / PuppyGit / OctoDroid (GitHub, GitHub) : Mobile clients for working with Git repositories and GitHub on Android.
  • GitSync : App for automatically syncing local folders with remote Git repositories.
  • FlutterMarkdownEditor : Editor for writing and previewing Markdown documents.

Code analysis, formatting, and debugging tools

  • Prettier Formatter : Standard automatic code formatter for JavaScript, TypeScript, CSS, HTML, and other formats.
  • Biome Linter / Formatter : Fast linter and formatter for JavaScript and TypeScript, built in Rust as a modern alternative to Prettier and ESLint.
  • Tokei : Fast tool for counting lines of code, comments, and blank lines by programming language.
  • myCompiler / Compiler Explorer / OneCompiler (Link 1, Link 2, Link 3, Link 4, Link 5) : Online compilers and machine-code explorers for inspecting assembly output across multiple languages.
  • Ray.so Code Snapshot : Generates polished code images with customizable backgrounds, frames, and themes for sharing.
  • Carbon Code Snapshot : Tool for creating and sharing attractive source-code images, with hundreds of color themes.
  • Decompiler : Online service for decompiling Java, .NET, and Android binaries.

Vim and Neovim ecosystem

AI coding agents and AI developer tools

Autonomous coding agents for terminals and editors, AI app builders, token optimizers, and tools for preparing repository context.

Coding agents, CLI harnesses, and extensions

  • AI Agents : Directory of autonomous AI agents, development frameworks, and tools for automating programming tasks.
  • OpenCode / Resources / Config Manager (GitHub, Link 2) : AI assistant for generating and analyzing code, with supporting resources and a configuration manager.
  • Aider : Command-line AI assistant that works with local files, applies changes, and commits them.
  • Cline / Zoo Code (GitHub) : Autonomous VS Code agent extensions that run terminal commands and edit project files.
  • OpenHands : AI tool and model for writing code, explaining errors, and automating development.
  • Cursor : AI tool and model for writing code, explaining errors, and automating development.
  • GitWit : AI tool and model for writing code, explaining errors, and automating development.
  • ZCode : AI tool and model for writing code, explaining errors, and automating development.
  • DeepSeek Harness : AI tool and model for writing code, explaining errors, and automating development.
  • Google Antigravity / VSCode Marketplace / Add Skills (GitHub, GitHub, Marketplace) : Google's advanced agentic development environment and integrated tools for working with Claude and Gemini models.
  • AI SDK : AI tool and model for writing code, explaining errors, and automating development.
  • Open Interpreter : Local interpreter that lets LLMs run code directly on your computer.
  • Code Web Chat : Browser-based AI assistant for quickly analyzing and generating code without registration.
  • Supermaven : Fast AI autocomplete extension with a large context window.
  • Qodo : AI tool and model for writing code, explaining errors, and automating development.
  • Ampcode : AI tool and model for writing code, explaining errors, and automating development.
  • FreeBuff : Development AI agent with a cloud sandbox for safely testing code.
  • jcode : Command-line AI assistant that works with local files, applies changes, and commits them.
  • Pi : Command-line AI assistant that works with local files, applies changes, and commits them.
  • omp : Command-line AI assistant that works with local files, applies changes, and commits them.
  • cmux : Terminal emulator with integrated agent capabilities for working with code.
  • Poolside AI : Specialized API for integrating models trained for programming.
  • getdesign.md : Collection of design systems prepared for use by AI coding agents.
  • Awesome AI Coding Tools : Directory of AI tools for developers and engineers.
  • Skills / an-eye (Link 1) : Registries of skills and extensions that expand AI development agents.
  • CodeRabbit / PR-Agent (GitHub) : AI tools for automated pull request review, bug detection, and improvement suggestions.
  • Honey / Ponytail (Link 1) : Tools for optimizing context and reducing token use in AI agents.
  • 9Router : Local model proxy that caches requests and saves tokens during development.
  • Impeccable / Taste Skill (Link 1) : Design systems and style rules optimized for generating interfaces with AI coding agents.
  • book-to-skill : Tool for extracting knowledge from professional literature into skill formats for AI agents.
  • Anti Slop : Tool and instructions to keep AI agents from generating generic, low-quality code.
  • Orca : Development environment for coordinating multiple AI agents working on a project in parallel.
  • Langfuse : Open-source platform for monitoring, debugging, and optimizing the cost of LLM applications.
  • Ccusage : Tracks token usage and costs when working with AI development tools.
  • Querit / CLI / MCP Server (Link 1, GitHub) : AI web search API, with a CLI and an MCP Server.
  • Pieces : System for semantically indexing and searching personal code snippets with multiple models.
  • HyperFrames : Programmable framework for generating video content with code.

AI web coding and app generators

  • Arena : Platform for benchmarking and testing multiple AI coding models in parallel.
  • Design Arena : Arena for comparing the design and coding capabilities of leading AI models.
  • Z.ai : / GLM-5 Turbo, AI assistant for code generation and analysis, sign-up required.
  • Kimi (Link 1) : / Kimi K2.6, AI assistant for code generation and analysis, Google login or phone number required.
  • Google AI Studio : Gemini 3.8 Flash, Gemini 3.1 Pro Preview, Gemini 3.5 Flash-Lite, Google sign-up required, AI assistant for code generation and analysis.
  • Qwen : Free plan includes a limited amount of Qwen 3.7 Plus usage.
  • MiniMax AI : / AI assistant for code generation and analysis, sign-up required.
  • Cloud CLI : Web interface for managing local agent sessions and reviewing changes.
  • Perchance / Fragments / Websim (Link 1, Web version, Link 3, Link 4) : Generative platforms and sandbox environments for rapidly prototyping web apps with AI models.

AI utilities, tokens, and repository context

  • Code2prompt : Tool for packaging an entire code repository into a structured text prompt for LLMs.
  • Gitingest / Repomix (Link 1) : Tools for turning an entire GitHub repository into structured text context for LLM prompts.

Git and GitHub tools

Git clients, TUI interfaces, code-hosting platforms, and tools for GitHub automation, analytics, and profile customization.

Git desktop clients, TUI interfaces, and CLI tools

GitHub tools, actions, and automation

  • Gut / GitHub Cli / gitu (GitHub, GitHub) : Command-line utilities for speeding up everyday Git operations.
  • OSS Insight : Analytics and indexes for activity in open-source projects on GitHub.
  • Awesome First PR Opportunities / up-for-grabs (Link 1) : Catalog of open-source projects with issues suitable for a beginner's first contribution.
  • Awesome Actions : Collection of vetted GitHub Actions for CI/CD workflow automation.
  • Awesome Browser Extensions : Useful browser extensions that make navigating and working on GitHub easier.
  • Awesome README : Inspiration, templates, and resources for creating professional README files.
  • Awesome Badges : Status, technology, and license badges for enriching GitHub documentation.
  • refined-github : Browser extension that adds hundreds of useful options and improvements to the official GitHub interface.
  • GitHub Desktop (GitHub) : Official and customized desktop clients for working with GitHub repositories.
  • Is GitHub Cooked? : Incident history and stability tracking for GitHub infrastructure.
  • Gothub : Alternative, lightweight frontend for browsing GitHub repositories.
  • GitHub Cheat Sheet : Comprehensive reference to advanced GitHub shortcuts and tips.
  • Languish : Programming-language popularity statistics and trends based on GitHub data.
  • GitHub Dorks : Tool for advanced searches of code, configurations, and potential secrets on GitHub using dorks.
  • Imgbot : Automatically compresses and optimizes images in a repository through a GitHub bot.
  • Octobox / Gitify / CatLight (Link 1, Link 2) : Desktop tools and notifications for tracking GitHub alerts and tasks.
  • Download Directory : Easily download individual subfolders or files from a GitHub repository.
  • useful-forks / GitPop3 / Active-Forks (Link 1, Link 2) : Search engines for active GitHub forks that surface versions with recent commits and fixes.
  • Graphite / Stacking (Link 1) : Tools for stacking and efficiently managing related pull requests.
  • SemanticDiff : Pull request review with syntax-aware and semantic comparisons that reduce noise.
  • Diffshub : Advanced visual tool for comparing and analyzing code changes on GitHub.
  • OctoLinker : Extension that turns package import references on GitHub into clickable links to documentation.
  • Octotree : Displays a hierarchical file tree in a side panel of the GitHub interface.
  • Nightly.link : Creates permanent download links for the latest nightly builds from GitHub Actions artifacts.
  • GhGrab : Command-line tool for quickly downloading individual files from repositories.
  • act : Runs and tests GitHub Actions workflow steps locally in Docker.
  • Star History : Visual chart of a GitHub repository's popularity and star growth over time.
  • Gitstar Ranking : Global ranking of popular software repositories by star count.
  • GitHubReleasesBot : Telegram bot for tracking new releases and changes in selected GitHub repositories.
  • GitHub Readme Stats : Dynamically generates visual activity-stat cards for GitHub profiles.
  • Skill Icons / Badges 4 README (GitHub) : Collection of styled technology and skill icons for GitHub profile READMEs and bios.
  • For the Badge / Fancy Badges (Link 1) : Generators for styled SVG badges in GitHub documentation and profile pages.
  • Profile Readme Generator : Visual generator and editor for professional GitHub profile README pages.
  • GitHub Spray : Creative tool for planning and drawing artwork in the GitHub contribution graph.
  • GitHub Snake : GitHub Action that generates an animated Snake game from your commit graph.
  • GitHub Profile Readme Generator : Generators for attractive profiles featuring skills, tools, and statistics.
  • GitStalk : Search and quickly view public data, repositories, and activity history for GitHub users.
  • Beautify GitHub Profile : Resources, templates, and inspiration for creating a visually distinctive GitHub profile.
  • github-material-icons-extension : Extension that displays modern Material icons for folders and files on GitHub.
  • gist.io : Platform for quickly creating a minimalist blog from GitHub Gist notes.

CLI and terminal tools

Advanced command-line tools, improved alternatives to standard shell commands, history managers, and utilities for terminal productivity.

Terminal productivity and modern CLI tools

  • CLI Cheat Sheets : Useful developer tools and reference resources for CLI cheat sheets.
  • Awesome CLI : Command-line interface for quickly searching Awesome lists on GitHub.
  • VHS : Declarative tool for creating animated terminal GIFs with a simple configuration script.
  • Charm : Backend services and infrastructure for terminal apps built with Charm tools.
  • OhMyPosh : Customizable prompt and theme engine for any shell, including PowerShell, Bash, Zsh, and Fish.
  • Lip Gloss : Declarative library for styling, colors, borders, and layouts in terminal applications.
  • sshx : Share a terminal session instantly over the internet through a secure web link, with no setup.
  • ripgrep / Sift (Link 1) : Fast command-line alternatives for searching text and regex patterns across file trees.
  • bat / Extras / Shiki (GitHub, Link 2) : File viewers with syntax highlighting, pagination, and Git integration.
  • Edbrowse : Multifunctional terminal editor, text web browser, and mail client.
  • Command Not Found : Quick reference for installing commands that are missing from your distribution.
  • Atuin : Encrypted synchronization, fast search, and backups for shell history.
  • pueue : Manager for long-running commands and terminal job queues.
  • Zoxide : Smart replacement for the cd command that remembers frequently visited directories and lets you jump with a few keystrokes.
  • yoctocolors : Small, efficient library for coloring terminal text.
  • open : Cross-platform utility for opening URLs, files, and apps from scripts.
  • VisiData : Powerful terminal tool for exploring, filtering, and processing tabular data and CSV files.

API development, testing, and mock services

Clients for HTTP and GraphQL requests, mock servers, public API catalogs, and tools for documentation and service integration.

Mock servers and public API catalogs

API clients, testing, and debugging

  • Dev Scraping APIs : Catalog of APIs and services for programmatically collecting and scraping web data.
  • awesome-transit : Public APIs for public transportation data, routes, and schedules.
  • NASA API : NASA APIs for open data, satellite imagery, and astronomy.
  • Free AI Tools / OpenRouter / API Together (Link 1, Link 2) : Catalogs and aggregators for API access to large language models and AI services.
  • AI Price Compare / PricePerToken (Link 1) : Comparison and token price calculators for different LLM APIs.
  • hoppscotch / Firecamp / Strapi (Link 1, Link 2) : Platforms for visually creating, managing, and documenting REST and GraphQL APIs.
  • Resend : Modern API for sending transactional email, designed for the React and Next.js ecosystems.
  • Meilisearch : Blazing-fast open-source search engine with typo tolerance and filtering.
  • Secrets To AI : Community and gateway for unified access to AI models and API endpoints.
  • OmniRoute : Universal proxy for routing and optimizing requests to different AI API providers.
  • Wyzie Subs / NPM Package / Docs (Link 1, Documentation) : Subtitle scraping API, with an NPM Package and Docs.
  • HTTPie : Interactive client and command-line tool for testing REST, GraphQL, and HTTP APIs.
  • Rest Test Test : Simple online tool for testing REST services and checking CORS headers.
  • Beeceptor : Service for instantly generating mock REST API responses with simulated errors and latency.
  • Pipedream : Integration platform for connecting APIs and automating event-driven workflows with code.
  • FastAPI : Modern, high-performance Python web framework for building APIs with type hints.
  • Posting / Insomnia / Yaak (Link 1, Link 2) : Modern, fast clients for sending HTTP requests, organizing collections, and inspecting responses.
  • Bruno : Lightweight open-source API client that stores collections as plain files in a Git repository.
  • ReDoc : Tool for generating interactive, responsive documentation from OpenAPI / Swagger specifications.
  • Stein : Service that turns Google Sheets into a functional REST API.
  • Userdoccers : Unofficial, detailed documentation of Discord's internal API capabilities.
  • discord-api-libs : Community libraries for working with the Discord API in various languages.
  • Lanyard : Service for tracking Discord status and exporting Rich Presence data through an API or WebSocket.
  • Telegram Bot API / PHP Telegram Bot (GitHub) : Official API and libraries for building automated Telegram bots.
  • cf-workers-telegram-bot : Template for running a Telegram bot on the Cloudflare Workers serverless platform.
  • Plaid : API platform for securely connecting apps with bank accounts and financial data.

Databases and database tools

Clients for administering relational and NoSQL databases, SQLite browsers, data migration tools, ER modeling, and interactive SQL notebooks.

Database administration clients and SQL editors

  • DB Engines / DBDB (Link 1) : Rankings, popularity statistics, and comparison of leading database management systems.
  • Awesome Opensource Data Engineering : Collection of tools, libraries, and standards for data engineering and large-scale data processing.
  • Awesome Big Data : Resources, frameworks, and architectures for storing and analyzing large datasets.
  • Awesome MySQL : Curated list of tools, performance optimizations, and resources for the MySQL ecosystem.
  • DB Browser / SQLook / SQL Lite Studio (Link 1, Link 2) : Graphical editors and browsers for SQLite databases, with SQL editors.
  • DuckDB : Database system and client for administration, querying, and modeling.
  • Qdrant : Database system and client for administration, querying, and modeling.
  • Gel : Database system and client for administration, querying, and modeling.
  • Beekeeper Studio : Database system and client for administration, querying, and modeling.
  • AirTable : Collaborative database manager with a visual spreadsheet interface.
  • Baserow : Collaborative database manager with a visual spreadsheet interface.
  • NocoDB : Collaborative database manager with a visual spreadsheet interface.
  • Sqlable : Collection of utilities for analyzing, formatting, and testing SQL queries.
  • Grafana : Self-hosted platform for visualizing metrics, logs, and telemetry.
  • DBeaver : Universal desktop client for PostgreSQL, MySQL, SQLite, Oracle, and dozens of other databases.
  • ChartDB : Visual tool for mapping relational databases and creating ER diagrams and interactive schemas.
  • Ingestr : CLI tool for transferring and replicating data between relational and NoSQL databases.
  • franchise : Interactive notebook for running SQL queries, visualizing results, and sharing analyses.

Docker and container tools

Tools for managing containers, optimizing images, linting Dockerfiles, automatically updating services, and reviewing logs.

Container management, image optimization, and linters

  • Awesome Docker : Index of popular containerized services and tools.
  • Selfhosted-Apps-Docker : Guides and recipes for self-hosting popular apps with Docker.
  • Docker / Desktop App (Link 1) : Official container platform and desktop environment for building and running containers.
  • Podman / Compose (Link 1, GitHub) : Rootless, daemonless open-source container engine with Podman Compose support.
  • Portainer / Dockhand / DockGE (Link 1, Link 2, Link 3) : Graphical dashboards for managing containers, images, volumes, and networks.
  • Composerize : Online tool that converts ordinary docker run commands into declarative docker-compose configurations.
  • Hub Docker (Link 1, Link 2) : Catalogs and repositories of vetted, optimized Docker images for various apps and services.
  • LazyDocker / oxker / Arcane (GitHub, Link 2, GitHub) : Fast terminal interfaces for monitoring Docker containers, logs, and status.
  • Dockle : Tool for checking security standards and best practices in Docker images.
  • Dive : Tool for analyzing Docker image layers and finding unnecessary disk usage.
  • WatchTower : Automatically updates running Docker containers when a new base image version is available.
  • Dozzle : Lightweight web interface for monitoring and searching Docker container logs in real time.
  • Docker AutoHeal : Automatically monitors and restarts unhealthy Docker containers based on health checks.
  • Diun : Notification system that alerts you when new Docker image versions are available in registries.
  • Termible : Embedded web terminals for websites running in Docker containers.

Programming languages and compilers

Resources, cheat sheets, standards, compilers, and tools for Python, C/C++, Java, Kotlin, JavaScript/TypeScript, PHP, Go, Rust, and other languages.

General programming resources, standards, and compilers

  • Awesome Explorer : Easy-to-browse interface for searching Awesome developer lists.
  • Awesome Cheatsheets / QuickRef.me / HowDoI (Link 1, GitHub, Link 3, Guide, Link 5) : Comprehensive collections of references, syntax, and examples for many programming languages.
  • Codigo : Catalog and database of programming language syntax and features.
  • Awesome Go / Go Recipes (GitHub) : Collections of libraries, tools, and patterns for Go development.
  • TheAlgorithms : Open-source implementations of classic and modern algorithms in multiple programming languages.
  • Learn Programming : Useful developer tools and reference resources for learning programming.
  • Benchmarks Game : Comparative tests of execution speed and memory use across programming languages.
  • Language Benchmarks : Performance measurements and benchmark tests for compilers and runtimes.
  • 30 Seconds of Code / FreeFrontend (Link 1) : Short, vetted code snippets for solving common programming problems.
  • generatedata.com : Structured test data generator with export to multiple formats.
  • Try It Online : Online platform for running and testing code in more than 600 programming languages.
  • nunu : CLI tool for scaffolding and generating Go service architecture.
  • Learn X in Y minutes : Concise syntax overviews in a "learn X in Y minutes" format.
  • OneLang : Experimental compiler that translates code from one language to another.
  • Crystalline : LSP implementation for the Crystal language, with autocompletion and navigation.
  • explaine.rs : Interactive visual guide to Rust syntax and symbols.
  • Verus : Tool for formally verifying the correctness of Rust code.

Python development and libraries

  • Automate The Boring Stuff : Popular free book about automating everyday tasks with Python.
  • Python Cheatsheet / SpeedSheet (Link 1) : Clear syntax references and guides to the Python standard library.
  • Python Patterns : Guide to architectural and structural design patterns implemented in Python.
  • Clean Code Python : Principles and tips for writing clean, readable, modular Python code.
  • RustPython : Python interpreter written entirely in Rust.
  • uv : Fast Python package and virtual environment manager written in Rust.
  • Thonny : Simple integrated development environment for Python beginners, with a visual debugger.
  • Pydroid 3 : Mobile Python environment for learning and running scripts on Android phones.
  • pylyzer : Fast Python static analyzer written in Rust.
  • Online Python Compiler : Online Python editor and interactive code tester with input argument support.

C / C++ and systems programming

  • Awesome C++ : Curated collection of libraries, tools, and resources for modern C++.
  • RoslynPad : Lightweight interactive editor for C# built on the Roslyn compiler.
  • RoslynQuoter : Visual analyzer for C# syntax trees.
  • The Algorithms - C++ : Implementations of classic algorithms and data structures in C++.
  • C++ Insights / cpp.sh (Link 1) : Interactive online compilers for experimenting with new C++ standards.
  • CompCert : Formally verified optimizing C compiler for systems where reliability is critical.
  • CP-Algorithms : Implementations of classic algorithms and data structures in C++.
  • cppreference : Reference documentation and quick guides to the modern C++ standard.

Java and Kotlin ecosystem

  • Awesome Java : Curated collection of Java libraries, frameworks, and tools.
  • Awesome Kotlin : Guides, libraries, and resources for Kotlin app development.
  • Obfuscator List : Overview of tools for protecting and obfuscating Java bytecode.
  • Adoptium : Free, tested, and certified OpenJDK binaries for all platforms.
  • Recaf (GitHub) : Java bytecode editor with a GUI.
  • bytecode-viewer / jd-gui / Krakatau (GitHub, GitHub, GitHub, GitHub, Link 5, GitHub) : Tools for decompiling Java .class and .jar binaries back into readable Java source code.
  • JEnv For Windows : Simple tool for quickly switching between installed Java versions on Windows.
  • WhichJDK : Clear chart and guide to Java Development Kit versions, support, and changes.
  • jadx : Decompiler that converts Android DEX and APK files into Java source code.
  • GraalVM : High-performance runtime for running Java, JavaScript, Python, and R on the same platform.
  • Awesome JavaScript : Collection of resources, guides, and best practices for modern JavaScript development.
  • TypeScript Tools : Tools, libraries, and utilities for developing, typing, and checking TypeScript code.
  • Component Party : Side-by-side comparison of syntax and concepts across reactive JavaScript frameworks.
  • Bun : All-in-one, very fast JavaScript runtime, bundler, and package manager.
  • WebCrack / jsdfe / Deobfuscator (Link 1, Link 2, Link 3) : Tools for deobfuscating and restoring readability to compressed or obfuscated JavaScript.
  • JS Compressor : JavaScript compressors and optimizers for reducing network transfer size.
  • Underdash : Collection of modern, efficient JavaScript functions and solutions with no dependencies.
  • Node.js Best Practices : Comprehensive guide to best practices, architecture, and security in Node.js projects.
  • Airbnb JavaScript Style Guide / StandardJS (Link 1) : Industry standards and rules for consistent, clean JavaScript.
  • Discord.js Guide : Official step-by-step guide to building Discord bots with the Discord.js library.

Web development technologies

Web fundamentals and frameworks, including HTML5 standards, CSS styling and animation, JavaScript/TypeScript runtimes and libraries, React, and related frontend platforms.

Web fundamentals and HTML5 standards

CSS architecture, animation, and styling

React and modern frontend frameworks

  • Plate : Modular rich-text editor components for React apps.
  • React Suite / React Bits / 21st (Link 1, Link 2, Link 3) : Collections of ready-made React components, visual animations, and modern UI blocks.
  • Mantine : Rich ecosystem of React components, hooks, and templates for quickly building apps.
  • Bulletproof React : Reference architecture and best practices for organizing large, scalable React projects.
  • Refine : Open-source framework for rapidly building admin panels and internal apps with React.
  • Puck : Visual drag-and-drop editor that lets nontechnical users edit React content.
  • Remotion : Framework for programmatically creating video content with React components.
  • React SVG / SVG2JSX (Link 1) : Online tools for converting SVG vectors into clean JSX / React components.
  • Million : Optimization solution for speeding up React component rendering with a virtual DOM compiler.
  • novu : Infrastructure and UI components for real-time in-app notifications.
  • UseHooks : Collection of simple, reusable custom React hooks for everyday tasks.
  • React Query : Standard library for asynchronous data fetching, caching, and synchronization with a server in React.
  • MMKV : Fast local key-value database for React Native based on MMKV.
  • Vision Camera : Flexible, high-performance camera component for React Native projects, with frame support.
  • React PDF : Declarative PDF creation and downloads using React components.

Web tools, frameworks, and optimization

  • Awesome PHP : Collection of modern PHP libraries, guides, and open-source resources.
  • 3v4l : Online interactive environment for testing code across many PHP versions.
  • PHPStan : Powerful static analysis tool for finding hidden bugs in PHP without running the code.
  • Composer : Standard dependency and library manager for PHP.
  • Spatie : Open-source package for running tasks concurrently and in parallel in PHP.
  • 32 Bit Cafe : Directory of resources, forums, and communities dedicated to the open web.
  • Awesome Tunneling : Collection of tools for creating secure tunnels from a local machine to the internet.
  • Archive / Scrape / Crawl Web Pages : Useful developer tools and reference resources for archiving, scraping, and crawling web pages.
  • Selfhosted Image Galleries : Useful developer tools and reference resources for self-hosted image galleries.
  • GoAccess : Fast real-time server log analyzer with terminal and web interfaces.
  • Formulaer / Tally / FormBricks (Link 1, GitHub, Link 3) : Platforms for easily creating and analyzing forms, surveys, and user feedback.
  • Selenium / Huginn (GitHub) : Tools and frameworks for automated browser control, scraping, and testing.
  • Automa / Browserflow (Link 1) : Browser extensions for automating actions without writing code.
  • cron-job : Free service for periodically calling URLs and running cron tasks.
  • Flounder : Minimalist community and platform for discussing simple web development.
  • Networking Toolbox / Browserling Tools / WebCode (Link 1, Web version) : Collections of practical tools for network diagnostics, debugging, and website testing.
  • Microlink SDK / OG Image Generator / Link Preview JS (Web version, GitHub) : Tools for automatically generating attractive Open Graph images and social-media link previews.
  • Tech Playground : Online lab for trying different server technologies and databases.
  • Wappalyzer (Link 1) : Detects website technologies, with companion browser extensions.
  • shadcn-svelte / Examples (GitHub) : Web component libraries with Examples.
  • Web Developer : Official extension with practical tools for inspecting CSS, forms, and images.
  • GoatCounter / Cloudflare Web Analytics / Rybbit (Link 1, GitHub, Link 3, Link 4) : Web analytics platforms focused on visitor privacy and simple cookie-free traffic insights.
  • ElasticSearch : Distributed search and analytics engine for querying large volumes of data in real time.
  • Tabler : Modern, responsive open-source admin dashboard template.
  • Octopus : Visual tool for planning site architecture, sitemaps, and user flows.
  • Giscus / Remarkbox (Link 1) : Lightweight, secure website comments powered by GitHub Discussions.
  • WordPress / Tools / Joomla (Link 1, Link 2) : Content management systems (CMS).
  • The Website Specification : Website design checklist.
  • Dagu : Simple web-based system for managing and monitoring DAG workflows and jobs.
  • xh / IP Lookup / Recipes (Link 1, Link 2) : HTTP clients and tools for transferring data with URLs, including IP Lookup and Recipes.
  • http-server : Lightweight, simple command-line HTTP server for quickly serving static files locally.
  • Plow : Command-line tool for measuring HTTP server performance and throughput.
  • Transform : Online converter between JSON, YAML, TypeScript types, and CSS formats.
  • Media Chrome : Customizable web components for styling and controlling audio and video players.
  • OneLinePlayer : Minimalist web video player for directly embedding video.
  • Motion : Production animation library for fluid web user interfaces.
  • Medusa : Modular open-source headless commerce framework for building modern online stores.
  • Can I Use? : Browser support reference for modern HTML, CSS, and JavaScript features.
  • PocketBase : Open-source backend platform.
  • Caddy / Nginx (Link 1) : High-performance web servers, reverse proxies, and load balancers for production environments.
  • Directory Lister : Simple web app for sharing and listing folder contents.
  • The SSO Wall of Shame : Public list of providers that charge extra for basic Single Sign-On (SSO) protection.
  • TestLocally : Tool for capturing website screenshots from different geographic locations.
  • Can I Email? : Browser-support-style table for HTML and CSS features across email clients.
  • Typebot : Visual builder and embeddable chat app for interacting with website visitors.
  • uMap : Open-source tool for creating and embedding custom maps on websites.
  • Google Map Themes : Collection of ready-made styles for customizing Google Maps.
  • frp / GoDoxy / YARP (GitHub, GitHub) : Powerful reverse proxies for exposing services securely and routing traffic.
  • wsrv.nl / Images.weserv.nl (Link 1) : Service for instantly optimizing, caching, and resizing images through URL parameters.
  • WhatPWACanDo : Inspiring examples and demos of modern progressive web app (PWA) capabilities.
  • PWABuilder : Tool for turning a regular website into an installable progressive web app (PWA).
  • Chaos Frontend Toolkit : Collection of tools for deliberately introducing errors and testing frontend resilience.
  • LocalHost : Connects local apps to the internet without requiring a static IP address.
  • tailspin : Syntax highlighter for logs and text files in the terminal.
  • Cloudflared / untun / ngrok (GitHub, Link 2) : Secure tunnels for exposing a local web server to the public internet during testing.
  • Bore : Simple TCP tunnel for forwarding local ports to a public address.
  • NConfig : Generator for optimized Nginx server configurations.
  • Nginx-Admins-Handbook : Comprehensive manual with tips and optimizations for Nginx server performance.

Frontend, UI components, and design systems

Collections of ready-made components, interface inspiration, advanced color palettes, contrast checkers, and vector SVG tools.

Color palettes, generators, and contrast checking

UI components, design systems, and inspiration

SVG tools, generators, and vector graphics

  • SVG / Vector Icons : Collections of free, optimized SVG vector icons for modern web apps.
  • Vector Editors : Browser-based vector editors for creating and modifying SVG illustrations and icons.
  • Method / SVG.wtf / Lucide Studio (Link 1, Link 2, Link 3, Link 4, Link 5, Link 6) : Browser-based vector editors and viewers for drawing, modifying, and inspecting SVG graphics.
  • fffuel : Generators for organic shapes, waves, backgrounds, and abstract SVG elements.
  • 3DSVG : Editor for creating pseudo-3D graphics and isometric SVG illustrations.
  • SVGFilters : Visual builder for experimenting with complex SVG filters and effects.
  • SVGArtista / SVG Studio (Link 1) : Tools for animating strokes, paths, and fills in SVG illustrations.
  • morphicons : Tool for creating smooth animated transitions between SVG icons.
  • FrameSVG : Converts GIF animations into reusable, lightweight animated SVG files.
  • SVGO / SVGCrop (Link 1, Link 2) : Powerful SVG optimizer with a convenient web interface for instant previews.
  • SVG Tutorial : Interactive guide to writing SVG vector graphics by hand.
  • SVGX : App for organizing, searching, and managing SVG icon and illustration collections.
  • Vector Express : Online tools for converting between vector and raster formats.
  • svgco / SVGFast (Link 1) : Tools for converting raster images into clean SVG vectors.
  • GLORP : Specialized converter for turning pixel art into scalable, sharp SVG files.
  • Pattern Monster : Tool for creating repeating vector patterns and background tiles in SVG.
  • Blobs : Generator for organic, asymmetrical vector shapes.
  • Broider : Creative tool for drawing and generating decorative frames for interface elements.
  • ShapeDivider : Generator for wavy and angular dividers between website sections.
  • SVG Path : Tool that visually displays and explains each command in an SVG path.
  • svg-path-editor : Interactive editor for drawing, editing points, and optimizing SVG paths.
  • SVGWave : SVG wave generator.
  • AutoTracer / Vectorize Image / vtracer (Link 1, Link 2) : Image vectorizers and autotracers.

Website builders and static site generators

Static site generators for Markdown, Jamstack tools, visual website builders, technical documentation tools, and WordPress development.

Static site and documentation generators

  • Awesome Static Generators / Jamstack Generators (Link 1) : Catalogs and comparisons of static site generators and Jamstack architectures.
  • Eleventy : Generator for fast, secure static websites from Markdown documents.
  • Hugo : Generator for fast, secure static websites from Markdown documents.
  • VitePress : Generator for fast, secure static websites from Markdown documents.
  • Astro : Generator for fast, secure static websites from Markdown documents.
  • Docusaurus : Generator for static websites and documentation sites from Markdown files.
  • Retype : Generator for static websites and documentation sites from Markdown files.
  • Zola : Generator for static websites and documentation sites from Markdown files.
  • Publii : Desktop app for building static websites and blogs without writing code.
  • Jekyll : Generator for static websites and documentation sites from Markdown files.
  • docsify : Generator for static websites and documentation sites from Markdown files.
  • GitBook : Generator for fast, secure static websites from Markdown documents.
  • Pelican : Generator for fast, secure static websites from Markdown documents.
  • tilda : Visual builder and platform for creating websites without hand-coding.
  • cargo : Visual builder and platform for creating websites without hand-coding.
  • Temper : Visual builder and platform for creating websites without hand-coding.
  • Silex : Visual builder and platform for creating websites without hand-coding.
  • mmm : Visual builder and platform for creating websites without hand-coding.
  • Straw.Page : Visual builder and platform for creating websites without hand-coding.
  • Feather Wiki : Simple, extensible generator for personal websites and notes in a single HTML file.
  • SouPalt : Static site generator that manipulates HTML structure as a tree of elements.
  • Vvveb / Universe / Google Sites (Link 1, Link 2, Link 3) : Visual drag-and-drop builders for quickly assembling websites.
  • Tails : Visual website creator based on Tailwind CSS components.
  • Odie : Service that automatically turns Google Docs into live websites.
  • Anvil / Lowdefy (Link 1) : Platforms for building full web apps with plain Python or configuration.
  • Webstudio : Visual builder and platform for creating websites without hand-coding.
  • Carrd : Minimalist, elegant builder for responsive single-page websites.
  • Framer : Visual builder and platform for creating websites without hand-coding.

WordPress development and plugins

  • Visual CSS Editor : Visual CSS editor for customizing WordPress themes directly in a browser.
  • LocalWP : Local development environment for quickly running and testing WordPress sites.
  • faustjs : Modern framework for connecting headless WordPress to a Next.js frontend.
  • Timber : Library that enables Twig templates for cleaner, more modular WordPress theme development.
  • KokoAnalytics : Lightweight, privacy-focused WordPress analytics that does not slow down page loads.

Testing, performance, and accessibility

Tools for testing regular expressions, measuring loading speed and Core Web Vitals, checking cross-browser compatibility, and evaluating web accessibility (a11y).

Performance testing, Core Web Vitals, and accessibility

Hosting, domains, deployment, and monitoring

Application PaaS, serverless edge platforms, self-hosted deployment, static hosting, domain registrars, DNS diagnostics, and uptime monitoring.

Application hosting and PaaS platforms

  • Cloudflare Workers : / 3MB maximum script size, 100K daily requests.
  • alwaysdata.com : Free plan: 1GB storage, unlimited bandwidth, unlimited databases, 256MB RAM.
  • AwardSpace.com : Free plan: 1GB storage, 5GB monthly bandwidth, 1 database, up to 5K visits per month.
  • Freehostia.com : Free plan: 250MB storage, 6GB monthly bandwidth, 1 database.
  • FreeHostingEU.com : Free plan: 200MB storage, 4GB monthly bandwidth, 1 database.
  • Batcave.net : Free plan: 1GB storage, 5GB monthly bandwidth, 1 database.
  • CGIWebHost.com : Free plan: 1GB storage, 5GB monthly bandwidth, 1 database.
  • FreeHostingNoAds.net : Free plan: 1GB storage, 5GB monthly bandwidth, 1 database.
  • 100WebSpace.com : Free plan: 100MB storage, 3GB monthly bandwidth, 1 database.
  • netlify (Documentation) : 300 Credits, Monthly.
  • 50Webs.com : Free plan: 500MB storage, 5GB monthly bandwidth, no databases.
  • Somee.com : Free plan: 150MB storage, 5GB monthly bandwidth, 1 database.
  • FreeWebPageHost.Net : Free plan: 1GB storage, 5GB monthly bandwidth, 1 database.
  • WebFreeHosting.net : Free plan: 1GB storage, 5GB monthly bandwidth, 1 database.
  • Biz.ly : Free plan: 50MB storage, 1GB monthly bandwidth, no databases.
  • biz.ht : Free plan: 1GB storage, 5GB monthly bandwidth, 1 database.
  • Freehostspace.com : Free plan: 1GB storage, 5GB monthly bandwidth, 1 database.
  • RUNHOSTING.com : Free plan: 1GB storage, 5GB monthly bandwidth, 1 database.
  • FreeSiteHosting.com : Free plan: 1GB storage, 5GB monthly bandwidth, 1 database.
  • Freehostpro.com : Free plan: 1GB storage, 5GB monthly bandwidth, 1 database.
  • Redwebhost.com : Free plan: 1GB storage, 5GB monthly bandwidth, 1 database.
  • Tekcities.com : Free plan: 1GB storage, 5GB monthly bandwidth, 1 database.
  • Agilityhoster.com : Free plan: 1GB storage, 5GB monthly bandwidth, 1 database.
  • 125mb.com : Free plan: 1GB storage, 5GB monthly bandwidth, 1 database.
  • TinkerHost.net (Link 1, Link 2) : Free plan: 5GB storage, 100GB monthly bandwidth, unlimited databases.
  • biz.nf : Free plan: 1GB storage, 5GB monthly bandwidth, 1 database.
  • ATSPACE : Free plan: 1GB storage, unlimited bandwidth, 1 database.
  • UHostFull.com / UHostAll.com (Link 1) : Free plan: 5GB storage, unlimited bandwidth, unlimited databases.
  • Leprd : Free plan: 1GB storage, 10GB monthly bandwidth, unlimited databases.
  • x10hosting : Free plan: 500MB storage, unlimited bandwidth, 2 databases.
  • Profreehost : Free plan: 5GB storage, unlimited bandwidth, unlimited databases.
  • Render : A modern cloud platform for automatically deploying web applications, API services, and databases from Git.
  • pythonanywhere : A hosted Python development environment with a web server, database, and browser-based terminal access.
  • IBM Cloud : A collection of free cloud resources, virtual machines, and Kubernetes services on IBM's cloud platform.
  • Stormkit : An optimized deployment platform for modern JavaScript frontend applications.
  • nekoweb : Free plan: 500MB, 5K files, unlimited bandwidth.
  • Web 1.0 Hosting : Free plan: 100MB storage, unlimited bandwidth.
  • AppWrite : 2GB stage, 5GB.
  • BitBucket : Free plan: storage not specified, unlimited bandwidth (no custom domain).
  • Sevalla : Free plan: 1GB storage, 100GB bandwidth (no custom domain).
  • Reocities : Free plan: 1GB storage, unlimited bandwidth (no custom domain).
  • Self-Hosted Wiki Alts : Open-source, self-hosted platforms for team documentation and building an internal knowledge base.
  • FreeHosts / Awesome-Web-Hosting (Link 1) : Free hosting provider indexes.
  • Awesome Cloudflare : A large collection of tools, libraries, and guides for the Cloudflare ecosystem.
  • VPS Comparison Chart / VPS Rentals / servers.fyi (Link 1, Link 2, Link 3, Link 4) : Compare prices, hardware performance, and locations of virtual private servers (VPS).
  • TLDES / TLD-List / SitePrice (Link 1, Link 2) : Search tools and price lists for domain registration and renewal.
  • censys / WebDNA / ICANN Lookup (Web version, Link 2, GitHub, Link 4, Link 5, Link 6, Link 7, Link 8) : Tools for checking WHOIS data, IP addresses, ASN records, and domain ownership.
  • Secure Backend Guide : A guide to security principles, encryption, and deploying secure backend services.
  • Oracle Cloud / Guide (Important) (Guide) : Free virtual servers with a detailed guide to creating and configuring resources.
  • Pyfunceble : A tool for automatically checking the availability of selected internet domains on a schedule.
  • DNForum : A discussion forum about domain registration, trading, and trends.
  • OONI : A global platform for checking censorship and website availability from different countries.
  • Server Hunter / ServerSearcher (Link 1) : Search tools and filters for comparing dedicated and virtual servers in detail.
  • GetDeploying : A tool for comparing prices and capabilities of leading cloud infrastructure providers.
  • srvrlss : A catalog and performance comparison of serverless platforms for running cloud functions.
  • Instances (Vantage) : An interactive price comparison and configuration calculator for cloud instances.
  • Val Town : A platform for writing, running, and sharing serverless TypeScript scripts in a browser.
  • GoodBadISPs : An overview of internet providers and policies for reliably hosting Tor nodes.
  • overscript : Specialized platforms for setting up and running imageboard forums.
  • ProBoards : Free services for creating and moderating discussion forums.
  • MyBB / FreeFlarum / PHPBB (Link 1, Link 2) : Software for running classic and modern discussion forums.
  • HumHub / HubZilla / scuttlebutt (Link 1, Link 2) : Open-source software for running your own decentralized social networks.
  • UNIT3D : An open-source solution for setting up and administering private BitTorrent trackers.
  • OpenPanel / Moonlight (GitHub) : Graphical control panels for managing web servers, domains, and databases.
  • 24x7 : A set of utilities for network diagnostics, port checks, and hosting availability.
  • Kener / cstate (GitHub) : Open-source, self-hosted platforms for displaying system status and service updates.
  • redirect.name : A service for quickly and reliably redirecting URLs and domains to a new address.
  • iana / arin / lacnic (Link 1, Link 2, Link 3, Link 4) : Official Regional Internet Registries (RIRs) for allocating IP addresses and autonomous systems (AS).
  • AtSameIP : Find other websites sharing the same IP address on shared hosting.
  • Check for Cloudflare : Quickly check whether a website uses Cloudflare protection and its CDN.
  • Cloudflare Radar : Cloudflare's global analytics center for tracking internet traffic trends and threats.
  • Meta Tag Gen / OpenGraph / MetaTags (Link 1, Link 2) : Tools for checking and generating correct meta tags for SEO and Open Graph sharing.
  • Cloudflare Pages : Free plan: storage not specified, unlimited bandwidth.
  • surge : Free plan: unlimited storage and bandwidth.
  • GitHub Pages : / 100GB.
  • Sourcehut Pages : Free plan: 1GB storage, unlimited bandwidth.
  • Neocities / Resources (Link 1) : Free plan: 1GB storage, 200GB bandwidth (no custom domain).
  • pages.gay : Unspecified, unspecified.
  • Codeberg Pages / Request Storage (Link 1) : Free plan: 750MB storage, unlimited bandwidth.

Self-hosted infrastructure and deployment

Domain registrars, WHOIS, and network infrastructure

Uptime monitoring and status pages

Mobile development (Android and iOS)

Development tools for Android and iOS, mobile code editors, mobile browser inspection, icon generators, and component libraries.

Android and iOS development tools, libraries, and guides

  • Awesome iOS : Resources, libraries, and guides for developing apps for the iOS platform.
  • Mobbin / UISources (Link 1) : Inspiration, screen galleries, and user interface patterns for mobile apps.
  • App Mockups : Useful developer tools and reference resources: App Mockups.
  • Android Developer Roadmap : Useful developer tools and reference resources: Android Developer Roadmap.
  • Android Studio : Google's official integrated development environment (IDE) for building native Android apps.
  • Shizuku Fork / Shizuku / Tools (Link 1, GitHub, GitHub) : Android system services that let apps use advanced system APIs without root access.
  • App ideas : An inspiring collection of practical project ideas with specifications for every skill level.
  • IconKitchen : A generator for complete icon sets and assets for Android, iOS, and web apps.
  • ChromeXt : Adds developer tools and element inspection to mobile web browsers.
  • APKEditor / Apktool M (Link 1) : Tools for decompiling, modifying, translating, and rebuilding Android APK packages.
  • CS Android : Google's official search tool for the complete Android Open Source Project (AOSP) source code.
  • useAnimations : A collection of animated icons ready to integrate into user interfaces.
  • Official Android Courses : Official Google courses and hands-on labs for learning modern Android development with Kotlin.
  • Android Libhunt : A catalog and comparison of popular Android libraries and dependencies.
  • AndroidAssetStudio : A tool for generating icons, launcher graphics, and visual assets for Android apps.
  • React Native Apps : A collection of open-source examples and reference apps built with React Native.
  • IPSW Diffs : Compare changes and decompiled diffs between different versions of iOS.
  • iOS Icon Gallery : A gallery and catalog of well-designed icons for iOS and macOS apps.
  • HandDrawnFont : A tool for creating hand-drawn animated fonts for mobile apps.
  • PrivacyFlash-Pro : A privacy policy generator for iOS apps that meets App Store requirements.

Game development and assets

Game engines, free 2D and 3D graphics and sound assets, map and level editors, and utilities for creating games.

Game engines and game development frameworks

Graphics and sound assets for games

  • Itch.io Assets : Free 2D and 3D graphics, models, textures, and visual elements for making video games.
  • Kenney : Free 2D and 3D graphics, models, textures, and visual elements for making video games.
  • Dev Assets : Free 2D and 3D graphics, models, textures, and visual elements for making video games.
  • Quaternius : Free 2D and 3D graphics, models, textures, and visual elements for making video games.
  • Game UI Database : A large visual database and archive of user interfaces from thousands of video games.
  • Game-icons : A collection of more than 4,000 free vector icons in SVG and PNG formats for games.
  • r/GameAssets : A community for sharing free resources and assets for video games.
  • AssetRipper / AssetStudio (GitHub) : Tools for extracting textures, models, and audio from compiled Unity files.
  • CraftPix : Free 2D sprites, characters, tiles, and backgrounds for game development.
  • xonotic / Warsow (GitHub) : Open graphics assets and models from popular open-source shooters.
  • GameDev Market : A marketplace for graphics and sound assets for independent game creators.
  • OpenGameArt.org : An artist community sharing 2D and 3D graphics and music under free licenses.
  • SteamGridDB (Link 1) : A catalog of custom covers and posters for game libraries, with a companion automation tool.
  • S2V : An asset and map browser and decompiler for the Source 2 engine.
  • 3D Models / Modeling Tools : Free 3D models, materials, and software for 3D modeling and preparing digital assets.
  • Design Tools / Resources : Curated design tools, palette generators, and resources for modern user interfaces.
  • Art Resources : Free graphic textures, illustrations, and digital visual materials for web and mobile apps.
  • Animation Resources : Libraries and generators for CSS and JavaScript animations used to create interactive UI elements.
  • Writing Tools : Tools for technical writing, code documentation, and grammar checking for software documentation.
  • Nuklear : A minimalist C library for rendering graphical user interfaces in games.
  • HUDSxGUIS : Inspiration and concept design for futuristic HUD elements and graphical interfaces.
  • SPARTAN Procedural : A procedural tile and texture generator for game level design.
  • Game Sounds : A large library of free sound effects for use in games.
  • Bleeper / jfxr (Link 1) : Generators for retro 8-bit sound effects, running directly in a web browser.
  • Engine Simulator : An interactive simulator and generator of realistic internal combustion engine sounds.
  • EZ Conversion : An audio format converter designed for video game audio.

Level, map, and tile editors

Machine learning and LLM development

Libraries for fine-tuning models, datasets, local inference tools, and neural network visualization.

LLM libraries, fine-tuning, and datasets

Cybersecurity and scanners

Important security note: All vulnerability testing, penetration testing, and binary analysis tools listed here are intended only for legitimate testing on your own systems, educational analysis, or use with explicit written authorization from the system owner.

Cybersecurity vulnerability databases, CVE catalogs, port scanners, threat monitoring, dependency analysis, and security labs.

Security tools and network scanners

  • Awesome Cyber Security : A curated collection of information security resources, tools, and guides.
  • Awesome CI/CD Security : Resources and guidance for securing continuous integration and continuous deployment pipelines.
  • Cybersecurity Learning : Educational platforms, challenges, and labs for learning cybersecurity and ethical hacking.
  • Advisory Database / ThreatFox / Exploit DB (Link 1, Link 2, Link 3) : Official databases of threats and exploits, plus a framework for mapping attack techniques (MITRE ATT&CK).
  • Bazaar / MalShare / URLhaus (Link 1, Link 2, Link 3, Link 4) : Databases and indexes for analyzing malicious code, URLs, and malware samples.
  • ThreatMap / Threat Radar / CyberMap (Link 1, Link 2) : Interactive visual maps showing the global distribution of cyberattacks in real time.
  • Rawsec's CyberSecurity Inventory : A curated collection of information security resources, tools, and guides.
  • CybersecResources : A curated collection of information security resources, tools, and guides.
  • Awesome List : A curated collection of information security resources, tools, and guides.
  • Infosec Resources : A curated collection of information security resources, tools, and guides.
  • CyberSecTools : A curated collection of information security resources, tools, and guides.
  • My Infosec Awesome : A structured list of tools and literature for information security professionals.
  • Awesome Formal Verification : An index of techniques, tools, and papers on formal verification and model checking.
  • pyWhat / horsicq / CheckFileType (Link 1, Link 2) : Tools for accurately identifying the types and formats of unknown files and content.
  • Open Source Security Software : Open-source software solutions for protecting systems and networks.
  • osquery / Nmap / Results (Link 1, Link 2) : Systems for monitoring operating system security, file integrity, and process activity.
  • Canarytokens : A tool for generating tokens that trigger an alert when unauthorized system access occurs.
  • masscan : A fast network port scanner for checking open services and assessing network exposure.
  • Nuclei / Synk / NVD (Link 1, Link 2) : Tools for scanning and tracking known vulnerabilities in applications and dependencies.
  • BBRadar / Open Bug Bounty / BugBountyHunting (Link 1, Link 2) : Platforms for tracking bug bounty programs and reported security issues.
  • X-Force Exchange : A global platform for sharing threat intelligence and information about cyberattacks.
  • OpenSCA-CLI : A CLI tool for analyzing the security of third-party components and source code dependencies.
  • Unblob : A powerful set of tools for automatically decompressing and analyzing unknown firmware images.
  • spur.us : Data and services for identifying and filtering traffic from VPN and proxy servers.
  • Greenbone : A comprehensive open-source system for vulnerability management and network auditing.
  • Evervault : Infrastructure for encrypting sensitive user data and meeting security standards.
  • Observatory : Analysis of security HTTP headers (CSP, HSTS, X-Frame-Options) to help protect web applications.
  • favicon-hash : A tool for calculating website favicon hashes to search for infrastructure in Shodan.
  • DarkVisitors : An up-to-date list of bots and data scrapers for configuring robots.txt protections.
  • Al-Khaser : A tool for testing the effectiveness of security solutions by simulating detection evasion techniques.
  • CVE Details / OpenCVE (Link 1) : Databases for finding detailed information about recorded security vulnerabilities (CVE).
  • AllSafe : An intentionally vulnerable Android app for hands-on security assessment practice.

Network traffic monitoring, SIEM, and defense

  • Zeek Network Security : A powerful platform for passive network traffic analysis, security monitoring, and detecting anomalies in network protocols.
  • Kismet Wireless / RF : A wireless network detector, sniffer, and intrusion detection system for Wi-Fi, Bluetooth, and the RF spectrum.
  • ntopng Traffic Monitor : A tool for visual network traffic monitoring, traffic inspection, and spotting network congestion in real time.
  • Kismet Wireless / RF : A wireless network detector, sniffer, and intrusion detection system for Wi-Fi, Bluetooth, and the RF spectrum.
  • ntopng Traffic Monitor : A tool for visual network traffic monitoring, traffic inspection, and spotting network congestion in real time.
  • CrowdSec : A collaborative system for detecting and preventing server intrusions based on attacker behavior.
  • Security Onion SecOps : An integrated Linux distribution for network security monitoring, log management, and threat hunting.
  • Wazuh SIEM / XDR : An open-source SIEM and XDR platform for threat detection, integrity monitoring, and vulnerability analysis on servers and workstations.

Vulnerability analysis and dependency security

  • Snyk AppSec : A platform for code analysis and finding vulnerabilities in open-source dependencies, containers, and IaC configurations.

Penetration testing and labs

DNS, TLS, and web security

DNS record diagnostics, protection against malicious bots, authentication management, and SSL/TLS certificate automation.

DNS tools, resolvers, and diagnostics

Authentication and protection against web attacks

SSL/TLS certificates and encryption

  • Awesome Cryptography : A collection of libraries, algorithms, and theoretical materials on modern cryptography.
  • mitmproxy / OpenAPI Converter (GitHub) : Intercept HTTPS traffic and use a tool to automatically generate an OpenAPI specification from captured requests.
  • HTTPToolkit : A visual desktop tool for intercepting, debugging, and simulating HTTP and HTTPS communication.
  • TLSRef : A generator for optimal cryptographic configurations for web servers.
  • SSLLabs : An in-depth analysis of a website's SSL/TLS configuration, supported protocols, and security.
  • Hitch : A high-performance proxy for terminating SSL/TLS encryption in front of a web server.
  • Let's Encrypt / ZeroSSL (Link 1) : Automated, free issuance of digital TLS/SSL certificates for encrypting web traffic.
  • SSL for Free : Free SSL certificate issuance and management for domains.
  • CertAlert : A service for monitoring SSL certificates and sending alerts before they expire.
  • acme.sh / Certbot (Link 1) : Tools and scripts for automatically issuing and renewing Let's Encrypt certificates through the ACME protocol.
  • mkcert : A tool for easily creating locally trusted SSL certificates for localhost development.
  • SSLMate CAA : A helper for creating DNS CAA records that restrict which authorities may issue a certificate for a domain.
  • minisign : A simple tool for cryptographically signing files and verifying digital signatures.

Reverse engineering and code analysis

Disassemblers, decompilers for binary executables, debuggers, and educational collections for reverse engineering and binary analysis.

Reverse engineering guides and knowledge bases

Disassemblers, decompilers, and binary analysis tools

  • Awesome Android Reverse Engineering : A collection of tools and tutorials for analyzing and decompiling Android apps.
  • Awesome Malware Analysis : Resources, environments, and methods for static and dynamic malware analysis.
  • IDA Pro : Hex-Rays' commercial disassembler, decompiler, and debugger for professional reverse engineering.
  • Ghidra (GitHub) : The NSA's open-source suite for disassembling, decompiling, and analyzing binary programs.
  • Binary Ninja (GitHub) : A modern reverse engineering platform with a rich API and plugin support.
  • Frida : A powerful toolkit for dynamic instrumentation, function interception, and application reverse engineering.
  • x64dbg (GitHub) : An open-source x64 debugger for Windows with a rich plugin ecosystem.
  • Reverse Engineering : A Discord community and discussion space for code analysis and reverse engineering techniques.
  • LemmeDebug : A userscript for bypassing anti-debugging mechanisms on websites.
  • Radare : A modular open-source framework for disassembling, analyzing, and reverse engineering binary programs.
  • Rizin Disassembler : An open-source, UNIX-like framework for disassembling, analyzing, and reverse engineering binary code.
  • Cutter GUI Decompiler : The official modern graphical interface for the Rizin framework, with support for the Ghidra decompiler.
  • Flare VM : An automated script for setting up a malware analysis lab on Windows machines.
  • REMnux : A specialized Linux distribution with hundreds of tools for malware analysis.
  • dnSpyEx : A debugger and editor for compiled .NET assemblies, with the ability to modify code on the fly.
  • Gaultier Blog : A practical guide to mastering x86-64 assembly language through examples.
  • ROP Emporium : Labs and hands-on challenges for learning ROP binary exploitation techniques.
  • APK Editor Studio / APKTool (Link 1) : APK tools and resources for reverse engineering.
  • MSTG / DVIA-v2 (GitHub) : Methodologies and intentionally vulnerable apps for practicing security analysis on mobile platforms.
  • Malimite : A decompiler and analysis tool tailored to iOS and macOS binary executables.
  • challenges.re : A collection of practical tasks and challenges for developing reverse engineering skills.

Recommendations for effective tool use and maintaining a development environment

With more than a thousand tools available, one of the biggest engineering pitfalls is switching libraries and utilities too often. To get the most from this directory and stay focused, follow these principles:

  1. Build a stable core stack: Choose one primary language, one reliable framework, a trusted relational database, and one editor. Use the same core tools long enough to work quickly without constantly changing your environment.
  2. Combine agentic and local tools: Use AI coding agents such as Claude Code, Codex, or Cursor for tedious, repetitive tasks, test generation, and refactoring, while maintaining a deep understanding of the architecture and code you ship to production.
  3. Automate small tasks: Tools such as n8n, GitHub Actions workflows, and CLI scripts can save hundreds of work hours a year. Anything you do more than twice a week is worth automating.
  4. Follow cybersecurity principles: Before downloading new CLI tools and dependencies, check their repositories with services such as Snyk or deps.dev. Never enter API keys or passwords into public tools or untrusted web environments.
  5. Contribute to open-source projects: Most tools in this catalog are free and open source thanks to the work of thousands of developers around the world. Report a bug, improve the documentation, or support project maintainers.

Update note: The technology ecosystem changes rapidly. This directory is reviewed periodically. You can share feedback about new services or changed URLs in the comments below the article.