Open source. Open possibilities.

A curated list of Web Performance Optimization (WPO) resources, featuring tools, articles, books, talks, and events to help developers improve website speed, Core Web Vitals, and user experience.

A comprehensive curated collection of tools and recipes for Go projects, covering testing, dependencies, visualization, and static analysis.

A curated list of embedded programming resources covering MCU platforms, bare-metal development, RTOS, Linux kernel and driver work, toolchains, and learning materials.

An 'awesome' list collecting JavaScript frameworks, web component libraries, UI component libraries for React, Vue, Angular, and more, mobile UI components, admin templates, and icon libraries. It includes GitHub star and npm download badges, and covers both active and historically significant projects.

A community-maintained directory of 730+ free public APIs across 48 categories, with a searchable website and a free JSON API endpoint. Covers animals, anime, finance, geocoding, weather and more.

A curated awesome list of Flutter resources, featuring libraries, UI components, tutorials, articles, videos, and open-source apps.

Awesome Python is a curated, opinionated guide to the best Python frameworks, libraries, and tools, organized into categories spanning AI/ML, web development, data science, developer tools, DevOps, CLI/GUI, security, and more.

A curated collection of free resources for learning system design concepts and preparing for interviews, covering core concepts, networking, APIs, databases, caching, distributed systems, architectural patterns, tradeoffs, and interview problems.

Papers We Love is a community-driven directory curating notable academic computer science papers for reading and discussion, with links to papers, chapters worldwide, and supplementary reading resources.

GitHub Dark is a userstyle project that applies a dark theme to GitHub, reducing eye strain during coding sessions. It includes syntax highlighting themes for GitHub, CodeMirror, and Jupyter, and is designed to be used with browser extensions like Stylus.

A community-curated directory of public APIs for developers, organized by category with details on authentication, HTTPS, and CORS support.

A curated Awesome List of Rust code and resources, linking to applications, libraries, and tools for developers exploring the Rust ecosystem.

Curated collection of awesome lists covering platforms, programming languages, front-end, big data, security, and many other topics. A popular starting point for developers.

A curated list of Android security resources including tools for static/dynamic analysis, reverse engineering, fuzzing, and vulnerability scanning.

A curated directory of CSS frameworks organized by category, including base resets, classless frameworks, lightweight options, general-purpose frameworks, Material Design, utility-based, specialized, and stalled projects.

A curated awesome list of delightful Node.js packages and resources, covering CLI apps, web frameworks, HTTP clients, testing, debugging, databases, and learning materials.

A curated list of open-source projects with beginner-friendly issues, helping new contributors find their first pull request opportunities across many programming languages.

Curated list of Claude Code resources—official Anthropic guides, tutorials, skills, plugins, hooks, MCP integrations, subagents, status lines, security and observability tooling, alternative clients, and agent orchestration examples.

A community-curated collection of custom agents, instructions, skills, hooks, workflows, and plugins for GitHub Copilot, with a searchable website, Learning Hub, and installable plugin marketplace.

Curated list of LangChain ecosystem tools, frameworks, and projects including low-code builders, agents, templates, and RAG applications.