A collective list of free APIs
- api
- public-apis
- free
- apis
Repository Index
74,362 visible repositories in the index
1–24 of 3,178 · Most stars
Learn how to design large-scale systems. Prep for the system design interview. Includes Anki flashcards.
- programming
- development
- design
- design-system
Interactive roadmaps, guides and other educational content to help developers grow in their careers.
- computer-science
- roadmap
- developer-roadmap
- frontend-roadmap
An agentic skills framework & software development methodology that works.
- ai
- brainstorming
- coding
- obra
The agent harness performance optimization system. Skills, instincts, memory, security, and research-first development for Claude Code, Codex, Opencode, Cursor and beyond.
Curated list of project-based tutorials
- tutorial
- project
- beginner-project
- webdevelopment
Repo for counting stars and contributing. Press F to pay respect to glorious developers.
Fair-code workflow automation platform with native AI capabilities. Combine visual building with custom code, self-host or cloud, 400+ integrations.
- automation
- ipaas
- n8n
- workflow
An agent-managed museum exhibit, built in Rust with Gajae-Code / LazyCodex — developed and maintained with no human intervention.
Makes your AI agent think like the laziest senior dev in the room. The best code is the code you never wrote.
Flutter makes it easy and fast to build beautiful apps for mobile and beyond
The most popular HTML, CSS, and JavaScript framework for developing responsive, mobile first projects on the web.
💫 Toolkit to help you get started with SDD or any other process!
Turn any codebase, with its docs, SQL schemas, configs, and PDFs, into a queryable knowledge graph. A /graphify skill for Claude Code, Cursor, Codex, and Gemini CLI: local deterministic AST parsing, every edge explained, no vector store.
- claude-code
- graphrag
- knowledge-graph
- codex
A list of SaaS, PaaS and IaaS offerings that have free tiers of interest to devops and infradev
- free-for-developers
- awesome-list
Coding articles to level up your development skills
- awesome-list
- javascript
- snippets
- learning-resources
A framework for building native applications using React
Godot Engine – Multi-platform 2D and 3D game engine
- game-engine
- godot
- godotengine
- open-source
The Postgres development platform. Supabase gives you a dedicated Postgres database to build your web, mobile, and AI applications.
✅ The Node.js best practices list (July 2026)
- nodejs
- javascript
- best-practices
- styleguide
A collection of (mostly) technical things every software developer should know about
- cc-by
- computer-science
- educational
- novice
A utility-first CSS framework for rapid UI development.
- tailwindcss
- css
- css-framework
- postcss
24 Lessons, 12 Weeks, Get Started as a Web Developer
Turn any idea, plan, or codebase into a beautiful interactive diagram. An agent skill for Claude Code, Codex, and more.
- architecture-diagram
- developer-tools
- system-design
- agent-skills