A collective list of free APIs

Learn how to design large-scale systems. Prep for the system design interview. Includes Anki flashcards.

Linux kernel source tree

🙃 A delightful community-driven (with 2,400+ contributors) framework for managing your zsh configuration. Includes 300+ optional plugins (rails, git, macOS, hub, docker, homebrew, node, php, python…

Fair-code workflow automation platform with native AI capabilities. Combine visual building with custom code, self-host or cloud, 400+ integrations.

The most popular HTML, CSS, and JavaScript framework for developing responsive, mobile first projects on the web.

A collection of useful .gitignore templates

Get up and running with Kimi-K2.5, GLM-5, MiniMax, DeepSeek, gpt-oss, Qwen, Gemma and other models.

Master the command line, in one page

🤗 Transformers: the model-definition framework for state-of-the-art machine learning models in text, vision, audio, and multimodal models, for both inference and training.

The agent engineering platform

User-friendly AI Interface (Supports Ollama, OpenAI API, ...)

Virtual whiteboard for sketching hand-drawn like diagrams

Node.js JavaScript runtime ✨🐢🚀✨

Godot Engine – Multi-platform 2D and 3D game engine

The most powerful and modular diffusion model GUI, api and backend with a graph/nodes interface.

LLM inference in C/C++

An open-source AI agent that brings the power of Gemini directly into your terminal.

Robust Speech Recognition via Large-Scale Weak Supervision

Claude Code is an agentic coding tool that lives in your terminal, understands your codebase, and helps you code faster by executing routine tasks, explaining complex code, and handling git workflo…

Code at the speed of thought – Zed is a high-performance, multiplayer code editor from the creators of Atom and Tree-sitter.

An open-source cross-platform alternative to AirDrop

GPT4All: Run Local LLMs on Any Device. Open-source and available for commercial use.

#1 PDF Application on GitHub that lets you edit PDFs on any device anywhere

simple terminal UI for git commands

A high-throughput and memory-efficient inference and serving engine for LLMs

Tesseract Open Source OCR Engine (main repository)

Source code for the X Recommendation Algorithm