Master programming by recreating your favorite technologies from scratch.

freeCodeCamp.org's open-source codebase and curriculum. Learn math, programming, and computer science for free.

📚 Freely available programming books

Curated list of project-based tutorials

Linux kernel source tree

An Open Source Machine Learning Framework for Everyone

🙃 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…

Visual Studio Code

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.

Command-line program to download videos from YouTube.com and other video sites

The Go programming language

A list of SaaS, PaaS and IaaS offerings that have free tiers of interest to devops and infradev

Node.js JavaScript runtime ✨🐢🚀✨

Collection of publicly available IPTV channels from all over the world

Vim-fork focused on extensibility and usability

Robust Speech Recognition via Large-Scale Weak Supervision

Magnificent app which corrects your previous console command.

A utility-first CSS framework for rapid UI development.

🏡 Open source home automation that puts local control and privacy first.

A fancy self-hosted monitoring tool

Open Source Continuous File Synchronization

🌸 A command-line fuzzy finder

The fastest path to AI-powered full stack observability, even for lean teams.

A new bootable USB solution.

The open and composable observability and data visualization platform. Visualize metrics, logs, and traces from multiple sources like Prometheus, Loki, Elasticsearch, InfluxDB, Postgres and many mo…

OBS Studio - Free and open source software for live streaming and screen recording

Fast and extensible multi-platform HTTP/1-2-3 web server with automatic HTTPS

Bring projects, wikis, and teams together with AI. AppFlowy is the AI collaborative workspace where you achieve more without losing control of your data. The leading open source Notion alternative.

Ansible is a radically simple IT automation platform that makes your applications and systems easier to deploy and maintain. Automate everything from code deployment to network configuration to clo…