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

😎 Awesome lists about all kinds of interesting topics

A collective list of free APIs

Interactive roadmaps, guides and other educational content to help developers grow in their careers.

An opinionated list of awesome Python frameworks, libraries, software and resources.

A list of Free Software network services and web applications which can be hosted on your own servers

All Algorithms implemented in Python

Linux kernel source tree

🎓 Path to a free self-taught education in Computer Science!

A collection of inspiring lists, manuals, cheatsheets, blogs, hacks, one-liners, cli/web tools and more.

An Open Source Machine Learning Framework for Everyone

Visual Studio Code

Flutter makes it easy and fast to build beautiful apps for mobile and beyond

A collection of useful .gitignore templates

A curated list of awesome Go frameworks, libraries and software

Get up and running with OpenAI gpt-oss, DeepSeek-R1, Gemma 3 and other models.

Open-source Windows and Office activator featuring HWID, Ohook, TSforge, KMS38, and Online KMS activation methods, along with advanced troubleshooting.

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

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

The React Framework

A feature-rich command-line audio/video downloader

The Go programming language

Display and control your Android device

Microsoft PowerToys is a collection of utilities that help you customize Windows and streamline everyday tasks

🦜🔗 The platform for reliable agents.

《Hello 算法》：动画图解、一键运行的数据结构与算法教程。支持 Python, Java, C++, C, C#, JS, Go, Swift, Rust, Ruby, Kotlin, TS, Dart 代码。简体版和繁体版同步更新，English version in translation

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

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

Bring data to life with SVG, Canvas and HTML. 📊📈🎉

JavaScript 3D Library.