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

JavaScript API for Chrome and Firefox

✨ Light and Fast AI Assistant. Support: Web | iOS | MacOS | Android | Linux | Windows

A privacy-first, self-hosted, fully open source personal knowledge management software, written in typescript and golang.

🚀 The Ultimate Image Uploader for Efficient Creators. Supports Obsidian, Typora, VS Code etc. and 60+ image hosting services (S3, GitHub, Cloudflare R2, Imgur, Aliyun OSS...). Paste, upload, done.

🌟 Wiki of OI / ICPC for everyone. （某大型游戏线上攻略，内含炫酷算术魔法）

Build mindmaps with plain text

Solve LeetCode problems in VS Code

Coding assistance for JupyterLab (code navigation + hover suggestions + linters + autocompletion + rename) using Language Server Protocol

Nigate: An open-source NTFS utility for Mac. It supports all Mac models (Intel and Apple Silicon), providing full read-write access, mounting, and management for NTFS drives.

网易云音乐 - 歌单/专辑/电台 - 下载器