Pure TypeScript media toolkit for reading, writing, and converting video and audio files, directly in the browser.

An ahead-of-time JavaScript compiler

🎬 VNVE (Visual Novel Video Editor) Make visual novel videos in browser 在浏览器中快速制作视觉小说视频，利用AI一键生成！

Demux media files in the browser using WebAssembly, designed for WebCodecs 在浏览器中实现媒体文件的解封装，专为WebCodecs设计

🎮 ADV.JS Web AVG Engine 面向未来与前端的文字冒险游戏引擎（WIP）

The TypeScript AI agent framework. ⚡ Assistants, RAG, observability. Supports any LLM: GPT-4, Claude, Gemini, Llama.

A simple screen parsing tool towards pure vision based GUI agent

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

A generative speech model for daily dialogue.

Translate your application with Languine CLI powered by AI.

JavaScript to WASM compiler

🤭 Oops.js: Add powerful undo/redo capabilities to your app

📚 Collaborative cheatsheets for console commands

JavaScript Sequence Editor

An audio effects library for the Web Audio API.

🔍 A Hex Editor for Reverse Engineers, Programmers and people who value their retinas when working at 3 AM.

Open source video editing web application

A simple, high-performance, and comprehensive file system API running in the browser, built on OPFS. 在浏览器中运行的简单、高性能、完备的文件系统 API，基于 OPFS 构建。

A web-based Video Editing SDK built on WebCodecs. 基于 WebCodecs 构建的网页视频编辑 SDK。

JavaScript version of GPAC's MP4Box tool

Transparent Image Layer Diffusion using Latent Transparency

FFmpeg libav tutorial - learn how media works from basic to transmuxing, transcoding and more. Translations: 🇺🇸 🇨🇳 🇰🇷 🇪🇸 🇻🇳 🇧🇷

Material UI: Comprehensive React component library that implements Google's Material Design. Free forever.

JavaScript library to zip and unzip files supporting multi-core compression, compression streams, zip64, split files, deflate64 decompression, and encryption.

Simple macOS menu bar application to view and interact with reminders. Developed with SwiftUI and using Apple Reminders as a source.

Functional utility library - modern, simple, typed, powerful

A framework for building native visionOS applications using React

⚡ Next-gen Web Extension Framework

Playwright is a framework for Web Testing and Automation. It allows testing Chromium, Firefox and WebKit with a single API.

An interactive JavaScript sandbox