HyperFormula is an open-source headless spreadsheet for business web apps. It comes with over 400 formulas, CRUD operations, undo-redo, clipboard support, and sorting.

LiveStore is a next-generation state management framework based on reactive SQLite and built-in sync engine.

The missing backend framework for React.

Fast, customizable Markdown parser and renderer with full CommonMark support. TypeScript rewrite of markdown-it with enhancements.

MemoLanes is a route tracking application designed to conveniently record and securely store your travel footprints while providing rich visualization. 迹忆是一款轨迹记录软件，不仅能便捷记录、安全储存你的足迹，更能以丰富的形式可视化旅途数据。

Monitor a process and trigger a notification.

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

AutoClip : AI-powered video clipping and highlight generation · 一款智能高光提取与剪辑的二创工具

Screenshots with JavaScript. Next generation!

The most beautiful blog made with Notion

Replace the default file explorer in Obsidian with a clean two-pane interface featuring folder tree, tag browsing, file previews, keyboard navigation, drag-and-drop, pinned notes, and customizable …

Create and animate hand-drawn annotations on a web page

AI-powered spreadsheet automation through Model Context Protocol (MCP) server for Univer

Relocate resource intensive third-party scripts off of the main thread and into a web worker. 🎉

React Hooks & Helpers Collection - Copy, Paste, or Install with shadcn CLI

不止于 CSS

Invoicing, Time tracking, File reconciliation, Storage, Financial Overview & your own Assistant made for Freelancers

Bidirectional Channels for JavaScript

The most comprehensive authentication framework for TypeScript

Scalar is an open-source API platform:　　　　　　　　　　　　　　　　　　　　　　　　　　　　　　　　　　　　　　　🌐 Modern Rest API Client　　　　　　　　　　　　　　　　　　　　　　　　　　　　　　　　　　　　　　　　📖 Beautiful API References　　　　　　　　　　　　　　　　　　　　　　　　　　　　　　…

A reverse engineering of Linear's sync engine. Endorsed by its co-founder & CTO.

HTML5 MPEG2-TS / FLV Stream Player

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

Open Source Alternative to Vercel, Netlify and Heroku.

Build production-ready applications in TypeScript

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

Lightpanda: the headless browser designed for AI and automation

A JavaScript client for YouTube's private API, known as InnerTube.

A modern, full-featured, high-performance, cross-platform image compression application 具有现代化UI、功能齐全、高性能、跨平台的图像压缩工具

Modern photo gallery for photographers, with S3/GitHub sync, EXIF details, maps, and a WebGL viewer.