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An ahead-of-time JavaScript compiler

Browser automation CLI for AI agents

Fast, accurate & comprehensive text measurement & layout

An in-process reimplementation of PostgreSQL, backed by a SQLite-compatible storage engine

npx ccusage

🌌 A complete search engine and RAG pipeline in your browser, server or edge network with support for full-text, vector, and hybrid search in less than 2kb.

Lightweight fuzzy-search, in JavaScript

🤘Open source programming font

A fast, helpful, and open-source document parser

The production-scale datacenter profiler (C/C++, Go, Rust, Python, Java, NodeJS, .NET, PHP, Ruby, Perl, ...)

Async Context for JavaScript

Unobtrusive logging library with zero dependencies for Deno, Node.js, Bun, browsers, and edge functions

A calm, CLI-native way to semantically grep everything, like code, images, pdfs and more.

A lightweight polyfill for Temporal, successor to the JavaScript Date object

Vite plugin that reimplements the Next.js API surface — deploy anywhere

Cognee is the open-source AI memory platform for agents. Give your AI agents persistent long-term memory across sessions with a self-hosted knowledge graph engine.

OrioleDB – building a modern cloud-native storage engine (... and solving some PostgreSQL wicked problems)

Lightweight coding agent that runs in your terminal

Fast, disk space efficient package manager

Emdash is the Open-Source Agentic Development Environment (🧡 YC W26). Run multiple coding agents in parallel. Use any provider.

The Cursor for Designers • An Open-Source AI-First Design tool • Visually build, style, and edit your React App with AI

AI agent toolkit: unified LLM API, agent loop, TUI, coding agent CLI

Embeddable Postgres with real-time, reactive bindings.

Open Protocol for Resumable File Uploads

A frontend Framework for single-page applications on top of REST/GraphQL APIs, using TypeScript, React and Material Design

A standard interface for TypeScript schema validation libraries

A unified interface for AI in your terminal.

Public repository of the Micro QuickJS Javascript Engine

Unstyled UI components for building accessible web apps and design systems. From the creators of Radix, Floating UI, and Material UI.