Open source alternative to Semrush and Ahrefs

The Framework for Building Agents

Skills for Design Engineers

Headless React components powered by LLM behaviors.

The better way to build AI agents in TypeScript.

Your agent writes bad React. This catches it

Learn it. Build it. Ship it for others.

🕵️‍♂️ Collect a dossier on a person by username from 3000+ sites

Free, open-source macOS cleaner. CleanMyMac alternative with zero telemetry. Native SwiftUI, scheduled auto-cleaning, Xcode/Homebrew/system cache cleanup. MIT licensed.

Private, fast, and honest web browser

The Generative UI framework

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

Enterprise AI Platform with guardrails, MCP registry, gateway & orchestrator

Pre-indexed code knowledge graph, auto syncs on code changes, for Claude Code, Codex, Gemini, Cursor, OpenCode, AntiGravity, Kiro, and Hermes Agent — fewer tokens, fewer tool calls, 100% local

The secure, validated skill registry for professional AI coding agents. Extend Antigravity, Claude Code, Cursor, Copilot and more with absolute confidence.

Vite+ monorepo template with 🏝️ TanStack Start, Better Auth, Drizzle ORM, shadcn/ui

An open source template for building cloud agents.

Vite+ is the unified toolchain and entry point for web development. It manages your runtime, package manager, and frontend toolchain in one place.

Production-ready AI chat. Start here and make it your own. Formerly Sparka AI

Context window optimization for AI coding agents. Sandboxes tool output (98% reduction), persists session memory, and enforces routing across 17 platforms via MCP + hooks.

The Open Standard for Generative UI

Personal AI agent guides, templates, and learnings

React UI + hooks for building modern AI chat interfaces fast. Built on top of Vercel AI SDK and AI SDK Elements.

Script Kit rewritten in Rust using GPUI (Zed's UI framework)

Script Kit. Automate Anything.