An opinionated front-end starter kit for your "nobuild" application

coss.com is the new holding company of cal.com, the pioneers of open source scheduling infrastructure and cal.com continues to be the 'google search' of our alphabet.

🦭 High Performance kafka alternative written in rust

React UI library for ChatGPT Apps SDK - Production-ready components, hooks, and design system

Trigger.dev – build and deploy fully‑managed AI agents and workflows

Build MCP servers with WebAssembly components

Open-source collection of UI components and animated effects built with React, Typescript, Tailwind CSS, and Motion. Pairs beautifully with shadcn/ui.

An MCP server that exposes local and remote agents across different servers as MCP tools.

Playwright MCP server

Example running a CF worker inside of Spin

Perform common file preview and editing via the web.

Ergonomic and modular web framework built with Tokio, Tower, and Hyper

Peace of mind from prototype to production

AI Powered Tester

My own custom 12ft.io replacement

MCP server for interacting with Neon Management API and databases

Starter projects for fullstack applications based on React & GraphQL.

Next.js Commerce - Wix Stores

Astro website starter for Spin

An open protocol enabling communication and interoperability between opaque agentic applications.

Example of A2A agent

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

Resolve production issues, fast. An open source observability platform unifying session replays, logs, metrics, traces and errors powered by ClickHouse and OpenTelemetry.

CORS proxy for Fermyon Cloud

We all edit.

ryOS, made with Cursor

A components library built with Tailwind CSS that works with any web stack.