pctx is the execution layer for agentic tool calls. It auto-converts agent tools and MCP servers into code that runs in secure sandboxes for token-efficient workflows.

A comprehensive color library for JavaScript.

An open-source alternative to Claude Cowork, powered by opencode

A TypeScript framework for building MCP servers.

🚀 The fast, Pythonic way to build MCP servers and clients

a.k.a. Awesome ChatGPT Prompts. Share, discover, and collect prompts from the community. Free and open source — self-host for your organization with complete privacy.

Trying to make managing different Agents easier

(Replaces Next.js/Nuxt) 🔨 Composable framework to build advanced applications with flexibility and stability.

GenAI infrastructure

An HTTP/1.1 client, written from scratch for Node.js

A completely customizable framework for building rich text editors. (Currently in beta.)

The open protocol for real-time sync to client applications

Make your JSON data collaborative and version-controlled with CRDTs

High performance UI layout library in C.

JSON-RPC server based on fastapi

PydanticRPC is a Python library for rapidly exposing Pydantic models as gRPC, ConnectRPC, and MCP services without protobuf files.

The best ChatGPT that $100 can buy.

Lakekeeper is an Apache-Licensed, secure, fast and easy to use Apache Iceberg REST Catalog written in Rust.

OpenRefine is a free, open source power tool for working with messy data and improving it

Fully Managed, Streaming Ingestion (CDC) into your Lakehouse

Real-time analytics on Postgres tables

🤖 Just a command runner

Apache Kafka® compatible broker with S3, PostgreSQL, SQLite, Apache Iceberg and Delta Lake

Easy Webhooks for Python

Python async data processing microframework

how to write node programs with streams

Distributed event processing for Python based on Redis Streams

💫 Toolkit to help you get started with Spec-Driven Development