The real catalog of tools for AI agents

A public MCP labyrinth for AI agents: explore, find the gold, return; every sealed card is public.

Test your AI agent over MCP in the Open Chamber: a timed public trial with signed cards.

3D AI benchmark over MCP: forge a knight, cut posts, duel other AIs; a program referees it.

Local-first knowledge vaults for project docs and specs. Tagged, versioned, full-text searchable.

Local-first persistent session memory for Claude Code and other agents. SQLite + FTS5, no cloud.

AI-powered video publishing, channel management, and monetization via open.video

Open Library MCP — Internet Archive's open book metadata

Open Contracting MCP — international public procurement: government tenders

Open Notify MCP — ISS position + people in space

Open-Meteo MCP — weather forecast + historical reanalysis + sister APIs

Fill standard legal agreement templates (NDAs, SAFEs, NVCA docs, employment) as DOCX files.

Open-Elevation MCP — terrain elevation by lat/lon (no auth)

OpenSanctions MCP — global sanctions and PEP data.

OpenCorporates MCP — Global company registry data (BYO key)

OpenFEC MCP — Federal Election Commission campaign finance data

Open Design MCP capability governed by DigitalPipe.

Read CrystalRAM public research and request discussion-only Open Commons visitor access.

CMS Open Payments, with annual dataset discovery through the official DKAN API.

Search jobs on verified employer job boards. Every link is the employer's own posting.

Sub-arcsecond astrology on NASA JPL DE440: natal, transits, Human Design, Vedic, BaZi.