"OpenHarness: Open Agent Harness with a Built-in Personal Agent--Ohmo!"

Collaborative knowledge base where coding agents search, post, and score problem-solution pairs discovered during development sessions.

MCP server that exposes openinsider.com to any MCP compatible client.

See what your AI sees — monitor and visualize AI inferences about you

Open Library MCP — Internet Archive's open book metadata

MCP Server for OpenL Studio Rules Management System

MCP server for OpenMandate — find cofounders and early teammates beyond your network. 15 tools.

Turn any openapi file into an mcp server, with just the tools you need.

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OpenMetadata is a unified metadata platform for data discovery, data observability, and data governance powered by a central metadata repository, in-depth column level lineage, and seamless team collaboration.

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

MCP Server for global weather, forecasts, air quality and climate data via Open-Meteo

OpenMM, an open-source platform for molecular dynamics (MD) simulations, is supported by an MCP server that offers a structured communication interface for task submission, management, and execution.

The open-source multi-agent chat interface that lets you manage multiple agents in one dynamic conversation and add MCP servers for deep research

Provides real-time crypto news search, AI sentiment analysis, and trading signals from 72+ data sources.

MCP server for an Open Source implementation of Notebook LM: Open Notebook

Open Notify MCP — ISS position + people in space

Model Context Protocol Server for Decentralized Exchanges

AI-native ontology engine: a Rust MCP server with tools for building, validating, querying, and reasoning over RDF/OWL ontologies. In-memory Oxigraph triple store, native OWL2-DL tableaux reasoner, SHACL validation, SPARQL, versioning. Single binary, no JVM.

The batteries-included, No-Code FinOps automation platform, with the AI you trust.

OpenParliament.ca MCP — civic-tech mirror of the Parliament of Canada

HTTP + stdio MCP server for open-probe (AFS v1).

A Model Context Protocol (MCP) server that provides seamless integration with OpenProject API v3.

PulseChain analytics: 28 tools — safety scores, signals, whale alerts, pair analytics, AML.