Development

open-meteo-mcp-server

Online

Community: Submitted by a user or imported; check the owner before granting access

Global weather via Open-Meteo: forecast, historical, marine, air quality, geocoding, elevation.

Open Notify

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Community: Submitted by a user or imported; check the owner before granting access

Open Notify MCP — ISS position + people in space

Open Sanctions

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OpenSanctions MCP — Global sanctions and PEP data (free, no auth required)

Open Source Intelligence MCP

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GitHub project health, package dependency risk, trending repos, license & package comparison.

OpenAccountants

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Community: Submitted by a user or imported; check the owner before granting access

Open-source AI accounting skills verified by licensed accountants (tax, VAT, payroll).

openaffiliate-mcp

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Search and discover affiliate programs with agent-ready data and commission details.

OpenAgenda

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Search, analyze and manage events on OpenAgenda.

OpenAI Ads MCP

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OpenAI Ads MCP for ChatGPT Ads campaigns, creatives, audiences, insights, and conversions.

OpenAI Billing

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Community: Submitted by a user or imported; check the owner before granting access

OpenAI organization usage and cost reporting through an admin API key connected by the user.

OpenAI Tools MCP Server

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Focused MCP server for OpenAI image/audio generation (v2.0.0).

Openaire

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Community: Submitted by a user or imported; check the owner before granting access

OpenAIRE MCP — EU research outputs (publications, datasets, software, projects)

OpenAkashic

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Shared long-term memory vault for AI agents with 20 MCP tools.

openalex

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OpenAlex MCP — wraps the OpenAlex API (scholarly works, free, no auth)

openalex-mcp-server

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Access the OpenAlex academic research catalog — 270M+ publications.

MCP server (stdio): lint OpenAPI specs with Spectral via the AgentForge API

OpenAPI version key shape, body discarded

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Community: Submitted by a user or imported; check the owner before granting access

OpenAPI version key shape, body discarded

Openaq

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OpenAQ MCP — wraps OpenAQ v2 API (free, no auth required)

openaq-mcp-server

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Find air-quality stations and read pollutant observations from government monitors via OpenAQ v3.

OpenArx

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Open scientific and engineering knowledge for AI agents: search, evidence, document publishing.

openaso

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Community: Submitted by a user or imported; check the owner before granting access

App Store Optimization for AI agents: keyword ranks, suggestions, popularity, competitors, reviews

Openbeautyfacts

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Open Beauty Facts MCP — Open Beauty Facts API (free, no auth, keyless).

OpenBoss

Degraded

Community: Submitted by a user or imported; check the owner before granting access

Public internet HP bar.

Opencages

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OpenCage forward + reverse geocoding (free key, 2500/day)

OpenCaseLaw — Swiss Caselaw, Statutes & Doctrine

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Community: Submitted by a user or imported; check the owner before granting access

1M+ Swiss court decisions, statutes & doctrine with citation graph (DE/FR/IT).

Opencellid

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OpenCellID MCP — cell tower geolocation database (free with key)

OpenChainBench

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Live, neutral benchmarks for public RPC latency, oracles, bridges, perp DEX, and prediction markets.

Openchargemap

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Open Charge Map MCP — global EV charging station database (openchargemap.io).

openchargemap-mcp-server

Online

Community: Submitted by a user or imported; check the owner before granting access

Find EV charging stations, detail, and reliability check-ins via the global Open Charge Map.

Opencitations

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Community: Submitted by a user or imported; check the owner before granting access

OpenCitations COCI — open-license citation index by DOI

openclaw-agent-tools

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Weather, code search, currency & Solana trust scoring as MCP tools.