Wolfram Alpha
Access the Wolfram Alpha API for computational knowledge and real-time data.
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bioinformatics-mcp-server
Bioinformatics data for AI agents — gene search, protein structures, clinical variants, PubMed literature, and DNA sequences via NCBI and UniProt. No API key…
geospatial-mcp-server
Geospatial data for AI agents via OpenStreetMap — geocoding, reverse geocoding, POI search, routing, and area statistics. No API key required.
AILibrary MCP Server
API for AI agents to search, license, and download b-roll video clips and voiceovers. Pay-per-request, no human interaction required.
AppHandoff MCP Server
One shared context layer for AI agents and humans — live API specs, DB schemas, and versioned contracts across repos so every agent and teammate works from the…
YouTube
Search YouTube videos and retrieve their transcripts using the YouTube API.
OneSource MCP
43 tools for live blockchain queries across Ethereum, Sepolia, and Avalanche — including token balances, NFT metadata, event logs, contract detection, ENS…
Harmonic Search
Search for companies and professionals using the Harmonic.ai API.
Bloomfilter
Let AI agents search, register, and manage domains via API
Yonote
Provides API tools to interact with Yonote documents and collections.
npm Registry MCP
Search packages, check versions, audit vulnerabilities and compare libraries directly from the npm registry (no API key required)
MediaWiki
Interact with MediaWiki installations through the MediaWiki API as a bot user.
PaperMCP 智能学术论文检索系统
An academic paper search server powered by the OpenAlex API.
Swagger/OpenAPI MCP Server
Explore and interact with Swagger/OpenAPI specifications, allowing for browsing endpoints and retrieving details on API operations.
D&D 5E MCP Server
Access Dungeons & Dragons 5th Edition content, including spells, classes, and monsters, via the Open5e API.
PortOne Global MCP Server
Search and read PortOne documentation, including API schemas and product guides.
tteg
Unsplash without registration. Search and save real stock photos with zero API keys.
Notion Content Database
Manage content databases in Notion using the Notion API.
Genji MCP Server
Search and analyze classical Japanese literature using the Genji API, with advanced normalization features.
MCP NIF.PT
Query and analyze Portuguese companies using the NIF.PT public API. Supports search by NIF, company name, and city.
Esa.io
Access the esa.io API to manage your team's knowledge base.
Dictionary-MCP
A dictionary server using the Merriam-Webster API to provide definitions, parts of speech, and pronunciations for words.
Rust Docs Server
Fetches Rust crate documentation from docs.rs using the rustdoc JSON API.
Library Docs MCP Server
Search and fetch documentation for popular libraries like Langchain, Llama-Index, and OpenAI using the Serper API, providing updated information for LLMs.