Discover Model Context Protocol servers from the official registry. Publisher metadata with transparent provenance — not a security certification.
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11 902 records · Registry listing ≠ independent verification by NexIP
io.github.scrape402/scrape402
Pay-per-call agent tools via x402 (USDC on Base): chat, prices, funding, RNG. No account or keys.
io.github.scottmreed/ChemCP
MCP App that renders 2D molecular structures from SMILES using RDKit.js
io.github.scottchronicity/ephemeris-mcp
Precision astronomical ephemeris and planetary positions via the Swiss Ephemeris.
io.github.scka-de/opensanctions-mcp
Sanctions screening and PEP checks via OpenSanctions API for AI agents
io.github.scka-de/ecb-mcp
ECB data for AI agents — rates, yields, inflation, money supply, and 100+ datasets. No API key.
io.github.schnueck/bring-photo-mcp
Add products to Bring! from a photo — MCP for AI recognition, catalog matching, and verified writes.
io.github.schemacrawler/schemacrawler-ai
Enables natural language schema queries — explore tables, keys, procedures, and get SQL help fast
io.github.sbrunner-atx/wsjtx-mcp
Operate WSJT-X (FT8/FT4/WSPR) from MCP clients over its UDP message protocol.
io.github.sbrunner-atx/n3fjp-mcp
Log amateur-radio QSOs to N3FJP logging software over its TCP API.
io.github.sbrunner-atx/fldigi-mcp
Control fldigi (amateur-radio digital modes) over XML-RPC: modem, frequency, rig, log, transmit.
io.github.sbrunner-atx/contest-mcp
Log amateur-radio QSOs to N3FJP logging software over its TCP API.
io.github.saxenakapil/setup-doctor
Score and improve your AI coding agent setup. Local-only, open source.
io.github.saviodamato/agentrank-mcp
Find real, verifiable businesses with provenance and source URLs - for AI agents.
io.github.savhascelik/meta-api-mcp-server
You can connect any API to LLMs. This enables AI to interact directly with APIs
io.github.savecharlie/touchstone
Verifiable text/code/measurement tools for agents, each reproducing a named authority.
io.github.savecharlie/almanac
Verified ephemeris & WMM2025 geomagnetic compute: the physical numbers LLMs hallucinate, done right.
io.github.saurav61091/mcp-openapi-runner
Turn any OpenAPI 3.x spec into callable MCP tools for Claude. No custom integration code needed.
io.github.sauliusbeconis/axongate
Safe web read, search, cited answers, fact-checks and token checks for agents, paid via x402.
io.github.SceneView/mcp
3D & AR SDK for Android, iOS, Web — API docs, samples, validation, and code generation.
io.github.saucelabs/sauce-api-mcp
An open-source MCP server that provides LLM access to the Sauce Labs API
