Discover Model Context Protocol servers from the official registry. Publisher metadata with transparent provenance — not a security certification.
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9 259 records · Registry listing ≠ independent verification by NexIP
io.github.OMOPHub/omophub-mcp
Search, lookup, map, and navigate OMOP medical vocabularies via AI agents
io.github.ODU33104/rive-mcp
Free, editor-less MCP server for Rive: create, edit, render .riv — plus an AI-collaborative Studio
io.github.O-mega-Enterprise/founden-mcp
Build your company over chat: website, app, and admin built in the cloud. One API key.
io.github.NyxToolsDev/quickbooks-mcp-server
Connect Claude to QuickBooks Online — query finances, create invoices, run reports
io.github.NyxToolsDev/claude-memory-manager
Cross-session memory for Claude Code — context capture, semantic search, recall
io.github.NyxToolsDev/calendly-mcp-server
Connect Claude to Calendly — schedule meetings, check availability, manage events
io.github.Nxtsoft/cgraph
Code graph for coding agents: symbol search, callers, blast radius and cross-service impact.
io.github.NtrpyDev/proton-workflow-connector
Unofficial self-hosted MCP connector for Proton Mail Bridge and SimpleLogin.
io.github.Noves-Inc/canton-mcp
Query Canton Network balances, rewards, transactions, prices, and identity from any AI agent.
io.github.NovadaLabs/proxy4agents-mcp
Residential proxy MCP for AI agents — geo-targeting, sticky sessions, anti-bot bypass.
io.github.NousVigil/archstone
Compile your own business capabilities from declarative YAML and serve them as MCP tools.
io.github.NotHarshhaa/mainframe-mcp-server
MCP server for IBM z/OS jobs, datasets, USS, and operational diagnostics via Zowe SDK.
io.github.NotHarshhaa/devops-mcp
Unified MCP server for Kubernetes, ArgoCD, Prometheus, PagerDuty, and Loki
io.github.Nordvei/nordic-energy-oracle
Nordic energy price intelligence for Norway's 5 bidding zones (NO1-NO5).
io.github.NonicaTeam/ai-connector-for-revit
+50 tools to inspect, select, edit and document elements in live Revit models.
io.github.Nomad07/nftdata-mcp
OpenSea NFT collection data via NFT Data API, paid per request with x402.
io.github.Nolpak14/getregdata
Official registry data for agents: insolvency across Europe, Poland and CEE KYB, UBO, land registers
io.github.Noderail/noderail
Provenance and governance layer for AI-readable knowledge. NodeRail answers what AI should trust.
io.github.Nodemint-dev/projectmind
Persistent project memory for AI coding agents: one compact digest instead of re-reading the repo.
io.github.Nodeflare-app/nodeflare-mcp
Blockchain JSON-RPC on 23 EVM chains for AI agents - free tier, API key, or x402 pay-per-call.
