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The index

MCP Servers

3752 listingsOFFICIAL · Anthropic   VENDOR · the maker   COMMUNITY · everyone else
MCPCommunity
Outage MCP

Live service outage data from 100+ status pages. Ask your AI if Cloudflare is down.

claudemcp.orgVerified
MCPCommunity
Outbound Engine MCP

One cold-outreach engine for any target: HOOK/BRIDGE/SOFT-ASK, follow-up ladder, reply playbook.

claudemcp.orgVerified
MCPCommunity
Outlook Assistant

Microsoft Outlook MCP server — 22 tools for email, calendar, contacts, and mailbox management.

claudemcp.orgVerified
MCPCommunity
Outlook Mail

Read, search, send and clean up Outlook.com / Hotmail mail through Microsoft Graph.

claudemcp.orgVerified
MCPCommunity
Outreach Deliverability MCP

Channel-safety for cold outreach: volume limits, SPF/DKIM/DMARC, spam-trigger auditing.

claudemcp.orgVerified
MCPCommunity
Overlayrisk Witness

Independent before/after accessibility-overlay (accessiBe/UserWay) witness for any public URL.

claudemcp.orgVerified
MCPCommunity
Overseer Nvim MCP

Gives coding agents the user's own view and control of overseer.nvim tasks in Neovim

claudemcp.orgVerified
MCPCommunity
Overwing

Guardrails for LLM output: pass / fail / review verdicts and one recommended action. Hosted or npm.

claudemcp.orgVerified
MCPCommunity
ox-mcp

MCP server for Open-Xchange: email (IMAP/SMTP), Sieve filters, CalDAV calendar, CardDAV contacts

claudemcp.orgVerified
MCPCommunity
Oxcode

PageRank-curated code intelligence for coding agents over an indexed source repository.

claudemcp.orgVerified
MCPCommunity
Paas Build MCP

Your agent opens a real merchant account (go_live) and takes payments the same day. 3.9% flat.

claudemcp.orgVerified
MCPCommunity
Package Intel

npm, PyPI & crates.io health, vulns and dependency graphs. Runs locally, no API key.

claudemcp.orgVerified