MCP server directory
59888 public MCP servers from the official MCP Registry (26001 from verified domains, 33887 community). Search, filter, copy a setup snippet. Nothing here is installed by cosmic-mcp.
Community listing. Not installed or verified by cosmic-mcp. Check the source before you run anything.
Showing 361 to 390 of 739
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OIO
app.oio/oio
Projects, tickets, notes and to-dos in OIO, the freelance workspace. OAuth sign-in, Pro plan.
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ONRC trade register
com.foreverworks/onrc
Follow your filings at Romania's trade register, with their documents, fee notes and invoices.
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Oases MCP by usefulapi
io.usefulapi/oases
Read students, parents, sessions and invoices; add notes and update fields in Oases.
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Octopus.do
do.octopus/sitemaps
Read and edit octopus.do visual sitemaps: pages, blocks and review notes, as the signed-in user.
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Omamo
app.omamo/omamo
Find, read, and save your Omamo links and notes from Claude, ChatGPT, Cursor, and other AI apps.
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Onadit
com.onadit/onadit
Memory for your agents, kept on your Mac. Needs Onadit for Mac, from onadit.com/download.
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OneDroid Engram
ai.onedroid/engram
Versioned agent memory in your own Postgres: portable context, permissioned, audit trail.
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OnlyMCP
com.only-mcp/onlymcp
Skills, agents and memory in the cloud, plus a gateway to your other MCP servers.
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OntoRamp Knowledge Cartographer
com.ontoramp/knowledge-cartographer
Knowledge coverage map and health score. Ingest docs into a governed knowledge graph via MCP.
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Open To Close MCP by usefulapi
io.usefulapi/open-to-close
Review Open To Close properties and transaction records; add contacts and property notes.
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OpenOak
org.openoak/openoak
Secure AI access to OpenOak tasks, notes, and Kanban boards.
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Operations Pulse
org.openlyuseful/operations-pulse
Local-first operational pulses, durable ticket memory, and governed connection discovery.
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Orbit for Substack
com.seeyourorbit/orbit
The people behind your Substack writing: who is here, who is drifting, and what your notes did.
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OwlMem
com.owlmem/owlmem
Shared memory and teamwork for AI agents: knowledge base, memories, tasks, encrypted vault.
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P0 Agent Economy Index
dev.workers.x402-bazaar-rank-worker.x402-bazaar-rank/x402-bazaar-rank
Paid APIs for agents (x402 index) + SEC filings, wallet risk, OFAC, EVM reads, agent memory, news
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P0: agent memory and utilities
dev.workers.x402-bazaar-rank-worker.x402-bazaar-rank/agent-memory-utils
Key-value memory without an account, UUID, hash, JWT, JSON validation, time and random
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PageProofer
com.pageproofer/pageproofer
Read, fix and reply to PageProofer website feedback notes from Claude Code, Cursor and other agents.
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ParrotNotes
app.parrotnotes/parrotnotes
Search, summarize and save insights on your ParrotNotes in-person meeting notes.
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PartyFun
space.partyfun/partyfun
A live board you share with Claude, ChatGPT and Cursor: notes, frames, arrows and comments.
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Pastefield
com.pastefield/mcp
Give Claude a whiteboard: notes, links, images and diagrams on a board you both see and edit.
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Pastepile
com.pastepile/mcp
Durable, versioned memory for AI assistants. Remote memory needs a Pastepile subscription.
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Penny
ai.mypenny/mypenny
Portable AI memory you own. Keep memories and notes across Claude, ChatGPT, and other AI tools.
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Perfect Memory
ai.perfectmemory/perfect-memory
Search what you've seen on screen and heard in meetings, recorded on your own Mac or PC.
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Persistent text store
org.duckdns.keepthis/persistent-text-store
No-auth text store for agents: persist notes past your episode, read what other agents left.
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Pharaoh
so.pharaoh/pharaoh
Codebase knowledge graph — architectural awareness for AI coding agents via MCP
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Phone Bud
com.phone-bud/phone-bud
AI voice agents that make real phone calls: one number or a short list, with transcripts and notes.
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PinMark
space.pinmark/pinmark
Create, search, read and organize PinMark sticky notes on your Mac. Fully local.
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Pinpal Notes
com.mypinpal/notes
Markdown notes in folders, with files, that your AI assistant can read, write and organise.
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Pinpal Todo
com.mypinpal/todo
A quiet to-do list your AI assistant can read, add to, edit, star and check off, with notes.
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Pinto Notes
com.pintonotes/pinto-notes
Search, read and edit your notes in Pinto Notes: folders, checklists, tables and trackers.
Source: the official MCP Registry (registry.modelcontextprotocol.io), refreshed daily, plus public GitHub data. "Verified domain" means the publisher proved the namespace's domain to the registry; it is not a review. Machine-readable: /v1/directory/servers.