MCP server directory

61415 public MCP servers from the official MCP Registry (26898 from verified domains, 34517 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.

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Showing 4921 to 4950 of 12133

• Oregon Code

  io.github.pipeworx-io/oregon-code

  Oregon Revised Statutes — state statutes by citation.

  Community npmremotestdio other

• Organ

  io.github.micro-ai-ventures/organ

  Reach your Organ team: ventures, activity, decisions, recurring jobs and venture creation.

  Community remotestreamable-http other

• Organic Text Engine

  io.github.Evozim/organic-text

  Text humanization and semantic camouflaging engine to bypass detectors.

  Community remotesse other

• Origin header shape, value discarded

  io.github.sadri-dridi/origin-ok

  Origin header shape, value discarded

  Community remotestreamable-http other

• Origin scheme+host shape, URL discarded

  io.github.sadri-dridi/origin-host

  Origin scheme+host shape, URL discarded

  Community remotestreamable-http other

• Osewa

  io.github.ushios/osewa

  Track and share care records for babies and plants: feedings, diapers, sleep, and watering.

  Community remotestreamable-http other

• Osha

  io.github.pipeworx-io/osha

  OSHA MCP — US workplace-safety standards (29 CFR Chapter XVII, parts 1900–1990) AND OSHA…

  Community npmremotestdio other

• Osv

  io.github.pipeworx-io/osv

  OSV.dev (Open Source Vulnerabilities) MCP.

  Community npmremotestdio other

• Othermile border costs

  io.github.NagiUnlimited/othermile

  Duties, tariffs, taxes and fees for parcels and freight between Canada and the US.

  Community remotestreamable-http other

• Ottoref — Standards MCP Server

  io.github.ottonic/standards-mcp-server

  ISO 286 limits and fits, ISO 2768 tolerances, material properties, and process limits.

  Community npmstdio other

• Ottosim — Simulation MCP Server

  io.github.ottonic/simulation-mcp-server

  Thermal, structural, modal, DC, and laminar-flow studies from STEP via Gmsh and Elmer.

  Community npmstdio other

• OunceScout

  io.github.donofdebt/ouncescout

  Live bullion price comparison: spot prices and dealer offers across 24 verified dealers.

  Community remotestreamable-http other

• Ounces to grams

  io.github.sadri-dridi/oz-to-g

  Ounces to grams

  Community remotestreamable-http other

• Oura Ring

  io.github.AntVsl/oura-mcp

  Sleep, readiness, HRV, resting heart rate, activity and stress from your Oura Ring

  Community pypistdio other

• Oura Ring

  io.github.osjayaprakash/oura-ring-python-mcp

  Read-only Oura Ring sleep, readiness, activity, stress and heart rate data (OAuth2)

  Community pypistdio other

• Oura Ring (read-only)

  io.github.royreznik/oura-ring-mcp

  Read-only access to your Oura Ring readiness, sleep, activity, HRV, heart rate and trends.

  Community npmstdio other

• Ouroboros

  io.github.Q00/ouroboros

  Pins an acceptance spec; the verify command and expected output never enter the success contract.

  Community pypistdio other

• OutAgent

  io.github.AAAIStudio/outagent

  Pay-to-rank board where agents discover other agents by bid. Bearer auth required.

  Community remotestreamable-http other

• Outage.Me

  io.github.marcioyoshida/outage-me

  Live cloud/SaaS outages, provider reliability and exploited CVEs from official status pages and CISA

  Community remotestreamable-http other

• Ovellum

  io.github.oinam/ovellum

  Auto, manual, or hybrid docs that never fall out of sync.

  Community npmstdio other

• Over-Reach Detector

  io.github.choreoatlas/over-reach-detector

  Detect when AI code changes exceed declared task scope (MCP server).

  Community pypistdio other

• Overleaf Web MCP

  io.github.mhmdaskari/overleaf-web-mcp

  Read, edit, compile, and review Overleaf projects through your own signed-in web session.

  Community npmstdio other

• Oversize Escort Hub

  io.github.PettyMiggzy/oversize-escort-hub

  Read-only pilot car (P/EVO) tools: sourced beginner guide, escorts by state, open oversize loads.

  Community remotestreamable-http other

• Ovrin

  io.github.joshluberisse/ovrin-mcp

  Secure Linux sandboxes for AI agents, as MCP tools.

  Community pypistdio other

• Owasp

  io.github.pipeworx-io/owasp

  OWASP MCP — keyless.

  Community npmremotestdio other

• Owid

  io.github.pipeworx-io/owid

  OWID MCP — Our World in Data chart/indicator access (free, no auth)

  Community npmremotestdio other

• Ownly

  io.github.liuh886/ownly

  Local-first Ownly evidence and repeatable Planner visits with preview-before-commit writes.

  Community npmstdio other

• Oyez

  io.github.pipeworx-io/oyez

  Oyez SCOTUS MCP.

  Community npmremotestdio other

• Ozerki via AgentPay

  io.github.zapnikita95/ozerki

  Ozerki pharmacy catalog, local pickup availability and tracked basket handoff for AI agents.

  Community remotestreamable-http other

• P2Predict

  io.github.ahmed-khalil-hafsi/p2predict

  Local MCP server for parametric price benchmarking in procurement and engineering.

  Community other

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.