Polar Health Data (self-hosted)

Self-hosted Polar health analytics with a built-in MCP server: sleep, HRV, workouts, baselines.

What does this entry provide?

Polar Health Data (self-hosted) is an MCP server entry in ChatHome Skills, sourced from Official MCP Registry and scored 78/100. As a Model Context Protocol server, it exposes tools that MCP-compatible LLM clients such as Claude, Cursor, and Copilot can call directly, extending an agent's reach beyond its built-in capabilities. ChatHome Skills discovered this entry through its daily ingest of official registries and GitHub discovery queries, and re-verifies repository facts, freshness signals, and install metadata on every run. The quality score weighs official-registry presence, a working install command, license clarity, GitHub star trajectory, and repository freshness — the full formula is on the Sources page. The install command above is ready to copy. Review the last-pushed date and repository status before adding Polar Health Data (self-hosted) to a production agent workflow; the snapshot facts below are point-in-time values from the most recent ingest.

Snapshot facts

Source: Official MCP Registry
Quality: 78/100
Install method: oci
Repo: StuMason/polar-flow-server
Repo updated: Oct 19, 2026

Install command

docker run -i --rm docker.io/stumason/polar-flow-server:1.6.2

Install method: oci

Review the upstream source before running this command.

GitHub project Homepage

Quality

Repo stars

Repo updated

Oct 19, 2026

How is this score calculated?

Weighted across six dimensions, scored 0-100.
Provenance (25): listed in an official or curated registry.
Installability (25): a runnable install command beats a declared transport, which beats a source checkout.
Maintenance (20): recency of the last push; archived entries score zero here.
Adoption (20): repository stars on a log curve.

MCP manifest

{
  "_meta": {
    "io.modelcontextprotocol.registry/official": {
      "status": "active",
      "isLatest": true,
      "updatedAt": "2026-10-19T09:58:54.635543Z",
      "publishedAt": "2026-10-19T09:58:54.635543Z",
      "statusChangedAt": "2026-10-19T09:58:54.635543Z"
    }
  },
  "server": {
    "name": "io.github.StuMason/polar-flow-server",
    "title": "Polar Health Data (self-hosted)",
    "$schema": "https://static.modelcontextprotocol.io/schemas/2025-12-11/server.schema.json",
    "version": "1.6.2",
    "packages": [
      {
        "transport": {
          "url": "http://localhost:8000/mcp",
          "type": "streamable-http"
        },
        "identifier": "docker.io/stumason/polar-flow-server:1.6.2",
        "registryType": "oci",
        "environmentVariables": [
          {
            "name": "DATABASE_URL",
            "format": "string",
            "isSecret": true,
            "isRequired": true,
            "description": "PostgreSQL connection string, e.g. postgresql+asyncpg://user:pass@host:5432/polar"
          },
          {
            "name": "POLAR_CLIENT_ID",
            "format": "string",
            "isRequired": true,
            "description": "Polar AccessLink OAuth client id (register at admin.polaraccesslink.com)"
          },
          {
            "name": "POLAR_CLIENT_SECRET",
            "format": "string",
            "isSecret": true,
            "isRequired": true,
            "description": "Polar AccessLink OAuth client secret"
          },
          {
            "name": "BASE_URL",
            "format": "string",
            "description": "Public HTTPS base URL of this deployment; enables OAuth sign-in for MCP connectors"
          }
        ]
      }
    ],
    "repository": {
      "url": "https://github.com/StuMason/polar-flow-server",
      "source": "github"
    },
    "websiteUrl": "https://stumason.github.io/polar-flow-server/",
    "description": "Self-hosted Polar health analytics with a built-in MCP server: sleep, HRV, workouts, baselines."
  }
}

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