{
  "slug": "io-github-joshuawowk-signal-mcp",
  "name": "io.github.joshuawowk/signal-mcp",
  "title": "Signal Messaging (via signal-cli)",
  "description": "Send Signal messages and read replies through your own signal-cli JSON-RPC daemon (unofficial).",
  "version": "1.0.1",
  "publishedAt": "2026-10-20T19:25:06.411806Z",
  "updatedAt": "2026-10-20T19:25:06.411806Z",
  "repoUrl": "https://github.com/joshuawowk/signal-mcp",
  "websiteUrl": null,
  "namespace": {
    "type": "github",
    "owner": "joshuawowk"
  },
  "kind": "local",
  "packages": [
    {
      "registryType": "oci",
      "identifier": "ghcr.io/joshuawowk/signal-mcp:1.0.1",
      "version": null,
      "transport": "stdio",
      "runtimeHint": null
    }
  ],
  "remotes": [],
  "envVars": [
    {
      "name": "SIGNAL_SENDER",
      "isSecret": false,
      "isRequired": true,
      "description": "E.164 number of the account registered in signal-cli (e.g. +15555550100)"
    },
    {
      "name": "SIGNAL_DEFAULT_RECIPIENT",
      "isSecret": false,
      "isRequired": true,
      "description": "E.164 number messaged by default; tools accept a per-call recipient override"
    },
    {
      "name": "SIGNAL_RPC_URL",
      "isSecret": false,
      "isRequired": false,
      "description": "signal-cli HTTP JSON-RPC endpoint as seen from the container. The server's built-in default is http://127.0.0.1:8080/api/v1/rpc (use with --network host on Linux); this listing defaults to the Docker host alias."
    },
    {
      "name": "SIGNAL_TCP_HOST",
      "isSecret": false,
      "isRequired": false,
      "description": "signal-cli daemon TCP host, used only for the receive-path health check"
    },
    {
      "name": "SIGNAL_TCP_PORT",
      "isSecret": false,
      "isRequired": false,
      "description": "signal-cli daemon TCP port (daemon started with --tcp), used only for the receive-path health check"
    },
    {
      "name": "SIGNAL_INBOX_PATH",
      "isSecret": false,
      "isRequired": false,
      "description": "Path of the replies inbox file inside the container (populated only by the subscriber process)"
    },
    {
      "name": "SIGNAL_POLL_INTERVAL",
      "isSecret": false,
      "isRequired": false,
      "description": "Subscriber poll cadence in seconds"
    },
    {
      "name": "SIGNAL_INBOX_RETENTION_DAYS",
      "isSecret": false,
      "isRequired": false,
      "description": "Days of replies kept in the inbox file"
    }
  ],
  "category": "communication",
  "subcategory": "more",
  "company": "",
  "categoryAuto": true,
  "checks": [
    {
      "id": "source-linked",
      "label": "Source repository linked",
      "result": "pass",
      "detail": "https://github.com/joshuawowk/signal-mcp"
    },
    {
      "id": "version-pinned",
      "label": "Version pinned",
      "result": "pass",
      "detail": "Every package has an explicit version"
    },
    {
      "id": "secrets-requested",
      "label": "Secrets requested",
      "result": "info",
      "detail": "Asks for no secrets"
    },
    {
      "id": "known-registry",
      "label": "Known package registry",
      "result": "pass",
      "detail": "All packages come from npm, PyPI, OCI, NuGet or MCPB"
    },
    {
      "id": "namespace",
      "label": "Namespace ownership",
      "result": "info",
      "detail": "Name verified via GitHub account joshuawowk"
    },
    {
      "id": "meta-text",
      "label": "Registry text aimed at the AI",
      "result": "pass",
      "detail": "Description and settings contain no hidden characters or instructions to the AI"
    },
    {
      "id": "code-flags",
      "label": "Code red flags",
      "result": "info",
      "detail": "oci packages are not read yet"
    }
  ],
  "scannedAt": "2026-10-29",
  "level": "Scanned",
  "install": [
    {
      "label": "Claude Desktop (oci)",
      "kind": "claude_desktop_json",
      "text": "{\n  \"mcpServers\": {\n    \"signal-mcp\": {\n      \"command\": \"docker\",\n      \"args\": [\n        \"run\",\n        \"-i\",\n        \"--rm\",\n        \"-e\",\n        \"SIGNAL_SENDER\",\n        \"-e\",\n        \"SIGNAL_DEFAULT_RECIPIENT\",\n        \"ghcr.io/joshuawowk/signal-mcp:1.0.1\"\n      ],\n      \"env\": {\n        \"SIGNAL_SENDER\": \"<your value>\",\n        \"SIGNAL_DEFAULT_RECIPIENT\": \"<your value>\"\n      }\n    }\n  }\n}"
    }
  ],
  "curated": true,
  "stars": 0,
  "archived": false,
  "pushedAt": "2026-10-20T19:41:01Z",
  "health": {
    "score": 43,
    "parts": {
      "popularity": 0,
      "activity": 0.6,
      "issues": null,
      "security": 1
    },
    "fail": 0,
    "warn": 0,
    "raw": {
      "stars": 0,
      "forks": 0,
      "downloads": null,
      "hn": null,
      "issuesOpen": 0,
      "issuesClosed": 0,
      "prsMerged": 0,
      "commits90": 0,
      "release": "2026-10-20T19:27:01Z",
      "pushed": "2026-10-20T19:41:01Z",
      "growth": null,
      "growthDays": null,
      "archived": false
    },
    "at": "2026-10-31T07:35:52.424Z"
  }
}