{
 "id": "com.digitalundergroundstore/marketplace",
 "name": "Digital Underground Developer Marketplace",
 "description": "Search a free marketplace of indie apps, AI tools, books and templates, and submit listings.",
 "connect": {
  "transport": "streamable-http",
  "url": "https://digitalundergroundstore.com/mcp"
 },
 "website": "https://digitalundergroundstore.com/community/",
 "version": "1.0.0",
 "source": "official MCP registry (registry.modelcontextprotocol.io)",
 "reliability": {
  "verdict": "reliable",
  "attempts": 10,
  "successes": 10,
  "successRate": 1,
  "consecutiveSuccesses": 10,
  "lastStatus": "ok",
  "lastCheckedAt": "2026-10-19T23:15:42.710Z",
  "lastLatencyMs": 4180,
  "toolsAdvertised": 4,
  "method": "MCP initialize + tools/list from Faceabot, identified as FaceabotProbe/1.0 plus, when the server declares a read-only tool (readOnlyHint), one call of that tool with a neutral sample input to check it really returns a result. Servers on the 2026-07-28 MCP revision (no initialize handshake) get the same checks in that revision",
  "work": {
   "verdict": "proven_working",
   "tool": "search_listings",
   "attempts": 10,
   "successes": 10,
   "successRate": 1,
   "consecutiveSuccesses": 10,
   "lastStatus": "ok",
   "lastMs": 4817,
   "sampleInput": "{}",
   "method": "Faceabot calls one read-only tool (annotations.readOnlyHint) with a neutral sample input and checks that it returns a non-empty result without error."
  }
 },
 "details": "https://faceabot.com/api/catalog?id=com.digitalundergroundstore%2Fmarketplace",
 "page": "https://faceabot.com/tools/com.digitalundergroundstore/marketplace",
 "badge": {
  "image": "https://faceabot.com/badge/com.digitalundergroundstore/marketplace.svg",
  "markdown": "[![Measured by Faceabot](https://faceabot.com/badge/com.digitalundergroundstore/marketplace.svg)](https://faceabot.com/tools/com.digitalundergroundstore/marketplace)",
  "note": "Live reliability badge the publisher of this server can show on its README or website."
 },
 "recentChecks": [
  {
   "at": "2026-10-19T23:15:42.710Z",
   "ok": 1,
   "status": "ok",
   "ms": 4180,
   "f_status": "ok"
  },
  {
   "at": "2026-10-19T10:50:50.161Z",
   "ok": 1,
   "status": "ok",
   "ms": 8893,
   "f_status": "ok"
  },
  {
   "at": "2026-10-18T18:10:45.270Z",
   "ok": 1,
   "status": "ok",
   "ms": 7119,
   "f_status": "ok"
  },
  {
   "at": "2026-10-18T06:05:45.556Z",
   "ok": 1,
   "status": "ok",
   "ms": 7848,
   "f_status": "ok"
  },
  {
   "at": "2026-10-17T22:10:42.859Z",
   "ok": 1,
   "status": "ok",
   "ms": 5202,
   "f_status": "ok"
  },
  {
   "at": "2026-10-17T13:45:46.311Z",
   "ok": 1,
   "status": "ok",
   "ms": 6044,
   "f_status": "ok"
  },
  {
   "at": "2026-10-17T05:55:47.074Z",
   "ok": 1,
   "status": "ok",
   "ms": 6213,
   "f_status": "ok"
  },
  {
   "at": "2026-10-16T22:10:51.569Z",
   "ok": 1,
   "status": "ok",
   "ms": 5857,
   "f_status": "ok"
  },
  {
   "at": "2026-10-16T15:01:35.580Z",
   "ok": 1,
   "status": "ok",
   "ms": 7236,
   "f_status": "ok"
  },
  {
   "at": "2026-10-16T08:01:39.564Z",
   "ok": 1,
   "status": "ok",
   "ms": 7419,
   "f_status": "ok"
  }
 ],
 "trust": {
  "access": "no sign-in needed",
  "tools": 4,
  "declaredReadOnly": 3,
  "declaredCanWrite": 1,
  "declaredDestructive": 0,
  "toolDefinitionsFingerprint": "35b786212ee63695b228c855c458d9be",
  "toolDefinitionsLastChangedAt": null,
  "toolDefinitionChangesSinceFirstSeen": 0,
  "firstSeenAt": "2026-10-17T22:10:43.020Z",
  "protocol": "2025-06-18",
  "warnings": [],
  "note": "Facts observed by Faceabot when it last read this server's tool list. 'Can write' counts tools not declared read-only (annotations are self-declared). A changed fingerprint means tool names, descriptions or schemas changed since Faceabot first saw them: re-check before trusting an earlier approval."
 }
}