MCP.Market

Calendar MCP server

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by mcp.pianam.cn·cn.pianam.mcp/calendar-mcp·v1.0.0
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China holidays and lunar calendar lookup, solar-to-lunar conversion and yearly schedule.

D42/100grade D
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Safety scan
D42/100

full report

Adoption
New

0 stars

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If you have run it, two minutes of your experience saves the next person an afternoon.

Calendar tools

Tool list not cached yet. `describe` through the gateway fetches it live.

Public scan report

scanner v0.1.10 · 2026-10-16 · same rubric, same numbers if you re-run it

1 high
  • –Code scanremote-only server, no package to scann/a
  • Live reliabilityremote unreachable: TypeError: fetch failed0/20
  • –Tool poisoningtools not inspected (endpoint requires auth); not countedn/a
  • Auth qualityno auth information5/15
  • Maintenancelast push 41 days ago12/15
  • Maintainer identityendpoint served from the registry-verified namespace domain8/10

Findings (1)

  • highRemote endpoint did not respondreliability.unreachable

    TypeError: fetch failed

Overall 42/100. Components that don't apply are left out of the denominator. Any critical finding is an F.RubricAppeal a findingJSON

How Calendar compares

Against every graded Productivity MCP server, from our own scans and uptime checks. Updated after each scan run.

Safety score
42/100
higher than 5% of 1,297 Productivity servers
Uptime
0%
of our recent checks; the typical remote Productivity server answers 100%

Install Calendar in Claude Code, Cursor or VS Code

claude mcp add --transport http calendar-mcp https://mcp.pianam.cn/calendar-mcp/mcp
Add to Cursor

Grade history

  • 2026-10-16restoreF → Dscore 42: Remote endpoint did not respond

Calendar: common questions

Is Calendar MCP server safe?
Not recommended: it is graded D (42/100). Read the Calendar safety report
How do I install Calendar?
It runs remotely at mcp.pianam.cn. Add it to Claude Code, Cursor, VS Code or Claude Desktop with the snippets above, or call it through the mcp.market gateway without installing anything.
Does Calendar need an API key?
Not as far as the registry entry and our scan can tell: no credentials are declared or required.
Is Calendar maintained?
The last commit was 57 days ago (2026-09-06). The latest release is v1.0.0.
Is Calendar up?
0% of our last 28 checks got an answer. We check remote servers about four times a day.
What can I use instead of Calendar?
Servers from other publishers that do the same job: Agent-Native Calendar MCP server, AIquila — Nextcloud MCP Server and Intervals Icu MCP server.
How does Calendar compare with other Productivity MCP servers?
safety score 42/100 (higher than 5% of 1,297 Productivity servers); uptime 0% (of our recent checks; the typical remote Productivity server answers 100%). Full comparison.

Alternatives to Calendar

Same job from other publishers: the closest match first, then the best rated.

  • Agent-Native Calendar
    Agent-Native Google Calendar - manage events, sync, and public booking
    A
  • AIquila — Nextcloud MCP Server
    Nextcloud MCP server — 345 tools: files, calendar, contacts, mail, Talk, Deck, photos, maps, notes
    C
  • Intervals Icu
    Read/write Intervals.icu MCP server: activities, wellness, calendar, gear, and workouts.
    B
  • Mu
    News, web search, mail, markets, weather, places, files, calendar, contacts. 67 tools, one endpoint.
    B
  • Caldav
    CalDAV calendar operations (list, create, update, delete events) as MCP tools.
    B

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