SERVER

Multi Calendar

Rank #29,461

co.lumman/calendar

Outlook.com, Microsoft 365, Google calendars: free time, events, invitations, booking pages, polls.

First listed
Oct 16, 2026
Last publish date
Oct 18, 2026
PURPOSE

What you can do with Multi Calendar

Multi Calendar is a Model Context Protocol (MCP) server published by lumman-lab. It ranks #29,461 of 150,963 active servers on MCP Toplist. Multi Calendar is listed on Official MCP, with 4 tracked versions. It was first listed on Oct 16, 2026 and most recently updated on Oct 18, 2026.

Not verifiedMCP Toplist has not yet written a checked profile for this server, so the paragraph above is assembled from registry data only. The repository README is the authority on what it does.

CAPABILITIES AND LIMITATIONS

What Multi Calendar can and cannot do

Not verifiedMCP Toplist has not catalogued this server's tools or limitations. The repository README lists them.

REQUIREMENTS

What you need before using Multi Calendar

DeclaredNo credentialsNo credentials declared

The registry listing declares no required environment variables or authentication. This is declared metadata, not a verified install — the repository README is the authority.

MCP Toplist probed the public endpoint on Oct 17, 2026 and could not complete the MCP handshake (jsonrpc error). Requirements remain unverified.

Declared by the Official MCP Registry, last synced Oct 22, 2026. Not independently verified by MCP Toplist.

Declared in the registry install config

Hosted endpoint declared as public.

INSTALLATION AND FIRST TASK

Connect Multi Calendar and confirm it works

Remote · HTTP
claude mcp add --transport http calendar https://calendar.lumman.co/mcp
First successful task

After adding the config, ask your client to list this server's tools. A tool list confirms the connection; an empty list or an error means the server did not start or needs credentials.

ALTERNATIVES

When to choose another server

Other servers by lumman-lab
View all lumman-lab servers →

No task-specific alternatives are catalogued for Multi Calendaryet; the list above is its publisher's other servers.

MAINTENANCE AND EVIDENCE

What changed, and when this was checked

First listed
Oct 16, 2026
Latest version published
Oct 18, 2026
Version history
4 versions tracked (below)
Requirements evidence
MCP Toplist probed the public endpoint on Oct 17, 2026 and could not complete the MCP handshake (jsonrpc error). Requirements remain unverified.
Profile checked
Not yet — purpose, capabilities and requirements above come from registry data only
Ranking data as of
Oct 18, 2026
Registry sightings

Do you maintain Multi Calendar? to correct or enrich this profile.

VERSIONS

Available versions (4)

1.0.0 · Oct 16, 20261.1.0 · Oct 16, 20261.1.1 · Oct 16, 20261.2.0 · Oct 18, 2026Oct 16, 2026Oct 18, 2026
VersionPublished
1.2.0Oct 18, 2026
1.1.1Oct 16, 2026
1.1.0Oct 16, 2026
1.0.0Oct 16, 2026
STANDING
#29,461of 150,963 active serversTop 25%

Ranks ahead of 121,502 of 150,963 servers on MCP Toplist.

BADGE

Show your rank

Maintain this server? Add the live rank badge to your README — it updates automatically as the leaderboard changes.

MCP Toplist: Top 25% of 150,963
Markdown
[![MCP Toplist](https://mcptoplist.com/badge/co.lumman%2Fcalendar.svg)](https://mcptoplist.com/server/co.lumman%2Fcalendar)
HTML
<a href="https://mcptoplist.com/server/co.lumman%2Fcalendar"><img src="https://mcptoplist.com/badge/co.lumman%2Fcalendar.svg" alt="MCP Toplist: Top 25% of 150,963" /></a>

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FAQ

Frequently asked questions

Who maintains Multi Calendar?
Multi Calendar is maintained by lumman-lab, which publishes 2 MCP servers (10 total versions) tracked on MCP Toplist.
Is Multi Calendar listed on the Official MCP Registry?
Yes — Multi Calendar is listed on the Official MCP Registry.
How many versions does Multi Calendar have?
MCP Toplist tracks 4 versions of Multi Calendar, most recently published on Oct 18, 2026.
Where can I find the source code for Multi Calendar?
The source code for Multi Calendar is hosted at github.com/lumman-lab/multi-calendar.
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