AI Plugin Index
1
Opentabs Plugin Outlook
opentabs-dev
OpenTabs plugin for Microsoft Outlook — email and calendar
Updated October 2026
The 10 best Outlook MCP servers
The best Outlook MCP servers in October 2026 are Opentabs Plugin Outlook, mcp-outlook, Outlook Assistant. Opentabs Plugin Outlook is the most widely used; Outlook Assistant is the most actively updated; outlook-calendar is a good pick if you need a hosted server that also works in ChatGPT.
Opentabs Plugin Outlook
opentabs-dev
Outlook Assistant
littlebearapps
outlook-calendar
mintmcp
Ad slot · 12 of 12 openYour product hereReach people installing Outlook MCP servers, right when they set them up.See prices →
2
mcp-outlook
dockndevai
Outlook mail and OneDrive files via Microsoft Graph — read, search, send and organize.
3
Outlook Assistant
littlebearapps
Microsoft Outlook MCP server — 22 tools for email, calendar, contacts, and mailbox management.
4
office-outlook-mcp
chrischall
Outlook / Microsoft 365 for Claude — triage mail, reply, answer invites and book meetings, confirmed
5
outlook-mcp
littlebearapps
Microsoft Outlook MCP server — 20 tools for email, calendar, contacts, and settings via Graph API.
6
Outlook MCP
mpalermiti
Microsoft Outlook personal accounts: mail, calendar, contacts, to-do, drafts (68 tools).
7
outlook
rlrghb
Outlook & OneDrive MCP: personal & enterprise tools for mail, calendar, contacts, tasks, files
8
MCP Outlook Calendar
pipeworx-io
Outlook Calendar MCP Pack
9
MCP Outlook Mail
pipeworx-io
Outlook Mail (Microsoft 365) MCP Pack
10
outlook-calendar
mintmcp
A MCP server that works with Outlook Calendar to manage event listing, reading, and updates.
See every one in Outlook.
Questions
How did you rank these Outlook MCP servers?
Only maintained, original projects are listed. They are ranked by GitHub stars, with recent activity shown next to each. The list updates daily. See how we list and rank.
Which Outlook MCP servers work in ChatGPT?
ChatGPT needs a remote server with a URL. outlook-calendar offer one.