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Head to head

Office Outlook vs Ecc

Same numbers we show everywhere else, lined up. Ratings come from users, the grade comes from our scanner, adoption comes from public registries.

Office Outlookio.github.chrischall/office-outlook-mcp
B
No reviews yet

Outlook / Microsoft 365 for Claude — mail, calendar, contacts and tasks, with confirm-gated sending

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Eccio.github.karljsamuel/mcp-ecc
B
No reviews yet

Unified MCP server for Email, Calendar & Contacts (Google, M365, Zoho, IMAP/SMTP, DAV).

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The short version

Neither has been reviewed yet, so the comparison rests on the scan and the public usage numbers. The safety scan favours Ecc (83/100 against 75). Ecc has noticeably more public adoption.

 Office OutlookEcc
User ratingNo reviews yetNo reviews yet
Safety gradeB75/100B83/100
AdoptionNewGrowing
GitHub stars03
Downloads / week–68
Runs whereYour machine (local)Your machine (local)
Gateway-readyNoNo
Tools——
Write actions——
Price per callFreeFree
LicenceMITMIT
Last release2026-09-202026-09-10
CategoryEmailEmail

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