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gromox

Groupware server backend for the grommunio distribution. Supports MAPI/HTTP, RPC/HTTP, EWS, IMAP, POP3 protocols, PHP-MAPI bindings, and data import from PST/OST/MSG/CDFV2/TNEF, EML/ICAL/VCF, Zarafa/Kopano, E4A/Kopanion.

  • groupware
  • email
  • mapi
  • exchange
  • outlook
  • mail
  • calendar
  • contacts
View on GitHub
Stars
263
Forks
70
+ today
+1
Created
5y

Ranking data as of October 7, 2026 (UTC).

Star History

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263 stars
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Overview

Groupware server backend for the grommunio distribution. Supports MAPI/HTTP, RPC/HTTP, EWS, IMAP, POP3 protocols, PHP-MAPI bindings, and data import from PST/OST/MSG/CDFV2/TNEF, EML/ICAL/VCF, Zarafa/Kopano, E4A/Kopanion. It ranks #2991 on GitTiger, gaining +1 star on October 7, 2026 (UTC).

The project is written in C++ and has 70 forks. It was created 5y ago.

Installation
git clone https://github.com/grommunio/gromox.git
cd gromox
# see README for setup