Top 6 PHP Groupware Projects

EspoCRM

3 1,039 10.0 PHP

EspoCRM open source CRM application

Project mention: programel agricultura | reddit.com/r/programare | 2023-01-17
agorakit

1 369 4.0 PHP

Organization tool for citizen's collectives

Project mention: Meetup.com is leaking your subscriber informations to anyone willing to pay | news.ycombinator.com | 2022-09-01
InfluxDB

www.influxdata.com
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Build time-series-based applications quickly and at scale.. InfluxDB is the Time Series Platform where developers build real-time applications for analytics, IoT and cloud-native services. Easy to start, it is available in the cloud or on-premises.
egroupware

0 207 9.9 PHP

Web based groupware server written in PHP, forum at https://help.egroupware.org/
HRCloud2

3 182 3.4 PHP

A full-featured home hosted Cloud Drive, Personal Assistant, App Launcher, File Converter, Streamer, Share Tool & More!

Project mention: What Are Your Most Used Self Hosted Applications? | news.ycombinator.com | 2022-05-04
i-librarian-free

3 120 0.0 PHP

I, Librarian - open-source version of a PDF managing SaaS.

Project mention: Solutions for web-based archive.org-style PDF storage? | reddit.com/r/DataHoarder | 2022-08-09
groupoffice

1 109 0.0 PHP

Group Office groupware and CRM

Project mention: Possible options for large number of user accounts | reddit.com/r/gsuitelegacymigration | 2022-05-12

In terms of running your own server with Activesync; obviously there is Microsoft Exchange, possibly Open-Xchange too (it isn't free), but you could deploy your own Zimbra server (a few options, they have open source but you need a bolt on for ActiveSync) or there is Group Office, which is open source and supports ActiveSync: https://www.group-office.com/

NOTE: The open source projects on this list are ordered by number of github stars. The number of mentions indicates repo mentiontions in the last 12 Months or since we started tracking (Dec 2020). The latest post mention was on 2023-01-17.