Top 5 PHP Webmail Projects

RainLoop

1 3,865 3.1 PHP

Simple, modern & fast web-based email client

Project mention: eBay emailed me in every supported language :-/ | reddit.com/r/softwaregore | 2022-04-23

source_1 source_2
Cypht

8 797 5.0 PHP

Cypht: Lightweight Open Source webmail written in PHP and JavaScript

Project mention: The Future of Thunderbird: Why We’re Rebuilding from the Ground Up | news.ycombinator.com | 2023-02-09
InfluxDB

www.influxdata.com
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mail

4 700 9.8 PHP

💌 Mail app for Nextcloud (by nextcloud)

Project mention: My slow progression towards and away from NextCloud | reddit.com/r/selfhosted | 2022-11-12

NC Mail, NC Calender, and NC Contacts, as groupware solution
egroupware

0 213 9.9 PHP

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

0 103 4.0 PHP

IMAP ➝ SQL syncing engine, JavaScript-free email client, and a Kanban-style email client
SonarLint

www.sonarlint.org
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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 2023-02-09.