Privacy-first email app for Android, no ads ever
- Stars
- 14.2k
- Growth
- –
- Launched
- Feb 2011
Apache-2.0updated 2d ago
Roundcube
roundcube/roundcubemail
Browser-based IMAP webmail with a full email client feel
Open-source alternative to Gmail
What it replaces
GmailOther ways to bury Gmail
Secure email, calendar and contacts with end-to-end encryption
- Stars
- 8.1k
- Growth
- +160
- Launched
- Jul 2014
GPL-3.0updated 1d ago
A unified workspace for teams: email, chat, docs, tasks, agents, calls, and CRM — @-linked together with shared AI memory.
- Stars
- 6k
- Growth
- 17/day
- Launched
- Nov 2025
AGPL-3.0updated today
Fully featured, open source, privacy friendly email app for Android
- Stars
- 4.7k
- Growth
- –
- Launched
- Aug 2018
GPL-3.0updated today
Transform team email into efficient collaborative workflows
- Stars
- 1.8k
- Growth
- +3
- Launched
- Jun 2023
Custom licenseupdated 8mo ago