webmail
The premium Open Source alternative to Gmail
🎯 Best for:Users of Stalwart Mail Server seeking a modern, fast web interface.
What is webmail?
Replaces traditional IMAP webmail clients and proprietary suites like Gmail. Utilizes the modern JMAP protocol for high-performance synchronization of mail, contacts, and calendars.
Tech Stack
TypeScriptEmail Clients & Services
Why webmail?
- • Modern JMAP architecture
- • Unified mail/calendar/contacts
- • High-performance UI
Limitations
- • Requires Stalwart backend
- • JMAP adoption is limited
- • Complex initial setup
3/17/2026
Last Update
0
Forks
8
Issues
Other
License
Financial Leak Detected
Stop the "SaaS Tax"
Your team could be burning cash. Switching to webmail instantly boosts your runway.
Competitor Cost
-$1,440
/ year (est. based on Gmail)
Self-Hosted
$0
/ year
Team Size10 Users
150+
SAVE 100%