About this software
What is FossaMail?
FossaMail is an Open Source mail, chat and news client for Windows and Linux, based upon the Mozilla
Read the full FossaMail review and feature list →
Requirements
System requirements
Windows (All Versions)
Tips
Download tips
If a mirror is slow or temporarily offline, just pick another from the list above — every mirror serves the identical
31.65 MBfile. Each link launches a brief
5-second redirect page so we can track which mirrors are healthiest.
✓
Verified clean. Every FossaMail build on SoftLookup is scanned for viruses, spyware, adware, trojans and backdoors. We re-test on every update.
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At a glance
FossaMail specifications
- Last updated
- May 1, 2026
- License
- OpenSource under LGPL
- Operating system
- Windows 10/11
- File size
- 31.65 MB
- Filename
- FossaMail-38.2.0.win32.installer.exe
- Mirror count
- 1
- Price
- Free
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