MailViewer is a desktop application built with GTK4/libadwaita and Rust that allows users to read and decode .eml files (email files). It provides a graphical interface for easy navigation and rendering of email content, including attachments, HTML, and plain text.
Cost / License
- Free
- Open Source
Platforms
- Linux
- Flathub
- Flatpak

MailViewer is the most popular Linux alternative to MSG Reader.
MailViewer is the most popular Open Source & free alternative to MSG Reader.
- MailViewer is Free and Open Source
- MailViewer is Lightweight and Privacy focused
















