01
thunderbird-android
Thunderbird for Android – Open Source Email App for Android (fka K-9 Mail)
Health98
Shipping98
Score98
Confidence90
Stars14k
ModeSource-visible project
Email Clients & Webmail
Alternatives to FairEmail
Compare healthier or more active tools in the same use case using ToolVitals public evidence.
Why compare
Signals behind this alternatives page
- Commit continuity, contributor activity, and delivery signals are strong.
- Health score: 86/100.
- Shipping score: 93/100.
Switching guide
Best alternatives by need
Healthier optionsthunderbird-android, Inbox Zero, Bulwark Mail, Mailflow
Stronger current public-health signal than FairEmail.
Verified open/source-visiblethunderbird-android, Inbox Zero, Bulwark Mail, Mailflow
Useful when portability and inspectability matter.
Ranked alternatives
Best-fit email clients & webmail options
Active
02
Inbox Zero
The world's best AI personal assistant for email. Open source app to help you reach inbox zero fast.
Health97
Shipping97
Score97
Confidence90
Stars12.2k
ModeSource-visible project
03
Bulwark Mail
Self-hosted JMAP webmail client for modern mail servers.
Health97
Shipping97
Score97
Confidence90
Stars1.1k
ModeCLI Tool
04
Mailflow
Self-hosted unified webmail client.
Health96
Shipping97
Score96
Confidence90
Stars455
ModeCLI Tool
05
eGroupware
Web-based groupware server for calendars, contacts, webmail, and project collaboration.
Health94
Shipping97
Score95
Confidence90
Stars296
ModeSource-visible project
06
Mailspring
:love_letter: A beautiful, fast and fully open source mail client for Mac, Windows and Linux.
Health95
Shipping93
Score94
Confidence90
Stars17.8k
ModeSource-visible project
07
FreshRSS
A free, self-hostable news aggregator…
Health94
Shipping90
Score93
Confidence90
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08
neomutt
✉️ Teaching an Old Dog New Tricks -- IRC: #neomutt on irc.libera.chat
Health90
Shipping86
Score88
Confidence90
Stars3.8k
ModeCLI Tool
09
NeoMD
Minimal email TUI where you read with Markdown and write in Neovim.
Health79
Shipping82
Score81
Confidence90
Stars269
ModeCLI Tool
10
matcha
A beautiful and functional email client for your terminal, built with Go and the charming Bubble Tea TUI library. Never leave your command line to check your inbox or send an email again!
Health78
Shipping62
Score71
Confidence90
Stars1.1k
ModeLibrary / Framework
11
Afterlogic Webmail Lite 8
Open-source webmail client for existing IMAP servers.
Health66
Shipping57
Score62
Confidence90
Stars362
ModeCLI Tool
12
Mail0
Experience email the way you want with Mail0 – the first open source email app that puts your privacy and safety first. Join the discord: https://mail0.link/discord
Health16
Shipping0
Score10
Confidence90
Stars10.8k
ModeSource-visible project