Email Clients & Webmail Tools

Best Email Clients & Webmail tools by public signals

These picks are computed from scored public evidence. Use the openness column in the ranking to separate OSI-approved, source-available, open-core, proprietary, and unverified-license tools.

Best overallBulwark Mail93 score License-safe pickBulwark MailOSI-approved OSS Fastest shippingmatcha100 shipping

Use Case Rankings

Ordered by ToolVitals score, health, shipping, confidence, and then adoption as a tie-breaker.

#	Tool	Health	Shipping	Openness	Stars	Score	Status
01	Bulwark Mail Self-hosted JMAP webmail client for modern mail servers.	88	98	OSI-approved OSS	570	93	Active
02	Mailflow Self-hosted unified webmail client.	85	95	OSI-approved OSS	127	90	Active
03	FreshRSS A free, self-hostable news aggregator…	86	83	OSI-approved OSS	15.2k	87	Active
04	TymeSlot Open-source meeting scheduling platform.	78	93	License unknown	102	87	Active
05	FairEmail Fully featured, privacy-friendly email app for Android.	83	83	OSI-approved OSS	4.4k	86	Active
06	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!	74	100	OSI-approved OSS	911	86	Warning
07	neomutt ✉️ Teaching an Old Dog New Tricks -- IRC: #neomutt on irc.libera.chat	79	77	OSI-approved OSS	3.7k	84	Active
08	NeoMD Minimal email TUI where you read with Markdown and write in Neovim.	72	89	OSI-approved OSS	252	84	Warning
09	useSend Open source alternative to Resend, Sendgrid, Postmark etc.	77	52	OSI-approved OSS	4.3k	75	Warning
10	EmailThing Web app for receiving and sending emails.	59	18	License unknown	279	55	Warning
11	Afterlogic Webmail Lite 8 Open-source webmail client for existing IMAP servers.	54	14	OSI-approved OSS	358	49	Warning
12	Nylas Mail :love_letter: An extensible desktop mail app built on the modern web. Forks welcome!	44	18	OSI-approved OSS	24.7k	49	Critical