Mailpile: Search-Centric Email with Privacy as a Priority Mailpile isn’t just another webmail client. It was built from the ground up with two goals: fast search and real privacy. And unlike many projects with similar aspirations, it actually got a lot of things right — even if development’s been quiet in recent years.

At its core, Mailpile is a self-hosted email client that indexes mail locally and makes searching through tens of thousands of messages feel instantaneous. It also brings in soli

Zimbra OSE: Full-Stack Email with Just Enough Flexibility Zimbra Open Source Edition has been around long enough to earn both loyal users and cautious critics. It’s a full-featured mail and collaboration platform that combines SMTP, IMAP, webmail, calendars, contacts, and management tools into one cohesive — and sometimes heavy — package.

The OSE version lacks some of the advanced admin and mobile features available in the commercial edition, but it still offers a capable, production-ready mail

Cypht: Webmail That Doesn’t Try to Do Too Much There’s something nice about software that knows its place. Cypht isn’t trying to manage calendars, contacts, or tasks. It doesn’t want to be your dashboard, your workspace, or your everything. It just wants to be a fast, honest email reader — and in many cases, that’s more than enough.

It’s minimal by design. Lightweight, written in plain PHP, no database by default. Just unzip, configure, and go. It pulls from multiple IMAP accounts, shows everyt

Crossbox: Webmail That Feels Polished, Without Giving Up Control Most webmail interfaces fall into two camps: either painfully bare-bones or bloated and locked into some vendor’s vision. Crossbox manages to land somewhere in between — polished, modern, but still self-hosted and under full administrative control.

It’s clearly built with service providers in mind. The interface looks sharp, works well across devices, and supports extras like calendars, contacts, chat, even voice calls — but witho