* [Delta Chat Desktop v2.62.0](https://github.com/deltachat/deltachat-desktop) – Desktop application for secure messaging based on email protocols.

* [Kurrier v4.3.0](https://github.com/kurrier-org/kurrier) – Modern self-hosted webmail connecting IMAP, SMTP, SES, SendGrid, Mailgun and more into a unified, privacy-focused interface.

* [mailez v1.0.0](https://github.com/mailez-hq/mailez) – Self-hosted email platform with SMTP/IMAP/POP3, CardDAV/CalDAV sync, React webmail and admin console, and one-command Docker Compose deployment.

* [Omamail v0.10.0](https://github.com/huacnlee/omamail) – Omamail is a Quickshell desktop email client plugin that reads, triages, and replies to mail via Gmail, Outlook, HEY, JMAP, and IMAP/SMTP in native Omarchy windows.

* [Maddy Mail Server v0.9.6](https://github.com/foxcpp/maddy) – Composable all-in-one mail server implementing SMTP (MTA/MX), IMAP storage, and security protocols such as DKIM, SPF, DMARC, and DANE.

* [Email MCP Server v0.5.1](https://github.com/codefuturist/email-mcp) – MCP server that delivers full IMAP and SMTP capabilities for reading, searching, sending, scheduling, and organizing emails via AI assistants.