* [Bulwark Webmail 1.9.0](https://github.com/bulwarkmail/webmail) – Modern self-hosted webmail client using JMAP for email, calendar, contacts, and file management.

* [Mail2Go 1.2.0](https://github.com/KeepSec-Technologies/Mail2Go) – Lightweight Go-based command-line SMTP client for sending emails with configurable server settings, TLS options, recipients, body content, and attachments.

* [Pelton v2026.3.4](https://github.com/TRC-Loop/Pelton) – Privacy-first, cross-platform email client that keeps data local, supports fast local search, and provides attachment preview and offline downloads.