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Open Source Email Clients using OpenTelemetry

A curated collection of the best open source desktop, mobile, and web applications for reading and managing email, with multi-account support, search, and encryption. using OpenTelemetry.

Macro Mail

Keyboard-first email client with AI, chat, and tasks

  • Stars

    Stars growing quickly over the last 30 days5,956

  • Last commit

    3 minutes ago

  • License

    AGPL-3.0
An AI-powered email client that combines inbox management, chat, tasks, and AI agents in one shared workspace, built for keyboard-driven workflows.

Open Source Alternative to:

Gmail

UnInbox

Transform team email into efficient collaborative workflows

  • Stars

    1,760

  • Last commit

    9 months ago

  • License

    AGPL-3.0
Streamline team communication with shared inboxes, unlimited email addresses, and customizable workflows. Perfect for modern businesses seeking organized email management.

Open Source Alternative to:

Gmail
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