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Day 43 since launch: Best Productivity Resources went live on 25 August 2026. Day 43 is live with yesterday's additions in the latest roundup!

AI Tool

Proton Mail Bridge Client

A local-first Proton Mail MCP server and CLI that lets Claude search, draft and organise your mail.

Built with love by Shushant Lakhyani. Building bestproductivityresources.com

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What is Proton Mail Bridge Client?

Proton Mail Bridge Client connects Claude Desktop, Claude Code or any MCP client to your Proton Mail inbox through Proton Bridge. It offers 96 tools to search, draft, send, triage threads and manage folders, plus read-only and send-to-self safety modes. It runs locally on macOS, Linux and Windows.

Pros

  • Lets Claude work with encrypted Proton Mail locally
  • Read-only and send-to-self modes limit risk
  • MIT licensed, installable as a Claude Desktop bundle or from npm

Cons

  • Needs Proton Mail Bridge installed and running, which requires a paid Proton plan
  • Giving an agent access to your inbox needs care

Who should use Proton Mail Bridge Client

Proton Mail users who want Claude to triage, search and draft their email.

Who may not need it

People on other email providers.

Proton Mail Bridge Client alternatives

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Free alternatives to Proton Mail Bridge Client

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