proton-mail-bridge

Install command: 
brew install --cask proton-mail-bridge

Name: Proton Mail Bridge

Bridges Proton Mail to email clients supporting IMAP and SMTP protocols

https://proton.me/mail/bridge

Cask JSON API: /api/cask/proton-mail-bridge.json

Cask code: proton-mail-bridge.rb on GitHub

Current version: 3.21.2

Former tokens: protonmail-bridge

Requirements: macOS >= 10.15

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proton-mail-bridge 2,195