Proton Mail Bridge
brew install --cask proton-mail-bridge
v3.25.0
Connect Proton Mail's end-to-end encryption to desktop email clients via IMAP/SMTP bridge.
Why you might care
Use this if you prefer desktop email clients like Thunderbird or Apple Mail but want Proton Mail's encrypted inbox. Bridges the gap between Proton's web-only encryption and traditional email apps, keeping your messages encrypted end-to-end even outside the web interface.
318
30-day installs · #663
1.0k
90-day · #614
3.1k
365-day · #721
Links
- https://proton.me/mail/bridge
- Brew formula source: Casks/p/proton-mail-bridge.rb
Blurb generated by claude-haiku-4-5 on today.
Raw metadata
{
"alternatives": [
"Thunderbird",
"Apple Mail",
"Outlook"
],
"artifacts": [
{
"uninstall": [
{
"launchctl": "Proton Mail Bridge",
"quit": "com.protonmail.bridge"
}
]
},
{
"app": [
"Proton Mail Bridge.app"
],
"target": "/Applications/Proton Mail Bridge.app"
},
{
"zap": [
{
"trash": [
"~/Library/Application Support/protonmail",
"~/Library/Caches/Proton AG/Proton Mail Bridge",
"~/Library/Caches/protonmail"
]
}
]
}
],
"auto_updates": 1,
"categories": [
"mail",
"security"
],
"deprecated": 0,
"deprecation_reason": null,
"desc": "Bridges Proton Mail to email clients supporting IMAP and SMTP protocols",
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"disabled": 0,
"display_name": "Proton Mail Bridge",
"enrichment_fetched_at": "2026-06-20T22:48:29+00:00",
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"homepage": "https://proton.me/mail/bridge",
"homepage_og_description": "Our Bridge app allows you to add our end-to-end encryption to popular email apps, including Outlook, Thunderbird, and Apple Mail.",
"homepage_og_image": "https://pmecdn.protonweb.com/image-transformation/?s=a\u0026image=Zx_YO_7_YF_3_Nbk_B_Xwdk_Proton_Mail_Bridge_163a385bf0.png",
"homepage_title": "Encrypt your desktop email app with Proton Mail Bridge | Proton",
"installs_30d": 318,
"installs_365d": 3134,
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"last_seen": "2026-06-20T00:47:34+00:00",
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"names": [
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"one_liner": "Connect Proton Mail\u0027s end-to-end encryption to desktop email clients via IMAP/SMTP bridge.",
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"rank_90d": 614,
"raw_hash": "1b0dc4e116e06075",
"ruby_source_path": "Casks/p/proton-mail-bridge.rb",
"tap": "homebrew/cask",
"token": "proton-mail-bridge",
"version": "3.25.0",
"why_use_this": "Use this if you prefer desktop email clients like Thunderbird or Apple Mail but want Proton Mail\u0027s encrypted inbox. Bridges the gap between Proton\u0027s web-only encryption and traditional email apps, keeping your messages encrypted end-to-end even outside the web interface."
}