Issues

• Feature request: Specify local keyring for mail decryption

  enhancement
  emersion/hydroxide#350 · Filter by author HumanEntity opened on Jul 20, 2026
  1

• Feature Request: JMAP Protocol Support

  emersion/hydroxide#349 · Filter by author Bush-cat opened on Jul 18, 2026

• CardDAV PROPFIND on /contacts/default returns empty multistatus despite account having contacts

  emersion/hydroxide#347 · Filter by author pauljamesharper opened on Jul 4, 2026

• [401] Invalid access token on GET /api/keys/salts after successful 2FA (TOTP + two-password mode)

  emersion/hydroxide#345 · Filter by author kLeZ opened on Jun 19, 2026

• request failed: POST https://mail.proton.me/api/auth/refresh: [10013] Invalid refresh token

  emersion/hydroxide#341 · Filter by author krzkawa opened on May 25, 2026
  3

• CalDAV support

  enhancement
  emersion/hydroxide#340 · Filter by author emersion opened on May 23, 2026
  4

• CAPTCHA

  emersion/hydroxide#328 · Filter by author donaldtrump2049 opened on Mar 25, 2026
  6

• Support for U2F 2FA (Security keys like Yubikeys)

  emersion/hydroxide#321 · Filter by author DrMohMoh opened on Jan 19, 2026

• Password generation pb.

  emersion/hydroxide#320 · Filter by author Futiax opened on Jan 17, 2026

• Getting "Please authenticate first" when trying to send a message via SMTP in Thunderbird

  emersion/hydroxide#313 · Filter by author zipsegv opened on Sep 18, 2025
  1

• Retrieved encrypted messages have invalid-formatted extraneous multipart/mixed header

  emersion/hydroxide#312 · Filter by author GalaxyShard opened on Sep 12, 2025

• Cannot delete more than 200 messages at the same time

  emersion/hydroxide#311 · Filter by author GideonBear opened on Aug 9, 2025

• [2000] Package type is not correct: trying to send internally to an external address

  emersion/hydroxide#305 · Filter by author aisuneko opened on Mar 22, 2025

• Feature request: add logout command to clear login data from disk

  enhancement
  emersion/hydroxide#303 · Filter by author iTrooz opened on Mar 9, 2025
  1

• protonmail/mutt via hydroxide: Failing to attach pdf with current setting in mutt

  emersion/hydroxide#297 · Filter by author curiousgg opened on Jan 1, 2025
  3

• protonmail/mutt via hydroxide: full headers of emails not anymore there

  emersion/hydroxide#296 · Filter by author curiousgg opened on Dec 31, 2024
  2

• Mutt/Protonmail via hydroxide: Auth, imap, and unusually long waiting time to update new incoming (received) emails

  emersion/hydroxide#295 · Filter by author curiousgg opened on Dec 31, 2024
  11

• Hydroxide-encrypted emails can't be decrypted by PGPy

  emersion/hydroxide#293 · Filter by author ajkessel opened on Dec 8, 2024

• IMAP UID is not unique and thus violates RFC 2060

  emersion/hydroxide#292 · Filter by author ajkessel opened on Dec 6, 2024
  5

• Clarify documentation for sending mail via MUA like Thunderbird: do not specify a "sent" mail folder

  emersion/hydroxide#291 · Filter by author ajkessel opened on Dec 5, 2024

• Subscribe/unsubscribe support

  emersion/hydroxide#289 · Filter by author ajkessel opened on Dec 3, 2024
  1

• carddav not working

  emersion/hydroxide#288 · Filter by author ajkessel opened on Dec 3, 2024
  3

• Error: transaction failed: message doesn't contain a body part

  emersion/hydroxide#287 · Filter by author mdlaat opened on Nov 24, 2024
  6

• Link already existing docker/container images to make it easier for new people?

  emersion/hydroxide#285 · Filter by author renner0e opened on Nov 19, 2024

• panic when loading messages via imap

  emersion/hydroxide#279 · Filter by author gucio321 opened on Sep 6, 2024