Issues · nextcloud/mail · GitHub

Feature roadmap
#4533 · ChristophWurst opened on Feb 17, 2021
1
Mail market gap analysis
#7864 · nimishavijay opened on Jan 3, 2023
7
Specified key was too long; max key length is 3072 bytes; migration 5006Date20250927130132 - mail_mailboxes.name
#11931 · blizzz opened on Oct 14, 2025
10

Labels Milestones New issue

Mail 5.8.0 fails to send emails when sender display name contains Cyrillic characters

#12965

· nemzorov opened

on May 21, 2026

Enable option to test mail speed against self configured mail server speed setting

#12958

· AussieCodeKing71 opened

on May 20, 2026

Error: Certificate does not contain an email address

#12954

· mule632 opened

on May 20, 2026

When favorites are pinned above other emails, the are also shown in the favorites section (so they appear twice)

#12953

· Jerome-Herbinet opened

on May 20, 2026

Lost ability to copy sender email address to clipboard

#12952

· ChristophWurst opened

on May 20, 2026

Cannot move mails into Inbox subfolders since Mail 5.8.0

#12951

· IT-Seezeit opened

on May 20, 2026

Scheduled send fails in Mail 5.8.0: `MimeMessage::build()` Argument #3 must be bool, array given

#12949

· vawaver opened

on May 19, 2026

Regressed element alignment in thread view

#12946

· ChristophWurst opened

on May 18, 2026

Add an option to only summarize last email for thread summaries

#12945

· 0-wHiTeHand-0 opened

on May 16, 2026

Drag-and-drop between To, Cc, and Bcc fields of the composer

feature:composer

#12944

· StefInP opened

on May 15, 2026

eml not attached when "mark as spam"

#12943

· tuxArg opened

on May 15, 2026

PDF attachments cannot be displayed if the file extension is in uppercase

#12934

· StefInP opened

on May 13, 2026