Bug Fixes
#4263 fix: cache naming
#4261 expando: fix conditional padding
#4261 expando: fix container
#4261 expando: add lower-case operator
#4261 expando: add external filter
imap: add mailboxes more directly
Translations
trans: tidy messages
Docs
doxy: add missing params
Build
#4268 Filter out CFLAGS with paths from the output of '-v'
#4273 guard truecolor functions in tests
#4275 use homebrew in macOS build
Code
use Buffer rather than strcat()
ncrypt: use gpgme types consistently

Features
#4216 Compose: Hide MixMaster chain if chain is empty
Expando upgrade
version: bold labels
Contrib
mutt_oauth2.py: Detect recipient for oauth automatically
mutt_oauth2.py: imap_oauth_refresh_command does not need options
Bug Fixes
#4210 mbox: fix sorting for `mbox_resync()`
#4241 only wrap after first address in header lines
status: reset Buffer before reuse
history: truncate file before writing over it
notmuch: strip leading / from short path
Fix smtp client `$envelope_from_address` possible dangling pointer
Fix non-printable keyname printing to use `<octal>` syntax
Filter Arabic Letter Mark due to display corruption
Loosen `imap_open_mailbox()` SELECT response data parsing
Change `mailto_allow` to be exact match only
Fix `mutt_read_rfc822_line()` to use `is_email_wsp()`
Improve pattern compiler whitespace skipping
Fix gpgme crash when listing keys in a public key block
Add SigInt handler for pattern functions
Fix some mailbox prompts to use mailbox history ring
Improve GPGME inline processing
Reset SIGPIPE signal handler in child process before `exec()`
Filter headers passed via the command line
Remove trailing slashes when opening maildir/mh mailboxes
Fix `mutt_paddstr()` to properly filter unprintable chars
Minor fixes to `match_body_patterns()`
Fix `mutt_ts_capability()` fallback list loop
Ensure SIGALRM interrupts connect() in batch mode
Tighten `$query_command` parsing to allow empty name field
Changed Config
#4224 config: add L10N support
New: `set compose_confirm_detach_first = yes`
Changed: `set pager = ""`
Translations
100% Czech
100% German
100% Lithuanian
100% Serbian
100% Slovak
99% Turkish
l10n: document functions
config: add L10N support
Docs
Clarify the manual section on POP3 support
Document the `<1234>` key syntax for bind
Document `$sendmail` invocation behavior
Clarify -H usage in batch mode is not a "pass through" option

Bug Fixes
#4185 c441f5957 Fix memory leak in trash_append()
#4189 Fix off-by-one error in %b with notmuch
#4190 Zero-out mailbox counters on delete
#4204 colour: honour the normal colour
#4205 match folder-hook also against mailbox name (fixes #4201)
wrap colour in <show-log-messages>
history: fix saving file
history: improve error message format
Docs
#4182 docs: -C: Fix some accidents
#4188 Update oauth2 README
#4193 Update oauth2 README
fix typos, lots of tidying
tidy license info
Build
#4196 use FreeBSD 14.0 in Cirrus CI
actions: update cpu count
actions: use codeql v3
Code
#4186 Buffer refactoring: make_entry()
address: tidy config handling
coverage: buf, slist
graphviz: link labels
tidy buf_strcpy() calls
tidy char buffers
test: default timezone to UTC

Do NOT use this release

Features
#4134 Command-line Crypto (neomutt -C)
Bug Fixes
#4065 track new-mail check time per mailbox
#4141 fix(change-folder): don't exclude notmuch
#4147 envelope: manage subject/real_subj together
#4155 fix parsing of $REPLYTO
#4158 status: fix refresh after sync-mailbox
#4166 Fix two memory leaks in notmuch support
progress: fix percentages
Translations
100% Czech
100% German
100% Lithuanian
100% Serbian
100% Slovak
100% Turkish
Docs
#4172 Several fixes for the manual pages
Build
build: openbsd workarounds
Code
#4142 add mutt_time_now()
#4146 config: factor out R_ flags
#4154 file: upgrade mutt_file_fopen/fclose()
#4159 upgrade mutt_str_append_item() to use struct Buffer
#4161 maildir: encapsulate the header cache
#4162 remove mutt_str_dequote_comment()
#4165 bufferize mutt_str_inline_replace() as buf_inline_replace()
#4167 bufferize mutt_strn_rfind() as buf_rfind()
#4168 replace buf_len() checks with buf_is_empty()
config: drop unused flags
use message_new()/message_free()
Reconsider the config type bitmap entirely

Features
#4126 - add alias 'tags:'
Bug Fixes
#4115 - create HelpBar after colours
#4116 - Fix Batch Sending of Emails
#4119 - Fix Header Cache Key Handling
#4121 - mutt_oauth2.py: error out if ENCRYPTION_PIPE was not supplied
#4124 - config: fix flag overlaps
#4125 - compose: restore view-text/pager/mailcap
color: fix attr_color_copy()
fix :color dump
fix leak in completion
force mail check on current mailbox after `<imap-fetch-mail>`
Allow sending an empty mail
mutt_oauth2.py: Use readline to overcome macOS input() restrictions
Changed Config
add $history_format: '%s'
Translations
100% Czech
100% German
100% Lithuanian
100% Serbian
100% Slovak
100% Turkish
99% Spanish
99% Hungarian
Coverity defects
#4111 Educate Coverity about ARRAYs
fix defects
Build
#4098 - build: use fallthrough attribute
#4100 - build: split maildir and mh types
#4101 - version: drop default features
#4108 - strip non-conditionals
#4122 - add github action to check for unused functions (xunused)
update fedora action
coverage: fix build for lcov v2
tests: fix error cases
Code
#4097 - config: add DT_ON_STARTUP
#4104 - Change mutt_default_save() and addr_hook() to take a buffer
#4105 - Use buffer pool in tests
#4106 - Switch some buffers to use the buffer pool
#4109 - Improve the Progress Bar
#4117 - remove MxOps::path_parent() and mutt_path_parent()
#4120 - remove unused functions
#4131 - move editor test code
#4133 - move log_disp_null() into test folder
#4137 - move config string name functions into tests
add: hook_new()/hook_free()
fix more printf-style params
rename compare to equal
hcache: renaming for clarity

Features
#4080 - info screen: enable <save-message>
#4075 - add color command
color: add ANSI RGB support
color: Support ANSI 2x clear sequences
Bug Fixes
#4074 - color: fix palette conversion
#4081 - fix logging on error
#4081 - log: vim-style
#4082 - fix file auto-completion
#4090 - improve logic for growing mailbox memory
Translations
100% Czech
100% German
100% Lithuanian
100% Serbian
100% Slovak
100% Turkish
Build
#4085 - fix CFLAGS/LDFLAGS for ncurses
#4085 - configure --with-iconv
Code
#4067 - remove unused count of new mails from index private data
#4086 - smtp: Simplify the API of smtp_code()
#4091 - simplify CLAMP by expressing it with MIN/MAX
color: introduce ColorElement
color: log gui info on startup
color: move business logic out of parsers
color: tidy OptNoCurses cases
log: add log_multiline()
test: increase coverage

Features
#4080 - info screen: enable <save-message>
#4075 - add color command
color: add ANSI RGB support
color: Support ANSI 2x clear sequences
Bug Fixes
#4074 - color: fix palette conversion
#4081 - fix logging on error
#4081 - log: vim-style
#4082 - fix file auto-completion
#4090 - improve logic for growing mailbox memory
Translations
100% Czech
100% German
100% Lithuanian
100% Serbian
100% Slovak
100% Turkish
Build
#4085 - fix CFLAGS/LDFLAGS for ncurses
#4085 - configure --with-iconv
Code
#4067 - remove unused count of new mails from index private data
#4086 - smtp: Simplify the API of smtp_code()
#4091 - simplify CLAMP by expressing it with MIN/MAX
color: introduce ColorElement
color: log gui info on startup
color: move business logic out of parsers
color: tidy OptNoCurses cases
log: add log_multiline()
test: increase coverage

Bug Fixes
#4060 fix crash on exit
#4061 fix header colour
#4064 fix 32-bit date overflow
#4078 fix new mail in limited view
nntp: fix use-after-free
color: fix ansi colours
color: add +truecolor to version string

Features
#3870 - color: allow 'alert', 'bright', 'light' prefix for colorNNN
#3871 - color: refactor parsing code
#3895 - imap: truncate large UIDVALIDITYs to support non-conforming IMAP servers
#3898 - hcache: shrink Email and Body caches
#3900 - prompt: treat complete-query as complete where it makes sense
#3925 - help: add message flags to help screen
#3932 - help: add alternating colors
#3982 - mailboxes: add `-label`, `-notify` and `-poll` options
#4038 - add help to questions
#4046 - color_directcolor: Also set the default/initial value on startup
Bug Fixes
#3897 - maildir: fix sync when a deleted file disappears
#3878 - gnutls: fix "certificate saved" message
#3895 - imap: truncate large UIDVALIDITYs to support non-conforming servers
#3897 - maildir: fix fix error with `<sync-mailbox>` on mbsync
#3901 - address: parse comments after address
#3915 - bind: fix truncated binding strings
#3956 - fix 'from' address when real name isn't set
#3962 - Fix crash on `<next-thread>` when the `<limit>`ed view is empty
#3985 - browser: fix autocompletion
#3988 - pager: fix search crash
#3999 - help: fix search highlight
#4049 - force mail check on current mailbox after `<shell-escape>`
#4051 - openssl: continue if a signal interrupts an SSL read/write
Changed Config
#3881 - Rename `$imap_keepalive` to `$imap_keep_alive`
#3889 - Change defaults to use `%<...>` conditional syntax
#3949 - Add `browser_sort_dirs_first` to always list directories first
Translations
100% Turkish
100% Serbian
100% Lithuanian
100% German
99% Czech
99% Polish
98% Slovak
Code
#3877 - imap: factor out tagged emails
#3799 - address: use struct Buffer instead of plain char pointers
#3868 - drop notifications relay
#3869 - move `$delete_untag` out of the backend
#3873 - respect `--[disable-]fmemopen` in tests
hcache: optimize storage requirements, reduce config
logging: catch format string errors
colour: refactor colour parsing
refactoring, cleanup
fixed coverity defects
convert many functions to use a `Buffer`

Rebuilt for https://fedoraproject.org/wiki/Fedora_39_Mass_Rebuild

Features
#3699 - Support 24bit colors, aka truecolor
#3738 - Show complete MIME structure in attachments
#3842 - Allow percentages to be localized
Bug Fixes
#3813 - Fix crash in op_browser_subscribe
#3844 - Select the first email when coming from an empty limit
#3848 - Fix counting new mails in maildir
#3759 - bind: fix incorrect conflict report
#3781 - index: only refresh the menu on non-focus window changes
#3856 - tunnel: fix reconnection with `ssl_force=true`
#3860 - maildir: stop parsing headers at the end of the headers section
#3864 - Fix handling of bright colours
Fix sorting of labels
Translations
100% Serbian
100% Turkish
100% Lithuanian
100% Hungarian
100% German
99% Norwegian (BokmĂĽl)
99% Slovak
99% Portuguese (Brazil)
99% Czech
95% French
Build
#3798 - Build with libidn2 by default, remove support for libidn1
Code
config: dynamically create/delete variables
config: unify handling of NeoMutt and user (my_) variables
config: cache config variables used often
speed: various speedups in parsing emails
cleanups: lots of code cleanups
Huge refactoring towards a separation of Mailbox/MailboxView

BROKEN - Please use 2023-05-17 instead

Features
imap : support IMAP4 ID extension (RFC2971)
parse: query all changed (`set`) / all (`set all`) config variables
Bug Fixes
lua: fix command registration
postpone: use colours from the right mailbox
smtp: ignore oauth if it isn't configured and not requested
Changed Config
New: `imap_send_id` - Send IMAP ID command when logging in
Translations
100% Czech
100% German
100% Hungarian
100% Lithuanian
100% Portuguese (Brazil)
100% Serbian
100% Slovak
99% Polish
Docs
Recommend GPGME
Build
fix race condition in `make install`
fallback to detect SASL manually if pkg-config fails, e.g., homebew
Code
libmutt: eliminate use of config variables
fix ubsan warning
mutt: optimize and inline mutt_str_is_email_wsp()
progress: update ncurses only when there is actual progress
email: Read assumed_charset outside loops
hcache: do less work when not in use
pager: add helper for getting $pager
hcache: remove spurious +1 from Buffer serialization.

Features
#3372 - use DT_SLIST for charset variables
#3383 - support viewing html with embedded images, #3383
#3408 - account command, see the [feature page](https://neomutt.org/feature/account-cmd)
#3411 - check that `sendmail` and `inews` don't contain shell meta characters
#3412 - browser: add mailbox_folder_format config variable
#3421 - enter: add function kill-whole-line
#3414 - account command: add macOS keychain sample provider
#3430 - account command: add GPG+JSON sample provider
#3474 - expose italics attribute for colour scheme
#3471 - allow `source` in hooks to point to relative paths
#3506 - resolve alternates when subscribing/unsubscribing
#3492 - notmuch: allow specifying configuration file
#3547 - notmuch: allow usage of notmuch profiles
#3524 - add GNU SASL support for authentication (`--gsasl` configure option)
#3548 - extend colour objects to support patterns
#3586 - detect and fixup maildirs with missing "new" and "tmp" directories
#3639 - compose: add Smime: pseudo header
#3641 - handle more X-Mutt pseudo-headers with `edit_headers`
#3702 - use `socket_timeout` to time out read/write operations
#3717 - allow `[fmt]` in `$folder_format`
#3719 - respect `attribution_locale` in `indent_string` and `post_indent_string`
#3720 - pattern: add `~K` to search Bcc, include Bcc in `~C`, `%C`, `~L`, and `~p`
#3726 - colour postponed emails list
#3734 - allow querying user-defined variables (`$my_var`) with `-Q`
#3737 - dump user-defined variables (`$my_var`) with `-D`
#3655 - generate purely random `Message-ID` headers
#3752 - allow an empty `sidebar_divider_char`
#3745 - fix handling and display of group addresses
Bug Fixes
#3386 - fix `status_on_top` to work on complex windows, e.g., attach
#3397 - imap: fix off-by-one error causing bogus "Progress message 10/9" message
#3423 - attach: fix segfault when viewing HTML attachment in compose mode
#3434 - allow for longer expansions in e.g., `index_format`
#3450 - accept unpadded base64-encoded data, as some mailers produce
#3465 - fix hangup when trying to add email address from help screens
#3468 - handle corrupted header caches
#3518 - fix slowdown when changing folders
#3828 - improve error detection for invalid `color` regexes
#3533 - distinguish between old/new with mark_old unset
#3539 - parse mboxes with unconventional `From` lines
#3572 - fix hostname detection for hostname ending with a "."
#3596 - fix truncated SMTP lines in case of very long lines
#3600 - use `smime_sign_as` instead of `pgp_sign_as` when signing S/MIME messages
#3697 - set `smime_sign_as` instead of `smime_default_key` when signing
#3609 - fix wrong message being marked as read with `$pager_read_delay = 1`
#3653 - fix negative new-mail count on maildir
#3656 - skip zero width non-joiner character in the pager
#3664 - handle text/vcard as not being an attachment, same as for text/x-vcard
#3666 - fix `hdr_order` not sorting last header correctly
#3673 - make exiting via SIGINT more graceful
#3700 - fix `unhook index-format-hook`
#3709 - send: delete signature when sending fails #3709
#3727 - SMTP: try all available methods even if SASL is not compiled in
#3730 - fix decryption issue when postponing S/MIME encrypted mails
avoid unnecessary refreshes
fixed a number of memory leaks and crashes
Config
#3604 - rename `ask_follow_up` to `ask_followup_to`
#3659 - rename `sidebar_whitelist`/`unsidebar_whitelist` to `sidebar_pin`/`sidebar_unpin`
#3629 - skip line rest of line after a warning
#3670 - `vfolder_format` is now deprecated, use `folder_format`
#3702 - rename `connect_timeout` to `socket_timeout`
#3697 - `pgp_entry_format`: add %i expand for the key fingerprint
#3724 - rename `attribution` to `attribution_intro` and
config variables are now properly spelled with underscores between names,
> `implicit_auto_view`, `message_cachedir` ->
Translations
100% Czech
100% German
100% Hungarian
100% Lithuanian
100% Portuguese (Brazil)
100% Serbian
100% Slovak
100% Turkish
99% Spanish
99% Ukrainian
94% Polish
72% Catalan
Docs
lots of documentation cleanups and updates
Code
a lot of refactor to make the code more organizes, especially in these
completion
fewer global variables
removal of some unmaintained contrib code
new maintained sample config and examples are in the `data` directory
the contrib script mutt_oauth2.py received a lot of love
Build
#3548 - support building with Undefined Behaviour Sanitizer (`--ubsan` configure option)
#3722 - generate compile_commands.json (`--compile-commands` configure option)
use pkg-config to locate most of the 3rd party dependencies
fix curses for netbsd
improve our CI stack
create libparse - parsing functions that can be easily tested
refactor commands / icommands

Fix versioning