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

Rebuilt for https://fedoraproject.org/wiki/Fedora_38_Mass_Rebuild

Rebuilt for https://fedoraproject.org/wiki/Fedora_37_Mass_Rebuild

Testing

Bug Fixes
Do not crash on an invalid use_threads/sort combination
Fix: stuck browser cursor
Resolve (move) the cursor after <edit-label>
Index: fix menu size on new mail
Don't overlimit LMDB mmap size
OpenBSD y/n translation fix
Generic: split out OP_EXIT binding
Fix parsing of sendmail cmd
Fix: crash with menu_move_off=no
Newsrc: bugfix; nntp_user and nntp_pass ignored
Menu: ensure config changes cause a repaint
Mbox: fix sync duplicates
Make sure the index redraws all that's needed
Translations
100% Chinese (Simplified)
100% Czech
100% German
100% Hungarian
100% Lithuanian
100% Serbian
100% Turkish
Docs
add missing pattern modifier ~I for external_search_command
Code
menu: eliminate custom_redraw()
modernise mixmaster

Security
Fix uudecode buffer overflow (CVE-2022-1328)
Features
Colours, colours, colours
Bug Fixes
Pager: fix pager_stop
Merge colours with normal
Color: disable mono command
Fix forwarding text attachments when honor_disposition is set
Pager: drop the nntp change-group bindings
Use mailbox_check flags coherently, add IMMEDIATE flag
Fix: tagging in attachment list
Fix: misalignment of mini-index
Make sure to update the menu size after a resort
Translations
100% Hungarian
Build
Update acutest
Code
Unify pipe functions
Index: notify if navigation fails
Gui: set colour to be merged with normal
Fix: leak in tls_check_one_certificate()
Upstream
Flush iconv() in mutt_convert_string()
Fix integer overflow in mutt_convert_string()
Fix uudecode cleanup on unexpected eof

Features
Compose multipart emails
Bug Fixes
Fix screen mode after attempting decryption
imap: increase max size of oauth2 token
Fix autocrypt
Unify Alias/Query workflow
Fix colours
Say which file exists when saving attachments
Force SMTP authentication if `smtp_user` is set
Fix selecting the right email after limiting
Make sure we have enough memory for a new email
Don't overwrite with zeroes after unlinking the file
Fix crash when forwarding attachments
Fix help reformatting on window resize
Fix poll to use PollFdsCount and not PollFdsLen
regex: range check arrays strictly
Fix Coverity defects
Fix out of bounds write with long log lines
Apply `fast_reply` to 'to', 'cc', or 'bcc'
Prevent warning on empty emails
Changed Config
New default: `set rfc2047_parameters = yes`
Translations
100% German
100% Lithuanian
100% Serbian
100% Czech
100% Turkish
72% Hungarian
Docs
Improve header cache explanation
Improve description of some notmuch variables
Explain how timezones and `!`s work inside `{}`, `[]` and `()`
Document config synonyms and deprecations
Build
Create lots of GitHub Actions
Drop TravisCI
Add automated Fuzzing tests
Add automated ASAN tests
Create Dockers for building Centos/Fedora
Build fixes for Solaris 10
New libraries: browser, enter, envelope
New configure options: `--fuzzing` `--debug-color` `--debug-queue`
Code
Split Index/Pager GUIs/functions
Add lots of function dispatchers
Eliminate `menu_loop()`
Refactor function opcodes
Refactor cursor setting
Unify Alias/Query functions
Refactor Compose/Envelope functions
Modernise the Colour handling
Refactor the Attachment View
Eliminate the global `Context`
Upgrade `mutt_get_field()`
Refactor the `color quoted` code
Fix lots of memory leaks
Refactor Index resolve code
Refactor PatternList parsing
Refactor Mailbox freeing
Improve key mapping
Factor out charset hooks
Expose mutt_file_seek API
Upstream
imap QRESYNC fixes
Allow an empty To: address prompt
Fix argc==0 handling
Don't queue IMAP close commands
Fix IMAP UTF-7 for code points >= U+10000
Don't include inactive messages in msgset generation

Features
Notmuch: support separate database and mail roots without .notmuch
Bug Fixes
fix notmuch crash on open failure
fix crypto crash handling pgp keys
fix ncrypt/pgp file_get_size return check
fix restore case-insensitive header sort
fix pager redrawing of long lines
fix notmuch: check database dir for xapian dir
fix notmuch: update index count after `<entire-thread>`
fix protect hash table against empty keys
fix prevent real_subj being set but empty
fix leak when saving fcc
fix leak after `<edit-or-view-raw-message>`
fix leak after trash to hidden mailbox
fix leak restoring postponed emails

Bug Fixes
fix new mail notifications
fix pattern compilation error for ~( !~>(~P) )
fix menu display on window resize
Stop batch mode emails with no argument or recipients
Add sanitize call in print mailcap function
fix `hdr_order` to use the longest match
fix (un)setenv to not return an error with unset env vars
fix Imap sync when closing a mailbox
fix segfault on OpenBSD current
sidebar: restore `sidebar_spoolfile` colour
fix assert when displaying a file from the browser
fix exec command in compose
fix `check_stats` for Notmuch mailboxes
Fallback: Open Notmuch database without config
fix gui hook commands on startup
Changed Config
Re-enable `$ssl_force_tls`
Translations
100% Serbian
100% Lithuanian
100% German
Build
Remove Slang from the build
Warn about deprecated configure options

Security
Fix CVE-2021-32055
Features
threads: implement the `$use_threads` feature
threads
hooks: allow a -noregex param to folder and mbox hooks
mailing lists: implement list-(un)subscribe using RFC2369 headers
mailcap: implement x-neomutt-nowrap flag
pager: add `$local_date_header` option
imap, smtp: add support for authenticating using XOAUTH2
Allow `<sync-mailbox`> to fail quietly
imap: speed up server-side searches
pager: improve skip-quoted and skip-headers
notmuch: open database with user's configuration
notmuch: implement `<vfolder-window-reset>`
config: allow += modification of `my_` variables
notmuch: tolerate file renames behind neomutt's back
pager: implement `$pager_read_delay`
notmuch: validate `nm_query_window_timebase`
notmuch: make `$nm_record` work in non-notmuch mailboxes
compose: add `$greeting` - a welcome message on top of emails
notmuch: show additional mail in query windows
Changed Config
Renamed lots of config, e.g. `askbcc` to `ask_bcc`.
Bug Fixes
imap: fix crash on external IMAP events
notmuch: handle missing libnotmuch version bumps
imap: add sanity check for qresync
notmuch: allow windows with 0 duration
index: fix index selection on `<collapse-all>`
imap: fix crash when sync'ing labels
search: fix searching by Message-Id in `<mark-message>`
threads: fix double sorting of threads
stats: don't check mailbox stats unless told
alias: fix crash on empty query
pager: honor mid-message config changes
mailbox: don't propagate read-only state across reopens
hcache: fix caching new labels in the header cache
crypto: set invalidity flags for gpgme/smime keys
notmuch: fix parsing of multiple `type=`
notmuch: validate $nm_default_url
messages: avoid unnecessary opening of messages
imap: fix seqset iterator when it ends in a comma
build: refuse to build without pcre2 when pcre2 is linked in ncurses
Translations
100% Serbian
100% Lithuanian
100% German
100% Czech
96% Spanish
92% Polish
85% Norwegian
80% French
78% Russian
74% Esperanto
66% Greek