- Add number animations in web UI ([Gargron](https://github.com/tootsuite/mastodon/pull/12948), [Gargron](https://github.com/tootsuite/mastodon/pull/12971))
- Add `kab`, `is`, `kn`, `mr`, `ur` to available locales ([Gargron](https://github.com/tootsuite/mastodon/pull/12882), [BoFFire](https://github.com/tootsuite/mastodon/pull/12962), [Gargron](https://github.com/tootsuite/mastodon/pull/12379))
- Add ability to add oneself to lists ([ThibG](https://github.com/tootsuite/mastodon/pull/12271))
- Add hint how to contribute translations to preferences page ([Sasha-Sorokin](https://github.com/tootsuite/mastodon/pull/12736))
- Add signatures to statuses in archive takeout ([noellabo](https://github.com/tootsuite/mastodon/pull/12649))
- Add support for `magnet:` and `xmpp` links ([ThibG](https://github.com/tootsuite/mastodon/pull/12905), [ThibG](https://github.com/tootsuite/mastodon/pull/12709))
- Add `follow_request` notification type ([ThibG](https://github.com/tootsuite/mastodon/pull/12198))
- Add ability to filter reports by account domain in admin UI ([ThibG](https://github.com/tootsuite/mastodon/pull/12154))
- Add link to search for users connected from the same IP address to admin UI ([ThibG](https://github.com/tootsuite/mastodon/pull/12157))
- Add link to reports targeting a specific domain in admin view ([ThibG](https://github.com/tootsuite/mastodon/pull/12513))
- Add support for EventSource streaming in web UI ([BenLubar](https://github.com/tootsuite/mastodon/pull/12887))
- Add hotkey for opening media attachments in web UI ([ThibG](https://github.com/tootsuite/mastodon/pull/12498), [Kjwon15](https://github.com/tootsuite/mastodon/pull/12546))
- Add relationship-based options to status dropdowns in web UI ([Gargron](https://github.com/tootsuite/mastodon/pull/12377), [ThibG](https://github.com/tootsuite/mastodon/pull/12535), [Gargron](https://github.com/tootsuite/mastodon/pull/12430))
- Add support for submitting media description with `ctrl`+`enter` in web UI ([ThibG](https://github.com/tootsuite/mastodon/pull/12272))
- Add download button to audio and video players in web UI ([NimaBoscarino](https://github.com/tootsuite/mastodon/pull/12179))
- Add setting for whether to crop images in timelines in web UI ([duxovni](https://github.com/tootsuite/mastodon/pull/12126))
- Add support for `Event` activities ([tcitworld](https://github.com/tootsuite/mastodon/pull/12637))
- Add basic support for `Group` actors ([noellabo](https://github.com/tootsuite/mastodon/pull/12071))
- Add support for LDAP and PAM in the OAuth password grant strategy ([ntl-purism](https://github.com/tootsuite/mastodon/pull/12390), [Gargron](https://github.com/tootsuite/mastodon/pull/12743))
- Change `last_status_at` to be a date, not datetime in REST API ([ThibG](https://github.com/tootsuite/mastodon/pull/12966))
- Change followers page to relationships page in admin UI ([Gargron](https://github.com/tootsuite/mastodon/pull/12927), [Gargron](https://github.com/tootsuite/mastodon/pull/12934))
- Change reported media attachments to always be hidden in admin UI ([Gargron](https://github.com/tootsuite/mastodon/pull/12879), [ThibG](https://github.com/tootsuite/mastodon/pull/12907))
- Change string from "Disable" to "Disable login" in admin UI ([nileshkumar](https://github.com/tootsuite/mastodon/pull/12201))
- Change report page structure in admin UI ([Sasha-Sorokin](https://github.com/tootsuite/mastodon/pull/12615))
- Change swipe sensitivity to be lower on small screens in web UI ([umonaca](https://github.com/tootsuite/mastodon/pull/12168))
- Change audio/video playback to stop playback when out of view in web UI ([Gargron](https://github.com/tootsuite/mastodon/pull/12486))
- Change media description label based on upload type in web UI ([ThibG](https://github.com/tootsuite/mastodon/pull/12270))
- Change large numbers to render without decimal units in web UI ([noellabo](https://github.com/tootsuite/mastodon/pull/12706))
- Change "Add a choice" button to be disabled rather than hidden when poll limit reached in web UI ([ThibG](https://github.com/tootsuite/mastodon/pull/12319), [hinaloe](https://github.com/tootsuite/mastodon/pull/12544))
- Change `tootctl statuses remove` to keep statuses favourited or bookmarked by local users ([ThibG](https://github.com/tootsuite/mastodon/pull/11267), [Gomasy](https://github.com/tootsuite/mastodon/pull/12818))
- Change domain block behavior to update user records (fast) before deleting data (slower) ([ThibG](https://github.com/tootsuite/mastodon/pull/12247))
- Change behaviour to strip audio metadata on uploads ([hugogameiro](https://github.com/tootsuite/mastodon/pull/12171))
- Change accepted length of remote media descriptions from 420 to 1,500 characters ([ThibG](https://github.com/tootsuite/mastodon/pull/12262))
- Change format of titles in RSS ([devkral](https://github.com/tootsuite/mastodon/pull/8596))
- Change favourite icon animation from spring-based motion to CSS animation in web UI ([ThibG](https://github.com/tootsuite/mastodon/pull/12175))
- Change minimum required Node.js version to 10, and default to 12 ([Shleeble](https://github.com/tootsuite/mastodon/pull/12791), [mkody](https://github.com/tootsuite/mastodon/pull/12906), [Shleeble](https://github.com/tootsuite/mastodon/pull/12703))
- Change spam check to exempt server staff ([ThibG](https://github.com/tootsuite/mastodon/pull/12874))
- Change to fallback to to `Create` audience when `object` has no defined audience ([ThibG](https://github.com/tootsuite/mastodon/pull/12249))
- Change Twemoji library to 12.1.3 in web UI ([koyuawsmbrtn](https://github.com/tootsuite/mastodon/pull/12342))
- Change blocked users to be hidden from following/followers lists ([ThibG](https://github.com/tootsuite/mastodon/pull/12733))
- Fix some translatable strings being used wrongly ([Sasha-Sorokin](https://github.com/tootsuite/mastodon/pull/12569), [Sasha-Sorokin](https://github.com/tootsuite/mastodon/pull/12589), [Sasha-Sorokin](https://github.com/tootsuite/mastodon/pull/12502), [mayaeh](https://github.com/tootsuite/mastodon/pull/12231))
- Fix headline of public timeline page when set to local-only ([ykzts](https://github.com/tootsuite/mastodon/pull/12224))
- Fix space between tabs not being spread evenly in web UI ([Sasha-Sorokin](https://github.com/tootsuite/mastodon/pull/12944), [Sasha-Sorokin](https://github.com/tootsuite/mastodon/pull/12961), [Sasha-Sorokin](https://github.com/tootsuite/mastodon/pull/12446))
- Fix interactive delays in database migrations with no TTY ([Gargron](https://github.com/tootsuite/mastodon/pull/12969))
- Fix status overflowing in report dialog in web UI ([ThibG](https://github.com/tootsuite/mastodon/pull/12959))
- Fix unlocalized dropdown button title in web UI ([Sasha-Sorokin](https://github.com/tootsuite/mastodon/pull/12947))
- Fix media attachments without file being uploadable ([Gargron](https://github.com/tootsuite/mastodon/pull/12562))
- Fix unfollow confirmations in profile directory in web UI ([ThibG](https://github.com/tootsuite/mastodon/pull/12922))
- Fix duplicate `description` meta tag on accounts public pages ([ThibG](https://github.com/tootsuite/mastodon/pull/12923))
- Fix slow query of federated timeline ([notozeki](https://github.com/tootsuite/mastodon/pull/12886))
- Fix not all of account's active IPs showing up in admin UI ([Gargron](https://github.com/tootsuite/mastodon/pull/12909), [Gargron](https://github.com/tootsuite/mastodon/pull/12943))
- Fix search by IP not using alternative browser sessions in admin UI ([Gargron](https://github.com/tootsuite/mastodon/pull/12904))
- Fix “X new items” not showing up for slow mode on empty timelines in web UI ([ThibG](https://github.com/tootsuite/mastodon/pull/12875))
- Fix OEmbed endpoint being inaccessible in secure mode ([Gargron](https://github.com/tootsuite/mastodon/pull/12864))
- Fix proofs API being inaccessible in secure mode ([Gargron](https://github.com/tootsuite/mastodon/pull/12495))
- Fix invalid poll votes being accepted in REST API ([ThibG](https://github.com/tootsuite/mastodon/pull/12601))
- Fix old migrations failing because of strong migrations update ([ThibG](https://github.com/tootsuite/mastodon/pull/12787), [ThibG](https://github.com/tootsuite/mastodon/pull/12692))
- Fix reuse of detailed status components in web UI ([ThibG](https://github.com/tootsuite/mastodon/pull/12792))
- Fix base64-encoded file uploads not being possible in REST API ([Gargron](https://github.com/tootsuite/mastodon/pull/12748), [Gargron](https://github.com/tootsuite/mastodon/pull/12857))
- Fix error due to missing authentication call in filters controller ([Gargron](https://github.com/tootsuite/mastodon/pull/12746))
- Fix uncaught unknown format error in host meta controller ([Gargron](https://github.com/tootsuite/mastodon/pull/12747))
- Fix URL search not returning private toots user has access to ([ThibG](https://github.com/tootsuite/mastodon/pull/12742), [ThibG](https://github.com/tootsuite/mastodon/pull/12336))
- Fix cache digesting log noise on status embeds ([Gargron](https://github.com/tootsuite/mastodon/pull/12750))
- Fix slowness due to layout thrashing when reloading a large set of statuses in web UI ([panarom](https://github.com/tootsuite/mastodon/pull/12661), [panarom](https://github.com/tootsuite/mastodon/pull/12744), [Gargron](https://github.com/tootsuite/mastodon/pull/12712))
- Fix error when fetching followers/following from REST API when user has network hidden ([Gargron](https://github.com/tootsuite/mastodon/pull/12716))
- Fix IDN mentions not being processed, IDN domains not being rendered ([Gargron](https://github.com/tootsuite/mastodon/pull/12715), [Gargron](https://github.com/tootsuite/mastodon/pull/13035), [Gargron](https://github.com/tootsuite/mastodon/pull/13030))
- Fix manual scrolling issue on Firefox/Windows in web UI ([ThibG](https://github.com/tootsuite/mastodon/pull/12648))
- Fix archive takeout failing if total dump size exceeds 2GB ([scd31](https://github.com/tootsuite/mastodon/pull/12602), [Gargron](https://github.com/tootsuite/mastodon/pull/12653))
- Fix custom emoji category creation silently erroring out on duplicate category ([ThibG](https://github.com/tootsuite/mastodon/pull/12647))
- Fix link crawler not specifying preferred content type ([ThibG](https://github.com/tootsuite/mastodon/pull/12646))
- Fix featured hashtag setting page erroring out instead of rejecting invalid tags ([ThibG](https://github.com/tootsuite/mastodon/pull/12436))
- Fix tooltip messages of single/multiple-choice polls switcher being reversed in web UI ([acid-chicken](https://github.com/tootsuite/mastodon/pull/12616))
- Fix typo in help text of `tootctl statuses remove` ([trwnh](https://github.com/tootsuite/mastodon/pull/12603))
- Fix generic HTTP 500 error on duplicate records ([Gargron](https://github.com/tootsuite/mastodon/pull/12563))
- Fix old migration failing with new status default scope ([ThibG](https://github.com/tootsuite/mastodon/pull/12493))
- Fix errors when using search API with no query ([Gargron](https://github.com/tootsuite/mastodon/pull/12541), [trwnh](https://github.com/tootsuite/mastodon/pull/12549))
- Fix poll options not being selectable via keyboard in web UI ([ThibG](https://github.com/tootsuite/mastodon/pull/12538))
- Fix conversations not having an unread indicator in web UI ([Gargron](https://github.com/tootsuite/mastodon/pull/12506))
- Fix lost focus when modals open/close in web UI ([ThibG](https://github.com/tootsuite/mastodon/pull/12437))
- Fix pending upload count not being decremented on error in web UI ([ThibG](https://github.com/tootsuite/mastodon/pull/12499))
- Fix empty poll options not being removed on remote poll update ([ThibG](https://github.com/tootsuite/mastodon/pull/12484))
- Fix OCR with delete & redraft in web UI ([ThibG](https://github.com/tootsuite/mastodon/pull/12465))
- Fix OEmbed discovery not handling different URL variants in query ([Gargron](https://github.com/tootsuite/mastodon/pull/12439))
- Fix link crawler crashing on `<a>` tags without `href` ([ThibG](https://github.com/tootsuite/mastodon/pull/12159))
- Fix whitelisted subdomains being ignored in whitelist mode ([noiob](https://github.com/tootsuite/mastodon/pull/12435))
- Fix broken audit log in whitelist mode in admin UI ([ThibG](https://github.com/tootsuite/mastodon/pull/12303))
- Fix unread indicator not honoring "Only media" option in local and federated timelines in web UI ([ThibG](https://github.com/tootsuite/mastodon/pull/12330))
- Fix error when rebuilding home feeds ([dariusk](https://github.com/tootsuite/mastodon/pull/12324))
- Fix relationship caches being broken as result of a follow request ([ThibG](https://github.com/tootsuite/mastodon/pull/12299))
- Fix more items than the limit being uploadable in web UI ([ThibG](https://github.com/tootsuite/mastodon/pull/12300))
- Fix various issues with account migration ([ThibG](https://github.com/tootsuite/mastodon/pull/12301))
- Fix filtered out items being counted as pending items in slow mode in web UI ([ThibG](https://github.com/tootsuite/mastodon/pull/12266))
- Fix notification filters not applying to poll options ([ThibG](https://github.com/tootsuite/mastodon/pull/12269))
- Fix notification message for user's own poll saying it's a poll they voted on in web UI ([ykzts](https://github.com/tootsuite/mastodon/pull/12219))
- Fix polls with an expiration not showing up as expired in web UI ([noellabo](https://github.com/tootsuite/mastodon/pull/12222))
- Fix volume slider having an offset between cursor and slider in Chromium in web UI ([ThibG](https://github.com/tootsuite/mastodon/pull/12158))
- Fix Vagrant image not accepting connections ([shrft](https://github.com/tootsuite/mastodon/pull/12180))
- Fix batch actions being hidden on small screens in admin UI ([ThibG](https://github.com/tootsuite/mastodon/pull/12183))
- Fix incoming federation not working in whitelist mode ([ThibG](https://github.com/tootsuite/mastodon/pull/12185))
- Fix error when passing empty `source` param to `PUT /api/v1/accounts/update_credentials` ([jglauche](https://github.com/tootsuite/mastodon/pull/12259))
- Fix HTTP-based streaming API being cacheable by proxies ([BenLubar](https://github.com/tootsuite/mastodon/pull/12945))
- Fix users being able to register while `tootctl self-destruct` is in progress ([Kjwon15](https://github.com/tootsuite/mastodon/pull/12877))
- Fix microformats detection in link crawler not ignoring `h-card` links ([nightpool](https://github.com/tootsuite/mastodon/pull/12189))
- Fix outline on full-screen video in web UI ([hinaloe](https://github.com/tootsuite/mastodon/pull/12176))
- Fix TLD domain blocks not being editable ([ThibG](https://github.com/tootsuite/mastodon/pull/12805))
- Add "not available" label to unloaded media attachments in web UI ([Gargron](https://github.com/tootsuite/mastodon/pull/11715), [Gargron](https://github.com/tootsuite/mastodon/pull/11745))
- **Add profile directory to web UI** ([Gargron](https://github.com/tootsuite/mastodon/pull/11688), [mayaeh](https://github.com/tootsuite/mastodon/pull/11872))
- Add profile directory opt-in federation
- Add profile directory REST API
- Add special alert for throttled requests in web UI ([ThibG](https://github.com/tootsuite/mastodon/pull/11677))
- Add confirmation modal when logging out from the web UI ([ThibG](https://github.com/tootsuite/mastodon/pull/11671))
- **Add audio player in web UI** ([Gargron](https://github.com/tootsuite/mastodon/pull/11644), [Gargron](https://github.com/tootsuite/mastodon/pull/11652), [Gargron](https://github.com/tootsuite/mastodon/pull/11654), [ThibG](https://github.com/tootsuite/mastodon/pull/11629), [Gargron](https://github.com/tootsuite/mastodon/pull/12056))
- **Add autosuggestions for hashtags in web UI** ([Gargron](https://github.com/tootsuite/mastodon/pull/11422), [ThibG](https://github.com/tootsuite/mastodon/pull/11632), [Gargron](https://github.com/tootsuite/mastodon/pull/11764), [Gargron](https://github.com/tootsuite/mastodon/pull/11588), [Gargron](https://github.com/tootsuite/mastodon/pull/11442))
- **Add media editing modal with OCR tool in web UI** ([Gargron](https://github.com/tootsuite/mastodon/pull/11563), [Gargron](https://github.com/tootsuite/mastodon/pull/11566), [ThibG](https://github.com/tootsuite/mastodon/pull/11575), [ThibG](https://github.com/tootsuite/mastodon/pull/11576), [Gargron](https://github.com/tootsuite/mastodon/pull/11577), [Gargron](https://github.com/tootsuite/mastodon/pull/11573), [Gargron](https://github.com/tootsuite/mastodon/pull/11571))
- Add indicator of unread notifications to window title when web UI is out of focus ([Gargron](https://github.com/tootsuite/mastodon/pull/11560), [Gargron](https://github.com/tootsuite/mastodon/pull/11572))
- Add indicator for which options you voted for in a poll in web UI ([ThibG](https://github.com/tootsuite/mastodon/pull/11195))
- **Add search results pagination to web UI** ([Gargron](https://github.com/tootsuite/mastodon/pull/11409), [ThibG](https://github.com/tootsuite/mastodon/pull/11447))
- **Add option to disable real-time updates in web UI ("slow mode")** ([Gargron](https://github.com/tootsuite/mastodon/pull/9984), [ykzts](https://github.com/tootsuite/mastodon/pull/11880), [ThibG](https://github.com/tootsuite/mastodon/pull/11883), [Gargron](https://github.com/tootsuite/mastodon/pull/11898), [ThibG](https://github.com/tootsuite/mastodon/pull/11859))
- Add option to disable blurhash previews in web UI ([ThibG](https://github.com/tootsuite/mastodon/pull/11188))
- Add native smooth scrolling when supported in web UI ([ThibG](https://github.com/tootsuite/mastodon/pull/11207))
- Add search and sort functions to hashtag admin UI ([mayaeh](https://github.com/tootsuite/mastodon/pull/11829), [Gargron](https://github.com/tootsuite/mastodon/pull/11897), [mayaeh](https://github.com/tootsuite/mastodon/pull/11875))
- Add setting for default search engine indexing in admin UI ([brortao](https://github.com/tootsuite/mastodon/pull/11804))
- Add account bio to account view in admin UI ([ThibG](https://github.com/tootsuite/mastodon/pull/11473))
- **Add option to include reported statuses in warning e-mail from admin UI** ([Gargron](https://github.com/tootsuite/mastodon/pull/11639), [Gargron](https://github.com/tootsuite/mastodon/pull/11812), [Gargron](https://github.com/tootsuite/mastodon/pull/11741), [Gargron](https://github.com/tootsuite/mastodon/pull/11698), [mayaeh](https://github.com/tootsuite/mastodon/pull/11765))
- Add number of pending accounts and pending hashtags to dashboard in admin UI ([Gargron](https://github.com/tootsuite/mastodon/pull/11514))
- **Add table of contents to about page** ([Gargron](https://github.com/tootsuite/mastodon/pull/11885), [ykzts](https://github.com/tootsuite/mastodon/pull/11941), [ykzts](https://github.com/tootsuite/mastodon/pull/11895), [Kjwon15](https://github.com/tootsuite/mastodon/pull/11916))
- **Add password challenge to 2FA settings, e-mail notifications** ([Gargron](https://github.com/tootsuite/mastodon/pull/11878))
- **Add optional public list of domain blocks with comments** ([ThibG](https://github.com/tootsuite/mastodon/pull/11298), [ThibG](https://github.com/tootsuite/mastodon/pull/11515), [Gargron](https://github.com/tootsuite/mastodon/pull/11908))
- Add an RSS feed for featured hashtags ([noellabo](https://github.com/tootsuite/mastodon/pull/10502))
- Add explanations to featured hashtags UI and profile ([Gargron](https://github.com/tootsuite/mastodon/pull/11586))
- **Add hashtag trends with admin and user settings** ([Gargron](https://github.com/tootsuite/mastodon/pull/11490), [Gargron](https://github.com/tootsuite/mastodon/pull/11502), [Gargron](https://github.com/tootsuite/mastodon/pull/11641), [Gargron](https://github.com/tootsuite/mastodon/pull/11594), [Gargron](https://github.com/tootsuite/mastodon/pull/11517), [mayaeh](https://github.com/tootsuite/mastodon/pull/11845), [Gargron](https://github.com/tootsuite/mastodon/pull/11774), [Gargron](https://github.com/tootsuite/mastodon/pull/11712), [Gargron](https://github.com/tootsuite/mastodon/pull/11791), [Gargron](https://github.com/tootsuite/mastodon/pull/11743), [Gargron](https://github.com/tootsuite/mastodon/pull/11740), [Gargron](https://github.com/tootsuite/mastodon/pull/11714), [ThibG](https://github.com/tootsuite/mastodon/pull/11631), [Sasha-Sorokin](https://github.com/tootsuite/mastodon/pull/11569), [Gargron](https://github.com/tootsuite/mastodon/pull/11524), [Gargron](https://github.com/tootsuite/mastodon/pull/11513))
- Add hashtag usage breakdown to admin UI
- Add batch actions for hashtags to admin UI
- Add trends to web UI
- Add trends to public pages
- Add user preference to hide trends
- Add admin setting to disable trends
- **Add categories for custom emojis** ([Gargron](https://github.com/tootsuite/mastodon/pull/11196), [Gargron](https://github.com/tootsuite/mastodon/pull/11793), [Gargron](https://github.com/tootsuite/mastodon/pull/11920), [highemerly](https://github.com/tootsuite/mastodon/pull/11876))
- Add custom emoji categories to emoji picker in web UI
- Add `category` to custom emojis in REST API
- Add batch actions for custom emojis in admin UI
- Add max image dimensions to error message ([raboof](https://github.com/tootsuite/mastodon/pull/11552))
- Add HTTP signatures to all outgoing ActivityPub GET requests ([Gargron](https://github.com/tootsuite/mastodon/pull/11284), [ThibG](https://github.com/tootsuite/mastodon/pull/11300))
- Add support for ActivityPub Audio activities ([ThibG](https://github.com/tootsuite/mastodon/pull/11189))
- Add ActivityPub actor representing the entire server ([ThibG](https://github.com/tootsuite/mastodon/pull/11321), [rtucker](https://github.com/tootsuite/mastodon/pull/11400), [ThibG](https://github.com/tootsuite/mastodon/pull/11561), [Gargron](https://github.com/tootsuite/mastodon/pull/11798))
- Add config of multipart threshold for S3 ([ykzts](https://github.com/tootsuite/mastodon/pull/11924), [ykzts](https://github.com/tootsuite/mastodon/pull/11944))
- Add health check endpoint for web ([ykzts](https://github.com/tootsuite/mastodon/pull/11770), [ykzts](https://github.com/tootsuite/mastodon/pull/11947))
- Add HTTP signature keyId to request log ([Gargron](https://github.com/tootsuite/mastodon/pull/11591))
- Add soft delete for statuses for instant deletes through API ([Gargron](https://github.com/tootsuite/mastodon/pull/11623), [Gargron](https://github.com/tootsuite/mastodon/pull/11648))
- **Add request pool to improve delivery performance** ([Gargron](https://github.com/tootsuite/mastodon/pull/10353), [ykzts](https://github.com/tootsuite/mastodon/pull/11756))
- Add concurrent connection attempts to resolved IP addresses ([ThibG](https://github.com/tootsuite/mastodon/pull/11757))
- Add index for remember_token to improve login performance ([abcang](https://github.com/tootsuite/mastodon/pull/11881))
- **Add more accurate hashtag search** ([Gargron](https://github.com/tootsuite/mastodon/pull/11579), [Gargron](https://github.com/tootsuite/mastodon/pull/11427), [Gargron](https://github.com/tootsuite/mastodon/pull/11448))
- **Add more accurate account search** ([Gargron](https://github.com/tootsuite/mastodon/pull/11537), [Gargron](https://github.com/tootsuite/mastodon/pull/11580))
- **Add a spam check** ([Gargron](https://github.com/tootsuite/mastodon/pull/11217), [Gargron](https://github.com/tootsuite/mastodon/pull/11806), [ThibG](https://github.com/tootsuite/mastodon/pull/11296))
- Change dashboard to short number notation ([noellabo](https://github.com/tootsuite/mastodon/pull/11847), [noellabo](https://github.com/tootsuite/mastodon/pull/11911))
- Change REST API `GET /api/v1/timelines/public` to require authentication when public preview is off ([ThibG](https://github.com/tootsuite/mastodon/pull/11802))
- Change REST API `POST /api/v1/follow_requests/:id/(approve|reject)` to return relationship ([ThibG](https://github.com/tootsuite/mastodon/pull/11800))
- Change rate limit for media proxy ([ykzts](https://github.com/tootsuite/mastodon/pull/11814))
- Change unlisted custom emoji to not appear in autosuggestions ([Gargron](https://github.com/tootsuite/mastodon/pull/11818))
- Change max length of media descriptions from 420 to 1500 characters ([Gargron](https://github.com/tootsuite/mastodon/pull/11819), [ThibG](https://github.com/tootsuite/mastodon/pull/11836))
- **Change deletes to preserve soft-deleted statuses in unresolved reports** ([Gargron](https://github.com/tootsuite/mastodon/pull/11805))
- **Change tootctl to use inline parallelization instead of Sidekiq** ([Gargron](https://github.com/tootsuite/mastodon/pull/11776))
- **Change account deletion page to have better explanations** ([Gargron](https://github.com/tootsuite/mastodon/pull/11753), [Gargron](https://github.com/tootsuite/mastodon/pull/11763))
- Change hashtag component in web UI to show numbers for 2 last days ([Gargron](https://github.com/tootsuite/mastodon/pull/11742), [Gargron](https://github.com/tootsuite/mastodon/pull/11755), [Gargron](https://github.com/tootsuite/mastodon/pull/11754))
- Change OpenGraph description on sign-up page to reflect invite ([Gargron](https://github.com/tootsuite/mastodon/pull/11744))
- Change layout of public profile directory to be the same as in web UI ([Gargron](https://github.com/tootsuite/mastodon/pull/11705))
- Change detailed status child ordering to sort self-replies on top ([ThibG](https://github.com/tootsuite/mastodon/pull/11686))
- Change window resize handler to switch to/from mobile layout as soon as needed ([ThibG](https://github.com/tootsuite/mastodon/pull/11656))
- Change icon button styles to make hover/focus states more obvious ([ThibG](https://github.com/tootsuite/mastodon/pull/11474))
- Change contrast of status links that are not mentions or hashtags ([ThibG](https://github.com/tootsuite/mastodon/pull/11406))
- Fix admin UI for custom emoji not respecting GIF autoplay preference ([ThibG](https://github.com/tootsuite/mastodon/pull/11801))
- Fix page body not being scrollable in admin/settings layout ([Gargron](https://github.com/tootsuite/mastodon/pull/11893))
- Fix placeholder colors for inputs not being explicitly defined ([Gargron](https://github.com/tootsuite/mastodon/pull/11890))
- Fix incorrect enclosure length in RSS ([tsia](https://github.com/tootsuite/mastodon/pull/11889))
- Fix TOTP codes not being filtered from logs during enabling/disabling ([Gargron](https://github.com/tootsuite/mastodon/pull/11877))
- Fix webfinger response not returning 410 when account is suspended ([Gargron](https://github.com/tootsuite/mastodon/pull/11869))
- Fix ActivityPub Move handler queuing jobs that will fail if account is suspended ([Gargron](https://github.com/tootsuite/mastodon/pull/11864))
- Fix SSO login not using existing account when e-mail is verified ([Gargron](https://github.com/tootsuite/mastodon/pull/11862))
- Fix web UI allowing uploads past status limit via drag & drop ([Gargron](https://github.com/tootsuite/mastodon/pull/11863))
- Fix expiring polls not being displayed as such in web UI ([ThibG](https://github.com/tootsuite/mastodon/pull/11835))
- Fix 2FA challenge and password challenge for non-database users ([Gargron](https://github.com/tootsuite/mastodon/pull/11831), [Gargron](https://github.com/tootsuite/mastodon/pull/11943))
- Fix profile fields overflowing page width in web UI ([Gargron](https://github.com/tootsuite/mastodon/pull/11828))
- Fix web push subscriptions being deleted on rate limit or timeout ([Gargron](https://github.com/tootsuite/mastodon/pull/11826))
- Fix display of long poll options in web UI ([ThibG](https://github.com/tootsuite/mastodon/pull/11717), [ThibG](https://github.com/tootsuite/mastodon/pull/11833))
- Fix search API not resolving URL when `type` is given ([Gargron](https://github.com/tootsuite/mastodon/pull/11822))
- Fix hashtags being split by ZWNJ character ([Gargron](https://github.com/tootsuite/mastodon/pull/11821))
- Fix scroll position resetting when opening media modals in web UI ([Gargron](https://github.com/tootsuite/mastodon/pull/11815))
- Fix duplicate HTML IDs on about page ([ThibG](https://github.com/tootsuite/mastodon/pull/11803))
- Fix loading bar being obscured by other elements in web UI ([Gargron](https://github.com/tootsuite/mastodon/pull/11598))
- Fix multiple issues with replies collection for pages further than self-replies ([ThibG](https://github.com/tootsuite/mastodon/pull/11582))
- Fix blurhash and autoplay not working on public pages ([Gargron](https://github.com/tootsuite/mastodon/pull/11585))
- Fix 422 being returned instead of 404 when POSTing to unmatched routes ([Gargron](https://github.com/tootsuite/mastodon/pull/11574), [Gargron](https://github.com/tootsuite/mastodon/pull/11704))
- Fix client-side resizing of image uploads ([ThibG](https://github.com/tootsuite/mastodon/pull/11570))
- Fix short number formatting for numbers above million in web UI ([Gargron](https://github.com/tootsuite/mastodon/pull/11559))
- Fix ActivityPub and REST API queries setting cookies and preventing caching ([ThibG](https://github.com/tootsuite/mastodon/pull/11539), [ThibG](https://github.com/tootsuite/mastodon/pull/11557), [ThibG](https://github.com/tootsuite/mastodon/pull/11336), [ThibG](https://github.com/tootsuite/mastodon/pull/11331))
- Fix some emojis in profile metadata labels are not emojified. ([kedamaDQ](https://github.com/tootsuite/mastodon/pull/11534))
- Fix account search always returning exact match on paginated results ([Gargron](https://github.com/tootsuite/mastodon/pull/11525))
- Fix acct URIs with IDN domains not being resolved ([Gargron](https://github.com/tootsuite/mastodon/pull/11520))
- Fix admin dashboard missing latest features ([Gargron](https://github.com/tootsuite/mastodon/pull/11505))
- Fix jumping of toot date when clicking spoiler button ([ariasuni](https://github.com/tootsuite/mastodon/pull/11449))
- Fix boost to original audience not working on mobile in web UI ([ThibG](https://github.com/tootsuite/mastodon/pull/11371))
- Fix handling of webfinger redirects in ResolveAccountService ([ThibG](https://github.com/tootsuite/mastodon/pull/11279))
- Fix URLs appearing twice in errors of ActivityPub::DeliveryWorker ([Gargron](https://github.com/tootsuite/mastodon/pull/11231))
- Fix support for HTTP proxies ([ThibG](https://github.com/tootsuite/mastodon/pull/11245))
- Fix HTTP requests to IPv6 hosts ([ThibG](https://github.com/tootsuite/mastodon/pull/11240))
- Fix error in ElasticSearch index import ([mayaeh](https://github.com/tootsuite/mastodon/pull/11192))
- Fix duplicate account error when seeding development database ([ysksn](https://github.com/tootsuite/mastodon/pull/11366))
- Fix performance of session clean-up scheduler ([abcang](https://github.com/tootsuite/mastodon/pull/11871))
- Fix older migrations not running ([zunda](https://github.com/tootsuite/mastodon/pull/11377))
- Fix URLs counting towards RTL detection ([ahangarha](https://github.com/tootsuite/mastodon/pull/11759))
- Fix unnecessary status re-rendering in web UI ([ThibG](https://github.com/tootsuite/mastodon/pull/11211))
- Fix http_parser.rb gem not being compiled when no network available ([petabyteboy](https://github.com/tootsuite/mastodon/pull/11444))
- Add GIF and WebP support for custom emojis ([Gargron](https://github.com/tootsuite/mastodon/pull/11519))
- Add logout link to dropdown menu in web UI ([koyuawsmbrtn](https://github.com/tootsuite/mastodon/pull/11353))
- Add indication that text search is unavailable in web UI ([ThibG](https://github.com/tootsuite/mastodon/pull/11112), [ThibG](https://github.com/tootsuite/mastodon/pull/11202))
- Add `suffix` to `Mastodon::Version` to help forks ([clarfon](https://github.com/tootsuite/mastodon/pull/11407))
- Add on-hover animation to animated custom emoji in web UI ([ThibG](https://github.com/tootsuite/mastodon/pull/11348), [ThibG](https://github.com/tootsuite/mastodon/pull/11404), [ThibG](https://github.com/tootsuite/mastodon/pull/11522))
- Add custom emoji support in profile metadata labels ([ThibG](https://github.com/tootsuite/mastodon/pull/11350))
### Changed
- Change default interface of web and streaming from 0.0.0.0 to 127.0.0.1 ([Gargron](https://github.com/tootsuite/mastodon/pull/11302), [zunda](https://github.com/tootsuite/mastodon/pull/11378), [Gargron](https://github.com/tootsuite/mastodon/pull/11351), [zunda](https://github.com/tootsuite/mastodon/pull/11326))
- Change the retry limit of web push notifications ([highemerly](https://github.com/tootsuite/mastodon/pull/11292))
- Change ActivityPub deliveries to not retry HTTP 501 errors ([Gargron](https://github.com/tootsuite/mastodon/pull/11233))
- Change language detection to include hashtags as words ([Gargron](https://github.com/tootsuite/mastodon/pull/11341))
- Change terms and privacy policy pages to always be accessible ([Gargron](https://github.com/tootsuite/mastodon/pull/11334))
- Change robots tag to include `noarchive` when user opts out of indexing ([Kjwon15](https://github.com/tootsuite/mastodon/pull/11421))
### Fixed
- Fix account domain block not clearing out notifications ([Gargron](https://github.com/tootsuite/mastodon/pull/11393))
- Fix incorrect locale sometimes being detected for browser ([Gargron](https://github.com/tootsuite/mastodon/pull/8657))
- Fix crash when saving invalid domain name ([Gargron](https://github.com/tootsuite/mastodon/pull/11528))
- Fix pinned statuses REST API returning pagination headers ([Gargron](https://github.com/tootsuite/mastodon/pull/11526))
- Fix "cancel follow request" button having unreadable text in web UI ([Gargron](https://github.com/tootsuite/mastodon/pull/11521))
- Fix image uploads being blank when canvas read access is blocked ([ThibG](https://github.com/tootsuite/mastodon/pull/11499))
- Fix avatars not being animated on hover when not logged in ([ThibG](https://github.com/tootsuite/mastodon/pull/11349))
- Fix overzealous sanitization of HTML lists ([ThibG](https://github.com/tootsuite/mastodon/pull/11354))
- Fix block crashing when a follow request exists ([ThibG](https://github.com/tootsuite/mastodon/pull/11288))
- Fix backup service crashing when an attachment is missing ([ThibG](https://github.com/tootsuite/mastodon/pull/11241))
- Fix swiping columns on mobile sometimes failing in web UI ([ThibG](https://github.com/tootsuite/mastodon/pull/11200))
- Fix wrong actor URI being serialized into poll updates ([ThibG](https://github.com/tootsuite/mastodon/pull/11194))
- Fix statsd UDP sockets not being cleaned up in Sidekiq ([Gargron](https://github.com/tootsuite/mastodon/pull/11230))
- Fix expiration date of filters being set to "never" when editing them ([ThibG](https://github.com/tootsuite/mastodon/pull/11204))
- Fix support for MP4 files that are actually M4V files ([Gargron](https://github.com/tootsuite/mastodon/pull/11210))
- Fix `alerts` not being typecast correctly in push subscription in REST API ([Gargron](https://github.com/tootsuite/mastodon/pull/11343))
- Fix some notices staying on unrelated pages ([ThibG](https://github.com/tootsuite/mastodon/pull/11364))
- Fix unboosting sometimes preventing a boost from reappearing on feed ([ThibG](https://github.com/tootsuite/mastodon/pull/11405), [Gargron](https://github.com/tootsuite/mastodon/pull/11450))
- Fix only one middle dot being recognized in hashtags ([Gargron](https://github.com/tootsuite/mastodon/pull/11345), [ThibG](https://github.com/tootsuite/mastodon/pull/11363))
- Fix unnecessary SQL query performed on unauthenticated requests ([Gargron](https://github.com/tootsuite/mastodon/pull/11179))
- Fix incorrect timestamp displayed on featured tags ([Kjwon15](https://github.com/tootsuite/mastodon/pull/11477))
- Fix privacy dropdown active state when dropdown is placed on top of it ([ThibG](https://github.com/tootsuite/mastodon/pull/11495))
- Fix filters not being applied to poll options ([ThibG](https://github.com/tootsuite/mastodon/pull/11174))
- Fix keyboard navigation on various dropdowns ([ThibG](https://github.com/tootsuite/mastodon/pull/11511), [ThibG](https://github.com/tootsuite/mastodon/pull/11492), [ThibG](https://github.com/tootsuite/mastodon/pull/11491))
- Fix keyboard navigation in modals ([ThibG](https://github.com/tootsuite/mastodon/pull/11493))
- Fix image conversation being non-deterministic due to timestamps ([Gargron](https://github.com/tootsuite/mastodon/pull/11408))
- Fix web UI performance ([ThibG](https://github.com/tootsuite/mastodon/pull/11211), [ThibG](https://github.com/tootsuite/mastodon/pull/11234))
- Fix scrolling to compose form when not necessary in web UI ([ThibG](https://github.com/tootsuite/mastodon/pull/11246), [ThibG](https://github.com/tootsuite/mastodon/pull/11182))
- Fix save button being enabled when list title is empty in web UI ([ThibG](https://github.com/tootsuite/mastodon/pull/11475))
- Fix poll expiration not being pre-filled on delete & redraft in web UI ([ThibG](https://github.com/tootsuite/mastodon/pull/11203))
- Fix content warning sometimes being set when not requested in web UI ([ThibG](https://github.com/tootsuite/mastodon/pull/11206))
### Security
- Fix invites not being disabled upon account suspension ([ThibG](https://github.com/tootsuite/mastodon/pull/11412))
- Fix blocked domains still being able to fill database with account records ([Gargron](https://github.com/tootsuite/mastodon/pull/11219))
- **Add single-column mode in web UI** ([Gargron](https://github.com/tootsuite/mastodon/pull/10807), [Gargron](https://github.com/tootsuite/mastodon/pull/10848), [Gargron](https://github.com/tootsuite/mastodon/pull/11003), [Gargron](https://github.com/tootsuite/mastodon/pull/10961), [Hanage999](https://github.com/tootsuite/mastodon/pull/10915), [noellabo](https://github.com/tootsuite/mastodon/pull/10917), [abcang](https://github.com/tootsuite/mastodon/pull/10859), [Gargron](https://github.com/tootsuite/mastodon/pull/10820), [Gargron](https://github.com/tootsuite/mastodon/pull/10835), [Gargron](https://github.com/tootsuite/mastodon/pull/10809), [Gargron](https://github.com/tootsuite/mastodon/pull/10963), [noellabo](https://github.com/tootsuite/mastodon/pull/10883), [Hanage999](https://github.com/tootsuite/mastodon/pull/10839))
- Add waiting time to the list of pending accounts in admin UI ([Gargron](https://github.com/tootsuite/mastodon/pull/10985))
- Add a keyboard shortcut to hide/show media in web UI ([ThibG](https://github.com/tootsuite/mastodon/pull/10647), [Gargron](https://github.com/tootsuite/mastodon/pull/10838), [ThibG](https://github.com/tootsuite/mastodon/pull/10872))
- Add `account_id` param to `GET /api/v1/notifications` ([pwoolcoc](https://github.com/tootsuite/mastodon/pull/10796))
- Add confirmation modal for unboosting toots in web UI ([aurelien-reeves](https://github.com/tootsuite/mastodon/pull/10287))
- Add emoji suggestions to content warning and poll option fields in web UI ([ThibG](https://github.com/tootsuite/mastodon/pull/10555))
- Add `source` attribute to response of `DELETE /api/v1/statuses/:id` ([ThibG](https://github.com/tootsuite/mastodon/pull/10669))
- Add some caching for HTML versions of public status pages ([ThibG](https://github.com/tootsuite/mastodon/pull/10701))
- **Change preferences page into appearance, notifications, and other** ([Gargron](https://github.com/tootsuite/mastodon/pull/10977), [Gargron](https://github.com/tootsuite/mastodon/pull/10988))
- Change priority of delete activity forwards for replies and reblogs ([Gargron](https://github.com/tootsuite/mastodon/pull/11002))
- Change Mastodon logo to use primary text color of the given theme ([Gargron](https://github.com/tootsuite/mastodon/pull/10994))
- Change reblogs counter to be updated when boosted privately ([Gargron](https://github.com/tootsuite/mastodon/pull/10964))
- Change bio limit from 160 to 500 characters ([trwnh](https://github.com/tootsuite/mastodon/pull/10790))
- Change API rate limiting to reduce allowed unauthenticated requests ([ThibG](https://github.com/tootsuite/mastodon/pull/10860), [hinaloe](https://github.com/tootsuite/mastodon/pull/10868), [mayaeh](https://github.com/tootsuite/mastodon/pull/10867))
- Change help text of `tootctl emoji import` command to specify a gzipped TAR archive is required ([dariusk](https://github.com/tootsuite/mastodon/pull/11000))
- Change web UI to hide poll options behind content warnings ([ThibG](https://github.com/tootsuite/mastodon/pull/10983))
- Change silencing to ensure local effects and remote effects are the same for silenced local users ([ThibG](https://github.com/tootsuite/mastodon/pull/10575))
- Change `tootctl domains purge` to remove custom emoji as well ([Kjwon15](https://github.com/tootsuite/mastodon/pull/10721))
- Change Docker image to keep `apt` working ([SuperSandro2000](https://github.com/tootsuite/mastodon/pull/10830))
### Removed
- Remove `dist-upgrade` from Docker image ([SuperSandro2000](https://github.com/tootsuite/mastodon/pull/10822))
### Fixed
- Fix RTL layout not being RTL within the columns area in web UI ([Gargron](https://github.com/tootsuite/mastodon/pull/10990))
- Fix display of alternative text when a media attachment is not available in web UI ([ThibG](https://github.com/tootsuite/mastodon/pull/10981))
- Fix not being able to directly switch between list timelines in web UI ([Gargron](https://github.com/tootsuite/mastodon/pull/10973))
- Fix media sensitivity not being maintained in delete & redraft in web UI ([ThibG](https://github.com/tootsuite/mastodon/pull/10980))
- Fix emoji picker being always displayed in web UI ([noellabo](https://github.com/tootsuite/mastodon/pull/10979), [yuzulabo](https://github.com/tootsuite/mastodon/pull/10801), [wcpaez](https://github.com/tootsuite/mastodon/pull/10978))
- Fix potential private status leak through caching ([ThibG](https://github.com/tootsuite/mastodon/pull/10969))
- Fix refreshing featured toots when the new collection is empty in web UI ([ThibG](https://github.com/tootsuite/mastodon/pull/10971))
- Fix undoing domain block also undoing individual moderation on users from before the domain block ([ThibG](https://github.com/tootsuite/mastodon/pull/10660))
- Fix time not being local in the audit log ([yuzulabo](https://github.com/tootsuite/mastodon/pull/10751))
- Fix statuses removed by moderation re-appearing on subsequent fetches ([Kjwon15](https://github.com/tootsuite/mastodon/pull/10732))
- Fix misattribution of inlined announces if `attributedTo` isn't present in ActivityPub ([ThibG](https://github.com/tootsuite/mastodon/pull/10967))
- Fix `GET /api/v1/polls/:id` not requiring authentication for non-public polls ([Gargron](https://github.com/tootsuite/mastodon/pull/10960))
- Fix handling of blank poll options in ActivityPub ([ThibG](https://github.com/tootsuite/mastodon/pull/10946))
- Fix avatar preview aspect ratio on edit profile page ([Kjwon15](https://github.com/tootsuite/mastodon/pull/10931))
- Fix web push notifications not being sent for polls ([ThibG](https://github.com/tootsuite/mastodon/pull/10864))
- Fix cut off letters in last paragraph of statuses in web UI ([ariasuni](https://github.com/tootsuite/mastodon/pull/10821))
- Fix delivery not retrying on some inbox errors that should be retriable ([ThibG](https://github.com/tootsuite/mastodon/pull/10812))
- Fix unnecessary 5 minute cooldowns on signature verifications in some cases ([ThibG](https://github.com/tootsuite/mastodon/pull/10813))
- Fix possible race condition when processing statuses ([ThibG](https://github.com/tootsuite/mastodon/pull/10815))
### Security
- Require specific OAuth scopes for specific endpoints of the streaming API, instead of merely requiring a token for all endpoints, and allow using WebSockets protocol negotiation to specify the access token instead of using a query string ([ThibG](https://github.com/tootsuite/mastodon/pull/10818))
## [2.8.3] - 2019-05-19
### Added
- Add `og:image:alt` OpenGraph tag ([BenLubar](https://github.com/tootsuite/mastodon/pull/10779))
- Add clickable area below avatar in statuses in web UI ([Dar13](https://github.com/tootsuite/mastodon/pull/10766))
- Add crossed-out eye icon on account gallery in web UI ([Kjwon15](https://github.com/tootsuite/mastodon/pull/10715))
- Add media description tooltip to thumbnails in web UI ([ThibG](https://github.com/tootsuite/mastodon/pull/10713))
### Changed
- Change "mark as sensitive" button into a checkbox for clarity ([ThibG](https://github.com/tootsuite/mastodon/pull/10748))
### Fixed
- Fix bug allowing users to publicly boost their private statuses ([ThibG](https://github.com/tootsuite/mastodon/pull/10775), [ThibG](https://github.com/tootsuite/mastodon/pull/10783))
- Fix performance in formatter by a little ([ThibG](https://github.com/tootsuite/mastodon/pull/10765))
- Fix some colors in the light theme ([yuzulabo](https://github.com/tootsuite/mastodon/pull/10754))
- Fix some colors of the high contrast theme ([yuzulabo](https://github.com/tootsuite/mastodon/pull/10711))
- Fix ambivalent active state of poll refresh button in web UI ([MaciekBaron](https://github.com/tootsuite/mastodon/pull/10720))
- Fix duplicate posting being possible from web UI ([hinaloe](https://github.com/tootsuite/mastodon/pull/10785))
- Fix "invited by" not showing up in admin UI ([ThibG](https://github.com/tootsuite/mastodon/pull/10791))
- Add link to existing domain block when trying to block an already-blocked domain ([ThibG](https://github.com/tootsuite/mastodon/pull/10663))
- Add button to view context to media modal when opened from account gallery in web UI ([Gargron](https://github.com/tootsuite/mastodon/pull/10676))
- Add ability to create multiple-choice polls in web UI ([ThibG](https://github.com/tootsuite/mastodon/pull/10603))
- Add `GITHUB_REPOSITORY` and `SOURCE_BASE_URL` environment variables ([rosylilly](https://github.com/tootsuite/mastodon/pull/10600))
- Add `/interact/` paths to `robots.txt` ([ThibG](https://github.com/tootsuite/mastodon/pull/10666))
- Add `blurhash` to the Attachment entity in the REST API ([Gargron](https://github.com/tootsuite/mastodon/pull/10630))
### Changed
- Change hidden media to be shown as a blurhash-based colorful gradient instead of a black box in web UI ([Gargron](https://github.com/tootsuite/mastodon/pull/10630))
- Change rejected media to be shown as a blurhash-based gradient instead of a list of filenames in web UI ([Gargron](https://github.com/tootsuite/mastodon/pull/10630))
- Change e-mail whitelist/blacklist to not be checked when invited ([Gargron](https://github.com/tootsuite/mastodon/pull/10683))
- Change cache header of REST API results to no-cache ([ThibG](https://github.com/tootsuite/mastodon/pull/10655))
- Change the "mark media as sensitive" button to be more obvious in web UI ([Gargron](https://github.com/tootsuite/mastodon/pull/10673), [Gargron](https://github.com/tootsuite/mastodon/pull/10682))
- Change account gallery in web UI to display 3 columns, open media modal ([Gargron](https://github.com/tootsuite/mastodon/pull/10667), [Gargron](https://github.com/tootsuite/mastodon/pull/10674))
### Fixed
- Fix LDAP/PAM/SAML/CAS users not being pre-approved ([Gargron](https://github.com/tootsuite/mastodon/pull/10621))
- Fix accounts created through tootctl not being always pre-approved ([Gargron](https://github.com/tootsuite/mastodon/pull/10684))
- Fix Sidekiq retrying ActivityPub processing jobs that fail validation ([ThibG](https://github.com/tootsuite/mastodon/pull/10614))
- Fix toots not being scrolled into view sometimes through keyboard selection ([ThibG](https://github.com/tootsuite/mastodon/pull/10593))
- Fix expired invite links being usable to bypass approval mode ([ThibG](https://github.com/tootsuite/mastodon/pull/10657))
- Fix not being able to save e-mail preference for new pending accounts ([Gargron](https://github.com/tootsuite/mastodon/pull/10622))
- Fix upload progressbar when image resizing is involved ([ThibG](https://github.com/tootsuite/mastodon/pull/10632))
- Add option to overwrite imported data instead of merging ([Gargron](https://github.com/tootsuite/mastodon/pull/9962))
- Add featured hashtags to profiles ([Gargron](https://github.com/tootsuite/mastodon/pull/9755), [Gargron](https://github.com/tootsuite/mastodon/pull/10167), [Gargron](https://github.com/tootsuite/mastodon/pull/10249), [ThibG](https://github.com/tootsuite/mastodon/pull/10034))
- Add indication when you are not allowed to follow an account in web UI ([Gargron](https://github.com/tootsuite/mastodon/pull/10420), [Gargron](https://github.com/tootsuite/mastodon/pull/10491))
- Add validations to admin settings to catch common mistakes ([Gargron](https://github.com/tootsuite/mastodon/pull/10348), [ThibG](https://github.com/tootsuite/mastodon/pull/10354))
- Add `type`, `limit`, `offset`, `min_id`, `max_id`, `account_id` to search API ([Gargron](https://github.com/tootsuite/mastodon/pull/10091))
- Add a preferences API so apps can share basic behaviours ([Gargron](https://github.com/tootsuite/mastodon/pull/10109))
- Add `visibility` param to reblog REST API ([Gargron](https://github.com/tootsuite/mastodon/pull/9851), [ThibG](https://github.com/tootsuite/mastodon/pull/10302))
- Add `allowfullscreen` attribute to OEmbed iframe ([rinsuki](https://github.com/tootsuite/mastodon/pull/10370))
- Add `blocked_by` relationship to the REST API ([Gargron](https://github.com/tootsuite/mastodon/pull/10373))
- Add `tootctl statuses remove` to sweep unreferenced statuses ([Gargron](https://github.com/tootsuite/mastodon/pull/10063))
- Add `tootctl self-destruct` to shut down server gracefully ([Gargron](https://github.com/tootsuite/mastodon/pull/10367))
- Add option to hide application used to toot ([ThibG](https://github.com/tootsuite/mastodon/pull/9897), [rinsuki](https://github.com/tootsuite/mastodon/pull/9994), [hinaloe](https://github.com/tootsuite/mastodon/pull/10086))
- Change design of profile column in web UI ([Gargron](https://github.com/tootsuite/mastodon/pull/10337), [Aditoo17](https://github.com/tootsuite/mastodon/pull/10387), [ThibG](https://github.com/tootsuite/mastodon/pull/10390), [mayaeh](https://github.com/tootsuite/mastodon/pull/10379), [ThibG](https://github.com/tootsuite/mastodon/pull/10411))
- Change language detector threshold from 140 characters to 4 words ([Gargron](https://github.com/tootsuite/mastodon/pull/10376))
- Change language detector to always kick in for non-latin alphabets ([Gargron](https://github.com/tootsuite/mastodon/pull/10276))
- Change icons of features on admin dashboard ([Gargron](https://github.com/tootsuite/mastodon/pull/10366))
- Change DNS timeouts from 1s to 5s ([ThibG](https://github.com/tootsuite/mastodon/pull/10238))
- Change Docker image to use Ubuntu with jemalloc ([Sir-Boops](https://github.com/tootsuite/mastodon/pull/10100), [BenLubar](https://github.com/tootsuite/mastodon/pull/10212))
- Change public pages to be cacheable by proxies ([BenLubar](https://github.com/tootsuite/mastodon/pull/9059))
- Change the 410 gone response for suspended accounts to be cacheable by proxies ([ThibG](https://github.com/tootsuite/mastodon/pull/10339))
- Change web UI to not not empty timeline of blocked users on block ([ThibG](https://github.com/tootsuite/mastodon/pull/10359))
- Change JSON serializer to remove unused `@context` values ([Gargron](https://github.com/tootsuite/mastodon/pull/10378))
- Change GIFV file size limit to be the same as for other videos ([rinsuki](https://github.com/tootsuite/mastodon/pull/9924))
- Change Webpack to not use @babel/preset-env to compile node_modules ([ykzts](https://github.com/tootsuite/mastodon/pull/10289))
- Change web UI to use new Web Share Target API ([gol-cha](https://github.com/tootsuite/mastodon/pull/9963))
- Change ActivityPub reports to have persistent URIs ([ThibG](https://github.com/tootsuite/mastodon/pull/10303))
- Change format of CSV exports of follows and mutes to include extra settings ([ThibG](https://github.com/tootsuite/mastodon/pull/10495), [ThibG](https://github.com/tootsuite/mastodon/pull/10335))
- Change ActivityPub collections to be cacheable by proxies ([ThibG](https://github.com/tootsuite/mastodon/pull/10467))
- Change REST API and public profiles to not return follows/followers for users that have blocked you ([Gargron](https://github.com/tootsuite/mastodon/pull/10491))
- Fix `tootctl accounts cull` sometimes removing accounts that are temporarily unreachable ([BenLubar](https://github.com/tootsuite/mastodon/pull/10460))
- Add support for IPv6 in e-mail validation ([zoc](https://github.com/tootsuite/mastodon/pull/10009))
- Add record of IP address used for signing up ([ThibG](https://github.com/tootsuite/mastodon/pull/10026))
- Add tight rate-limit for API deletions (30 per 30 minutes) ([Gargron](https://github.com/tootsuite/mastodon/pull/10042))
- Add support for embedded `Announce` objects attributed to the same actor ([ThibG](https://github.com/tootsuite/mastodon/pull/9998), [Gargron](https://github.com/tootsuite/mastodon/pull/10065))
- Add spam filter for `Create` and `Announce` activities ([Gargron](https://github.com/tootsuite/mastodon/pull/10005), [Gargron](https://github.com/tootsuite/mastodon/pull/10041), [Gargron](https://github.com/tootsuite/mastodon/pull/10062))
- Add `registrations` attribute to `GET /api/v1/instance` ([Gargron](https://github.com/tootsuite/mastodon/pull/10060))
- Add `vapid_key` to `POST /api/v1/apps` and `GET /api/v1/apps/verify_credentials` ([Gargron](https://github.com/tootsuite/mastodon/pull/10058))
### Fixed
- Fix link color and add link underlines in high-contrast theme ([Gargron](https://github.com/tootsuite/mastodon/pull/9949), [Gargron](https://github.com/tootsuite/mastodon/pull/10028))
- Fix unicode characters in URLs not being linkified ([JMendyk](https://github.com/tootsuite/mastodon/pull/8447), [hinaloe](https://github.com/tootsuite/mastodon/pull/9991))
- Fix URLs linkifier grabbing ending quotation as part of the link ([Gargron](https://github.com/tootsuite/mastodon/pull/9997))
- Temporarily pause timeline if mouse moved recently ([lmorchard](https://github.com/tootsuite/mastodon/pull/9200))
- Change the password form order ([mayaeh](https://github.com/tootsuite/mastodon/pull/9267))
- Redesign admin UI for accounts ([Gargron](https://github.com/tootsuite/mastodon/pull/9340), [Gargron](https://github.com/tootsuite/mastodon/pull/9643))
- Redesign admin UI for instances/domain blocks ([Gargron](https://github.com/tootsuite/mastodon/pull/9645))
- Swap avatar and header input fields in profile page ([ThibG](https://github.com/tootsuite/mastodon/pull/9271))
- When posting in mobile mode, go back to previous history location ([ThibG](https://github.com/tootsuite/mastodon/pull/9502))
- Split out is_changing_upload from is_submitting ([ThibG](https://github.com/tootsuite/mastodon/pull/9536))
- Back to the getting-started when pins the timeline. ([kedamaDQ](https://github.com/tootsuite/mastodon/pull/9561))
- Allow unauthenticated REST API access to GET /api/v1/accounts/:id/statuses ([Gargron](https://github.com/tootsuite/mastodon/pull/9573))
- Limit maximum visibility of local silenced users to unlisted ([ThibG](https://github.com/tootsuite/mastodon/pull/9583))
- Change API error message for unconfirmed accounts ([noellabo](https://github.com/tootsuite/mastodon/pull/9625))
- Change the icon to "reply-all" when it's a reply to other accounts ([mayaeh](https://github.com/tootsuite/mastodon/pull/9378))
- Do not ignore federated reports targetting already-reported accounts ([ThibG](https://github.com/tootsuite/mastodon/pull/9534))
- Upgrade default Ruby version to 2.6.0 ([Gargron](https://github.com/tootsuite/mastodon/pull/9688))
- Change e-mail digest frequency ([Gargron](https://github.com/tootsuite/mastodon/pull/9689))
- Change Docker images for Tor support in docker-compose.yml ([Sir-Boops](https://github.com/tootsuite/mastodon/pull/9438))
- Display fallback link card thumbnail when none is given ([Gargron](https://github.com/tootsuite/mastodon/pull/9715))
- Change account bio length validation to ignore mention domains and URLs ([Gargron](https://github.com/tootsuite/mastodon/pull/9717))
- Use configured contact user for "anonymous" federation activities ([yukimochi](https://github.com/tootsuite/mastodon/pull/9661))
- Change remote interaction dialog to use specific actions instead of generic "interact" ([Gargron](https://github.com/tootsuite/mastodon/pull/9743))
- Always re-fetch public key when signature verification fails to support blind key rotation ([ThibG](https://github.com/tootsuite/mastodon/pull/9667))
- Make replies to boosts impossible, connect reply to original status instead ([valerauko](https://github.com/tootsuite/mastodon/pull/9129))
- Change e-mail MX validation to check both A and MX records against blacklist ([Gargron](https://github.com/tootsuite/mastodon/pull/9489))
- Hide floating action button on search and getting started pages ([tmm576](https://github.com/tootsuite/mastodon/pull/9826))
- Redesign public hashtag page to use a masonry layout ([Gargron](https://github.com/tootsuite/mastodon/pull/9822))
- Use `summary` as summary instead of content warning for converted ActivityPub objects ([Gargron](https://github.com/tootsuite/mastodon/pull/9823))
- Display a double reply arrow on public pages for toots that are replies ([ThibG](https://github.com/tootsuite/mastodon/pull/9808))
- Change admin UI right panel size to be wider ([Kjwon15](https://github.com/tootsuite/mastodon/pull/9768))
- Escape HTML in profile name preview in profile settings ([pawelngei](https://github.com/tootsuite/mastodon/pull/9446))
- Use same CORS policy for /@:username and /users/:username ([ThibG](https://github.com/tootsuite/mastodon/pull/9485))
- Make custom emoji domains case insensitive ([Esteth](https://github.com/tootsuite/mastodon/pull/9474))
- Various fixes to scrollable lists and media gallery ([ThibG](https://github.com/tootsuite/mastodon/pull/9501))
- Fix bootsnap cache directory being declared relatively ([Gargron](https://github.com/tootsuite/mastodon/pull/9511))
- Fix timeline pagination in the web UI ([ThibG](https://github.com/tootsuite/mastodon/pull/9516))
- Fix padding on dropdown elements in preferences ([ThibG](https://github.com/tootsuite/mastodon/pull/9517))
- Make avatar and headers respect GIF autoplay settings ([ThibG](https://github.com/tootsuite/mastodon/pull/9515))
- Do no retry Web Push workers if the server returns a 4xx response ([Gargron](https://github.com/tootsuite/mastodon/pull/9434))
- Minor scrollable list fixes ([ThibG](https://github.com/tootsuite/mastodon/pull/9551))
- Ignore low-confidence CharlockHolmes guesses when parsing link cards ([ThibG](https://github.com/tootsuite/mastodon/pull/9510))
- Fix `tootctl accounts rotate` not updating public keys ([Gargron](https://github.com/tootsuite/mastodon/pull/9556))
- Fix CSP / X-Frame-Options for media players ([jomo](https://github.com/tootsuite/mastodon/pull/9558))
- Fix unnecessary loadMore calls when the end of a timeline has been reached ([ThibG](https://github.com/tootsuite/mastodon/pull/9581))
- Skip mailer job retries when a record no longer exists ([Gargron](https://github.com/tootsuite/mastodon/pull/9590))
- Fix composer not getting focus after reply confirmation dialog ([ThibG](https://github.com/tootsuite/mastodon/pull/9602))
- Fix signature verification stoplight triggering on non-timeout errors ([Gargron](https://github.com/tootsuite/mastodon/pull/9617))
- Fix ThreadResolveWorker getting queued with invalid URLs ([Gargron](https://github.com/tootsuite/mastodon/pull/9628))
- Fix crash when clearing uninitialized timeline ([ThibG](https://github.com/tootsuite/mastodon/pull/9662))
- Avoid duplicate work by merging ReplyDistributionWorker into DistributionWorker ([ThibG](https://github.com/tootsuite/mastodon/pull/9660))
- Skip full text search if it fails, instead of erroring out completely ([Kjwon15](https://github.com/tootsuite/mastodon/pull/9654))
- Fix profile metadata links not verifying correctly sometimes ([shrft](https://github.com/tootsuite/mastodon/pull/9673))
- Ensure blocked user unfollows blocker if Block/Undo-Block activities are processed out of order ([ThibG](https://github.com/tootsuite/mastodon/pull/9687))
- Fix unreadable text color in report modal for some statuses ([Gargron](https://github.com/tootsuite/mastodon/pull/9716))
- Stop GIFV timeline preview explicitly when it's opened in modal ([kedamaDQ](https://github.com/tootsuite/mastodon/pull/9749))