v4.5.3

Upgrade overview

This release contains upgrade notes that deviate from the norm:

ℹ️ Requires assets recompilation

For more information, view the complete release notes and scroll down to the upgrade instructions section.

Changelog

Security

• Fix inconsistent error handling leaking information on existence of private posts (GHSA-gwhw-gcjx-72v8)

Fixed

• Fix “Delete and Redraft” on a non-quote being treated as a quote post in some cases (mastodon#37140 by @ClearlyClaire)
• Fix YouTube embeds by sending referer (mastodon#37126 by @ChaosExAnima)
• Fix streamed quoted polls not being hydrated correctly (mastodon#37118 by @ClearlyClaire)
• Fix creation of duplicate conversations (mastodon#37108 by @oneiros)
• Fix extraneous noreferrer in external links (mastodon#37107 by @ChaosExAnima)
• Fix edge case error handling in some database migrations (mastodon#37079 by @ClearlyClaire)
• Fix error handling when re-fetching already-known statuses (mastodon#37077 by @ClearlyClaire)
• Fix post navigation in single-column mode when Advanced UI is enabled (mastodon#37044 by @diondiondion)
• Fix tootctl status remove removing quoted posts and remote quotes of local posts (mastodon#37009 by @ClearlyClaire)
• Fix known expensive S3 batch delete operation failing because of short timeouts (mastodon#37004 by @ClearlyClaire)
• Fix compose autosuggest always lowercasing input token (mastodon#36995 by @ClearlyClaire)

Upgrade notes

To get the code for v4.5.3, use git fetch && git checkout v4.5.3.

Note

As always, make sure you have backups of the database before performing any upgrades. If you are using docker-compose, this is how a backup command might look: docker exec mastodon_db_1 pg_dump -Fc -U postgres postgres > name_of_the_backup.dump

Dependencies

External dependencies have not changed since v4.5.0.

• Ruby: 3.2 or newer
• PostgreSQL: 14 or newer
• Elasticsearch (recommended, for full-text search): 7.x (OpenSearch should also work)
• LibreTranslate (optional, for translations): 1.3.3 or newer
• Redis: 7.0 or newer
• Node: 20.19 or newer
• libvips (optional, instead of ImageMagick): 8.13 or newer
• ImageMagick (optional if using libvips): 6.9.7-7 or newer

Update steps

The following instructions are for updating from 4.5.2.

If you are upgrading directly from an earlier release, please carefully read the upgrade notes for the skipped releases as well, as they often require extra steps such as database migrations. In particular, it is very important to read the 4.5.0 release notes.

Non-Docker

Tip

The charlock_holmes gem may fail to build on some systems with recent versions of gcc.
If you run into this issue, try BUNDLE_BUILD__CHARLOCK_HOLMES="--with-cxxflags=-std=c++17" bundle install.

1. Precompile the assets: RAILS_ENV=production bundle exec rails assets:precompile
2. Restart all Mastodon processes.

When using Docker

1. Restart all Mastodon processes.

v4.4.10

Note

While we continue to support Mastodon 4.4 and release patches for it, please note that Mastodon 4.5 is available with new features, changes and fixes. We encourage administrators to update to the latest 4.5 version when they can.

Upgrade overview

This release contains upgrade notes that deviate from the norm:

ℹ️ Requires assets recompilation

For more information, view the complete release notes and scroll down to the upgrade instructions section.

Changelog

Security

• Fix inconsistent error handling leaking information on existence of private posts (GHSA-gwhw-gcjx-72v8)

Fixed

• Fix YouTube embeds by sending referer (mastodon#37126 by @ChaosExAnima)
• Fix YouTube iframe not being able to start at a defined time (mastodon#26584 by @BrunoViveiros)
• Fix streamed quoted polls not being hydrated correctly (mastodon#37118 by @ClearlyClaire)
• Fix error handling when re-fetching already-known statuses (mastodon#37077 by @ClearlyClaire)
• Fix known expensive S3 batch delete operation failing because of short timeouts (mastodon#37004 by @ClearlyClaire)

Upgrade notes

To get the code for v4.4.10, use git fetch && git checkout v4.4.10.

Note

As always, make sure you have backups of the database before performing any upgrades. If you are using docker-compose, this is how a backup command might look: docker exec mastodon_db_1 pg_dump -Fc -U postgres postgres > name_of_the_backup.dump

Dependencies

External dependencies have not changed since v4.4.1:

• Ruby: 3.2 or newer
• PostgreSQL: 13 or newer
• Elasticsearch (recommended, for full-text search): 7.x (OpenSearch should also work)
• LibreTranslate (optional, for translations): 1.3.3 or newer
• Redis: 6.2 or newer
• Node: 20 or newer
• libvips (optional, instead of ImageMagick): 8.13 or newer
• ImageMagick (optional if using libvips): 6.9.7-7 or newer

Update steps

The following instructions are for updating from 4.4.9.

If you are upgrading directly from an earlier release, please carefully read the upgrade notes for the skipped releases as well, as they often require extra steps such as database migrations. In particular, it is very important to read the 4.4.0 release notes.

Non-Docker

1. Precompile the assets: RAILS_ENV=production bundle exec rails assets:precompile
2. Restart all Mastodon processes.

When using Docker

1. Restart all Mastodon processes.

v4.3.16

Note

While we continue to support Mastodon 4.3 and release patches for it, please note that Mastodon 4.5 is available with new features, changes and fixes. We encourage administrators to update to the latest 4.5 version when they can.

Upgrade overview

This release contains upgrade notes that deviate from the norm:

ℹ️ Requires assets recompilation

For more information, view the complete release notes and scroll down to the upgrade instructions section.

Changelog

Security

• Fix inconsistent error handling leaking information on existence of private posts (GHSA-gwhw-gcjx-72v8)

Fixed

• Fix YouTube embeds by sending referer (mastodon#37126 by @ChaosExAnima)
• Fix YouTube iframe not being able to start at a defined time (mastodon#26584 by @BrunoViveiros)
• Fix known expensive S3 batch delete operation failing because of short timeouts (mastodon#37004 by @ClearlyClaire)

Upgrade notes

To get the code for v4.3.16, use git fetch && git checkout v4.3.16.

Note

As always, make sure you have backups of the database before performing any upgrades. If you are using docker-compose, this is how a backup command might look: docker exec mastodon_db_1 pg_dump -Fc -U postgres postgres > name_of_the_backup.dump

Dependencies

External dependencies have not changed since v4.3.0, the compatible Ruby, PostgreSQL, Node, Elasticsearch and Redis versions are the same, that is:

• Ruby: 3.1 or newer
• PostgreSQL: 12 or newer. PostgreSQL versions 14.0 to 14.3 are not supported as they contain a critical data-corruption bug (see v4.3.0 release notes)
• Elasticsearch (recommended, for full-text search): 7.x (OpenSearch should also work)
• LibreTranslate (optional, for translations): 1.3.3 or newer
• Redis: 4 or newer
• Node: 18 or newer
• ImageMagick (optional if using libvips): 6.9.7-7 or newer
• libvips (optional, instead of ImageMagick): 8.13 or newer

Update steps

The following instructions are for updating from 4.3.15.

If you are upgrading directly from an earlier release, please carefully read the upgrade notes for the skipped releases as well, as they often require extra steps such as database migrations. In particular, please read the v4.3.0 release notes, as there have been multiple important changes.

Non-docker

Tip

The charlock_holmes gem may fail to build on some systems with recent versions of gcc.
If you run into such an issue, try BUNDLE_BUILD__CHARLOCK_HOLMES="--with-cxxflags=-std=c++17" bundle install.

1. Precompile the assets: RAILS_ENV=production bundle exec rails assets:precompile
2. Restart all Mastodon processes.

When using docker

1. Restart all Mastodon processes.

v4.5.2

Upgrade overview

This release contains upgrade notes that deviate from the norm:

ℹ️ Requires assets recompilation

For more information, view the complete release notes and scroll down to the upgrade instructions section.

Changelog

Changed

• (glitch-soc) Change quotes to inherit local-only status of quoted post in composer (#3286)
• Change private quote education modal to not show up on self-quotes (mastodon#36926 by @ClearlyClaire)

Fixed

• (glitch-soc) Fix d bookmark keyboard shortcut (#3285)
• (glitch-soc) Fix threaded mode not resetting quote (#3284)
• Fix missing fallback link in CW-only quote posts (mastodon#36963 by @ClearlyClaire)
• Fix statuses without text being hidden while loading (mastodon#36962 by @ClearlyClaire)
• Fix g + h keyboard shortcut not working when a post is focused (mastodon#36935 by @diondiondion)
• Fix quoting overwriting current content warning (mastodon#36934 by @ClearlyClaire)
• Fix scroll-to-status in threaded view being unreliable (mastodon#36927 by @ClearlyClaire)
• Fix path resolution for emoji worker (mastodon#36897 by @ChaosExAnima)
• Fix tootctl upgrade storage-schema failing with ArgumentError (mastodon#36914 by @shugo)
• Fix cross-origin handling of CSS modules (mastodon#36890 by @ClearlyClaire)
• Fix error with remote tags including percent signs (mastodon#36886 and mastodon#36925 by @ChaosExAnima and @ClearlyClaire)
• Fix bogus quote approval policy not always being replaced correctly (mastodon#36885 by @ClearlyClaire)
• Fix hashtag completion not being inserted correctly (mastodon#36884 by @ClearlyClaire)
• Fix Cmd/Ctrl + Enter in the composer triggering confirmation dialog action (mastodon#36870 by @diondiondion)

Upgrade notes

To get the code for v4.5.2, use git fetch && git checkout v4.5.2.

Note

As always, make sure you have backups of the database before performing any upgrades. If you are using docker-compose, this is how a backup command might look: docker exec mastodon_db_1 pg_dump -Fc -U postgres postgres > name_of_the_backup.dump

Dependencies

External dependencies have not changed since v4.5.0.

• Ruby: 3.2 or newer
• PostgreSQL: 14 or newer
• Elasticsearch (recommended, for full-text search): 7.x (OpenSearch should also work)
• LibreTranslate (optional, for translations): 1.3.3 or newer
• Redis: 7.0 or newer
• Node: 20.19 or newer
• libvips (optional, instead of ImageMagick): 8.13 or newer
• ImageMagick (optional if using libvips): 6.9.7-7 or newer

Update steps

The following instructions are for updating from 4.5.1.

If you are upgrading directly from an earlier release, please carefully read the upgrade notes for the skipped releases as well, as they often require extra steps such as database migrations. In particular, it is very important to read the 4.5.0 release notes.

Non-Docker

Tip

The charlock_holmes gem may fail to build on some systems with recent versions of gcc.
If you run into this issue, try BUNDLE_BUILD__CHARLOCK_HOLMES="--with-cxxflags=-std=c++17" bundle install.

1. Install dependencies with bundle install and yarn install --immutable
2. Precompile the assets: RAILS_ENV=production bundle exec rails assets:precompile
3. Restart all Mastodon processes.

When using Docker

1. Restart all Mastodon processes.

v4.4.9

Note

While we continue to support Mastodon 4.4 and release patches for it, please note that Mastodon 4.5 is available with new features, changes and fixes. We encourage administrators to update to the latest 4.5 version when they can.

Upgrade overview

This release contains upgrade notes that deviate from the norm:

ℹ️ Requires assets recompilation

For more information, view the complete release notes and scroll down to the upgrade instructions section.

Changelog

Fixed

• Fix tootctl upgrade storage-schema failing with ArgumentError (mastodon#36914 by @shugo)
• Fix old previously-undiscovered posts being treated as new when receiving an Update (mastodon#36848 by @ClearlyClaire)
• Fix filters not being applied to quotes in detailed view (mastodon#36843 by @ClearlyClaire)

Upgrade notes

To get the code for v4.4.9, use git fetch && git checkout v4.4.9.

Note

As always, make sure you have backups of the database before performing any upgrades. If you are using docker-compose, this is how a backup command might look: docker exec mastodon_db_1 pg_dump -Fc -U postgres postgres > name_of_the_backup.dump

Dependencies

External dependencies have not changed since v4.4.1:

• Ruby: 3.2 or newer
• PostgreSQL: 13 or newer
• Elasticsearch (recommended, for full-text search): 7.x (OpenSearch should also work)
• LibreTranslate (optional, for translations): 1.3.3 or newer
• Redis: 6.2 or newer
• Node: 20 or newer
• libvips (optional, instead of ImageMagick): 8.13 or newer
• ImageMagick (optional if using libvips): 6.9.7-7 or newer

Update steps

The following instructions are for updating from 4.4.8.

If you are upgrading directly from an earlier release, please carefully read the upgrade notes for the skipped releases as well, as they often require extra steps such as database migrations. In particular, it is very important to read the 4.4.0 release notes.

Non-Docker

1. Install dependencies with bundle install and yarn install --immutable
2. Precompile the assets: RAILS_ENV=production bundle exec rails assets:precompile
3. Restart all Mastodon processes.

When using Docker

1. Restart all Mastodon processes.

v4.3.15

Note

While we continue to support Mastodon 4.3 and release patches for it, please note that Mastodon 4.5 is available with new features, changes and fixes. We encourage administrators to update to the latest 4.5 version when they can.

Changelog

Fixed

• Fix tootctl upgrade storage-schema failing with ArgumentError (mastodon#36914 by @shugo)
• Fix old previously-undiscovered posts being treated as new when receiving an Update (mastodon#36848 by @ClearlyClaire)

Upgrade notes

To get the code for v4.3.15, use git fetch && git checkout v4.3.15.

Note

As always, make sure you have backups of the database before performing any upgrades. If you are using docker-compose, this is how a backup command might look: docker exec mastodon_db_1 pg_dump -Fc -U postgres postgres > name_of_the_backup.dump

Dependencies

External dependencies have not changed since v4.3.0, the compatible Ruby, PostgreSQL, Node, Elasticsearch and Redis versions are the same, that is:

• Ruby: 3.1 or newer
• PostgreSQL: 12 or newer. PostgreSQL versions 14.0 to 14.3 are not supported as they contain a critical data-corruption bug (see v4.3.0 release notes)
• Elasticsearch (recommended, for full-text search): 7.x (OpenSearch should also work)
• LibreTranslate (optional, for translations): 1.3.3 or newer
• Redis: 4 or newer
• Node: 18 or newer
• ImageMagick (optional if using libvips): 6.9.7-7 or newer
• libvips (optional, instead of ImageMagick): 8.13 or newer

Update steps

The following instructions are for updating from 4.3.14.

If you are upgrading directly from an earlier release, please carefully read the upgrade notes for the skipped releases as well, as they often require extra steps such as database migrations. In particular, please read the v4.3.0 release notes, as there have been multiple important changes.

Non-docker

Tip

The charlock_holmes gem may fail to build on some systems with recent versions of gcc.
If you run into such an issue, try BUNDLE_BUILD__CHARLOCK_HOLMES="--with-cxxflags=-std=c++17" bundle install.

1. Install dependencies with bundle install and yarn install --immutable
2. Restart all Mastodon processes.

When using docker

1. Restart all Mastodon processes.

v4.5.1

This is a patch release for 4.5.

Check out the 4.5.0 release notes for information.

Changelog

Fixes

• Fix Cmd/Ctrl + Enter not submitting Alt text modal on some browsers (mastodon#36866 by @diondiondion)
• Fix posts coming from public/hashtag streaming being marked as unquotable (mastodon#36860 and mastodon#36869 by @ClearlyClaire)
• Fix old previously-undiscovered posts being treated as new when receiving an Update (mastodon#36848 by @ClearlyClaire)
• Fix blank screen in browsers that don't support Intl.DisplayNames (mastodon#36847 by @diondiondion)
• Fix filters not being applied to quotes in detailed view (mastodon#36843 by @ClearlyClaire)
• Fix scroll shift caused by fetch-all-replies alerts (mastodon#36807 by @diondiondion)
• Fix dropdown menu not focusing first item when opened via keyboard (mastodon#36804 by @diondiondion)
• Fix assets build issue on arch64 (mastodon#36781 by @ClearlyClaire)
• Fix /api/v1/statuses/:id/context sometimes returing Mastodon-Async-Refresh without result_count (mastodon#36779 by @ClearlyClaire)
• Fix prepared quote not being discarded with contents when replying (mastodon#36778 by @ClearlyClaire)

Upgrade notes

To get the code for v4.5.1, use git fetch && git checkout v4.5.1.

Note

As always, make sure you have backups of the database before performing any upgrades. If you are using docker-compose, this is how a backup command might look: docker exec mastodon_db_1 pg_dump -Fc -U postgres postgres > name_of_the_backup.dump

Dependencies

External dependencies have not changed since v4.5.0.

• Ruby: 3.2 or newer
• PostgreSQL: 14 or newer
• Elasticsearch (recommended, for full-text search): 7.x (OpenSearch should also work)
• LibreTranslate (optional, for translations): 1.3.3 or newer
• Redis: 7.0 or newer
• Node: 20.19 or newer
• libvips (optional, instead of ImageMagick): 8.13 or newer
• ImageMagick (optional if using libvips): 6.9.7-7 or newer

Update steps

The following instructions are for updating from 4.5.0.

If you are upgrading directly from an earlier release, please carefully read the upgrade notes for the skipped releases as well, as they often require extra steps such as database migrations. In particular, it is very important to read the 4.5.0 release notes.

Non-Docker

Tip

The charlock_holmes gem may fail to build on some systems with recent versions of gcc.
If you run into this issue, try BUNDLE_BUILD__CHARLOCK_HOLMES="--with-cxxflags=-std=c++17" bundle install.

1. Install dependencies with bundle install and yarn install --immutable
2. Precompile the assets: RAILS_ENV=production bundle exec rails assets:precompile
3. Restart all Mastodon processes.

When using Docker

1. Restart all Mastodon processes.

v4.5.0

For a user-focused highlight of these changes, see https://blog.joinmastodon.org/2025/11/mastodon-4.5/
For changes of particular interest to application developers, see https://blog.joinmastodon.org/2025/10/mastodon-4-5-for-devs/
For a more detailed run-down on the changes, see the Changelog section below!

Upgrade overview

This release contains upgrade notes that deviate from the norm:

⚠️ The minimum supported version for Redis has been bumped to 7.0
⚠️ The minimum supported version for PostgreSQL has been bumped to PostgreSQL 14
⚠️ The minimum supported version for Node.js has been bumped to 20.19
⚠️ Rolling updates from versions earlier than Mastodon 4.3 are not supported
⚠️ Import jobs from Mastodon versions earlier than Mastodon 4.2 are not supported
ℹ️ Sidekiq has been updated, which may require you to change health check or monitoring code
ℹ️ Requires streaming server restart
ℹ️ Requires database migrations

For more information, view the complete release notes and scroll down to the upgrade instructions section.

Changelog

Added

• Add support for allowing and authoring quotes (mastodon#35355, mastodon#35578, mastodon#35614, mastodon#35618, mastodon#35624, mastodon#35626, mastodon#35652, mastodon#35629, mastodon#35665, mastodon#35653, mastodon#35670, mastodon#35677, mastodon#35690, mastodon#35697, mastodon#35689, mastodon#35699, mastodon#35700, mastodon#35701, mastodon#35709, mastodon#35714, mastodon#35713, mastodon#35715, mastodon#35725, mastodon#35749, mastodon#35769, mastodon#35780, mastodon#35762, mastodon#35804, mastodon#35808, mastodon#35805, mastodon#35819, mastodon#35824, mastodon#35828, mastodon#35822, mastodon#35835, mastodon#35865, mastodon#35860, mastodon#35832, mastodon#35891, mastodon#35894, mastodon#35895, mastodon#35820, mastodon#35917, mastodon#35924, mastodon#35925, mastodon#35914, mastodon#35930, mastodon#35941, mastodon#35939, mastodon#35948, mastodon#35955, mastodon#35967, mastodon#35990, mastodon#35991, mastodon#35975, mastodon#35971, mastodon#36002, mastodon#35986, mastodon#36031, mastodon#36034, mastodon#36038, mastodon#36054, mastodon#36052, mastodon#36055, mastodon#36065, mastodon#36068, mastodon#36083, mastodon#36087, mastodon#36080, mastodon#36091, mastodon#36090, mastodon#36118, mastodon#36119, mastodon#36128, mastodon#36094, mastodon#36129, mastodon#36138, mastodon#36132, mastodon#36151, mastodon#36158, mastodon#36171, mastodon#36194, mastodon#36220, mastodon#36169, mastodon#36130, mastodon#36249, mastodon#36153, mastodon#36299, mastodon#36291, mastodon#36301, mastodon#36315, mastodon#36317, mastodon#36364, mastodon#36383, mastodon#36381, mastodon#36459, mastodon#36464, mastodon#36461, mastodon#36516, mastodon#36528, mastodon#36549, mastodon#36550, mastodon#36559, mastodon#36693, mastodon#36704, mastodon#36690, mastodon#36689, mastodon#36696, mastodon#36721, mastodon#36695 and mastodon#36736 by @ChaosExAnima, @ClearlyClaire, @Lycolia, @diondiondion, and @tribela)
  This includes a revamp of the composer interface.
  See https://blog.joinmastodon.org/2025/09/introducing-quote-posts/ for a user-centric overview of the feature, and https://docs.joinmastodon.org/client/quotes/ for API documentation.
• Add support for fetching and refreshing replies to the web UI (mastodon#35210, mastodon#35496, mastodon#35575, mastodon#35500, mastodon#35577, mastodon#35602, mastodon#35603, mastodon#35654, mastodon#36141, mastodon#36237, mastodon#36172, mastodon#36256, mastodon#36271, mastodon#36334, mastodon#36382, mastodon#36239, mastodon#36484, mastodon#36481, mastodon#36583, mastodon#36627 and mastodon#36547 by @ClearlyClaire, @diondiondion, @Gargron and @renchap)
• Add ability to block words in usernames (mastodon#35407, mastodon#35655, and mastodon#35806 by @ClearlyClaire and @Gargron)
• Add ability to individually disable local or remote feeds for visitors or logged-in users disabled value to server setting for live and topic feeds, as well as user permission to bypass that (mastodon#36338, mastodon#36467, mastodon#36497, mastodon#36563, mastodon#36577, mastodon#36585, mastodon#36607 and mastodon#36703 by @ClearlyClaire)
  This splits the timeline_preview setting into four more granular settings controlling live feeds and topic (hashtag, trending link) feeds.
  The setting for local topic feeds has 2 values: public and authenticated. Every other setting has 3 values: public, authenticated, disabled.
  When disabled, users with the “View live and topic feeds” will still be able to view them.
• Add support for displaying of quote posts in Moderator UI (mastodon#35964 by @ThisIsMissEm)
• Add support for displaying link previews for Admin UI (mastodon#35958 by @ThisIsMissEm)
• Add a new server setting to choose the server landing page (mastodon#36588 and mastodon#36602 by @ClearlyClaire and @renchap)
• Add support for Update activities on converted object types (mastodon#36322 by @ClearlyClaire)
• Add support for dynamic viewport height (mastodon#36272 by @e1berd)
• Add support for numeric-based URIs for new local accounts (mastodon#32724, mastodon#36304, mastodon#36316, and mastodon#36365 by @ClearlyClaire)
• Add default visualizer for audio upload without poster (mastodon#36734 by @ChaosExAnima)
• Add Traditional Mongolian to posting languages (mastodon#36196 by @shimon1024)
• Add example post with manual quote approval policy to dev:populate_sample_data (mastodon#36099 by @ClearlyClaire)
• Add server-side support for handling posts with a quote policy allowing followers to quote (mastodon#36093 and mastodon#36127 by @ClearlyClaire)
• Add schema.org markup to SEO-enabled posts (mastodon#36075 by @Gargron)
• Add migration to fill unset default quote policy based on default post privacy (mastodon#36041 by @ClearlyClaire)
• Add “Posting defaults” setting page, moving existing settings from “Other” (mastodon#35896, mastodon#36033, mastodon#35966, mastodon#35969, and mastodon#36084 by @ClearlyClaire and @diondiondion)
• Added emoji from Twemoji v16 (mastodon#36501 and mastodon#36530 by @ChaosExAnima)
• Add feature to select custom emoji rendering (mastodon#35229, mastodon#35282, mastodon#35253, mastodon#35424, mastodon#35473, mastodon#35483, mastodon#35505, mastodon#35568, mastodon#35605, mastodon#35659, mastodon#35664, mastodon#35739, mastodon#35985, mastodon#36051, mastodon#36071, mastodon#36137, mastodon#36165, mastodon#36248, mastodon#36262, mastodon#36275, mastodon#36293, mastodon#36341, mastodon#36342, mastodon#36366, mastodon#36377, mastodon#36378, mastodon#36385, mastodon#36393, mastodon#36397, mastodon#36403, mastodon#36413, mastodon#36410, mastodon#36454, mastodon#36402, mastodon#36503, mastodon#36502, mastodon#36532, mastodon#36603, mastodon#36409, mastodon#36638 and mastodon#36750 by @ChaosExAnima, @ClearlyClaire and @braddunbar)
  This also completely reworks the processing and rendering of emojis and server-rendered HTML in statuses and other places.
• Add support for exposing conversation context for new public conversations according to FEP-7888 (mastodon#35959 and mastodon#36064 by @ClearlyClaire and @jesseplusplus)
• Add digest re-check before removing followers in synchronization mechanism (mastodon#34273 by @ClearlyClaire)
• Add support for displaying Valkey version on admin dashboard (mastodon#35785 by @ykzts)
• Add delivery failure tracking and handling to FASP jobs (mastodon#35625, mastodon#35628, and mastodon#35723 by @oneiros)
• Add example of quote post with a preview card to development sample data (mastodon#35616 by @ClearlyClaire)
• Add second set of blocked text that applies to accounts regardless of account age for spam-blocking (mastodon#35563 by @ClearlyClaire)

Changed

• Change confirmation dialogs for follow button actions “unfollow”, “unblock”, and “withdraw request” (mastodon#36289 by @diondiondion)
• Change “Follow” button labels (mastodon#36264 by @diondiondion)
• Change appearance settings to introduce new Advanced settings section (mastodon#36496 and mastodon#36506 by @diondiondion)
• Change display of blocked and muted quoted users (mastodon#36619 by @ClearlyClaire)
  This adds blocked_account, blocked_domain and muted_account values to the state attribute of Quote and ShallowQuote REST API entities.
• Change submitting an empty post to show an error rather than failing silently (mastodon#36650 by @diondiondion)
• Change "Privacy and reach" settings from "Public profile" to their own top-level category (mastodon#27294 by @ChaelCodes)
• Change number of times quote verification is retried to better deal with temporary failures (mastodon#36698 by @ClearlyClaire)
• Change display of content warnings in Admin UI (mastodon#35935 by @ThisIsMissEm)
• Change styling of column banners (mastodon#36531 by @ClearlyClaire)
• Change recommended Node version to 24 (LTS) (mastodon#36539 by @renchap)
• Change min. characters required for logged-out account search from 5 to 3 (mastodon#36487 by @Gargron)
• Change browser target to Vite legacy plugin defaults (mastodon#36611 by @larouxn)
• Change index on follows table to improve performance of some queries (mastodon#36374 by @ClearlyClaire)
• Change links to accounts in settings and moderation views to link to local view unless account is suspended (mastodon#36340 by @diondiondion)
• Change redirection for denied registration from web app to sign-in page with error message (mastodon#36384 by @ClearlyClaire)
• Change support for RFC9421 HTTP signatures to be enabled unconditionally (mastodon#36610 by @oneiros)
• Change wording and design of interaction dialog to simplify it (mastodon#36124 by @diondiondion)
• Change dropdown menus to allow disabled items to be focused (mastodon#36078 by @diondiondion)
• Change modal background colours in light mode (mastodon#36069 by @diondiondion)
• Change “Posting defaults” settings page to enforce nobody quote policy for private default visibility (mastodon#36040 by @ClearlyClaire)
• Change description of “Quiet public” (mastodon#36032 by @ClearlyClaire)
• Change “Boost with original visibility” to “Share again with your followers” (mastodon#36035 by @ClearlyClaire)
• Change handling of push subscriptions to automatically delete invalid ones on delivery (mastodon#35987 by @ThisIsMissEm)
• Change design of quote posts in web UI (mastodon#35584 and mastodon#35834 by @Gargron)
• Change auditable accounts to be sorted by username in admin action logs interface (mastodon#35272 by @breadtk)
• Change order of translation restoration and service credit on post card (mastodon#33619 by @colindean)
• Change position of ‘add more’ to be inside table toolbar on reports (mastodon#35963 by @ThisIsMissEm)
• Change docker-compose.yml sidekiq health check to work for both 4.4 and 4.5 (mastodon#36498 by @ClearlyClaire)

Fixed

• Fix relationship not being fetched to evaluate whether to show a quote post (mastodon#36517 by @ClearlyClaire)
• Fix rendering of poll options in status history modal (mastodon#35633 by @ThisIsMissEm)
• Fix “mute” button being displayed to unauthenticated visitors in hashtag dropdown (mastodon#36353 by @mkljczk)
• Fix initially selected language in Rules panel, hide selector when no alternative translations exist (mastodon#36672 by @diondiondion)
• Fix URL comparison for mentions in case of empty path (mastodon#36613 and mastodon#36626 by @ClearlyClaire)
• Fix hashtags not being picked up when full-width hash sign is used (mastodon#36103 and mastodon#36625 by @ClearlyClaire and @Gargron)
• Fix layout of severed relationships when purged events are listed (mastodon#36593 by @mejofi)
• Fix Skeleton placeholders being animated when setting to reduce animations is enabled (mastodon#36716 by @ClearlyClaire)
• Fix vacuum tasks being interrupted by a single batch failure (mastodon#36606 by @Gargron)
• Fix handling of unreachable network error for search services (mastodon#36587 by @mjankowski)
• Fi...

v4.5.0-rc.3

Warning

This is a pre-release! This has not been as widely tested as regular releases, although it is still tested on mastodon.social and some other servers. If you update to this release, you will not be able to safely downgrade to the existing stable releases. You will, however, be able to upgrade to later nightly releases or pre-releases, as well as the upcoming 4.5.0 stable release.

Upgrade overview

This release contains upgrade notes that deviate from the norm:

⚠️ The minimum supported version for Redis has been bumped to 7.0
⚠️ The minimum supported version for PostgreSQL has been bumped to PostgreSQL 14
⚠️ Rolling updates from versions earlier than Mastodon 4.3 are not supported
⚠️ Import jobs from Mastodon versions earlier than Mastodon 4.2 are not supported
ℹ️ Sidekiq has been updated, which may require you to change health check or monitoring code
ℹ️ Requires streaming server restart
ℹ️ Requires database migrations

For more information, view the complete release notes and scroll down to the upgrade instructions section.

Changelog (v4.5.0-rc.3)

Added

• Add confirmation modal when quoting in followers-only, and add logic around quotes and Private Mentions (mastodon#36696 and mastodon#36721 by @ChaosExAnima)

Changed

• Change paste-link-to-quote loading state from generic loading bar to compose placeholder (mastodon#36695 by @ClearlyClaire)
• Change "Privacy and reach" settings from "Public profile" to their own top-level category (mastodon#27294 by @ChaelCodes)
• Change number of times quote verification is retried to better deal with temporary failures (mastodon#36698 by @ClearlyClaire)
• Change status creation API to forbid Private Mentions quoting someone who is not mentioned (mastodon#36689 by @ClearlyClaire)
• Change paste-link-to-quote flow to be disabled when composing Private Mentions (mastodon#36690 by @ClearlyClaire)

Removed

• Remove option to disable access to local topic feeds for logged-in users (mastodon#36703 by @ClearlyClaire)

Fixed

• Fix Skeleton placeholders being animated when setting to reduce animations is enabled (mastodon#36716 by @ClearlyClaire)
• Fix quote dropdown menu item in detailed status view (mastodon#36704 by @ClearlyClaire)
• Fix issuance of quote approval for remote private statuses (mastodon#36693 by @ClearlyClaire)

Changelog (v4.5.0-rc.2)

Changed

• Change submitting an empty post to show an error rather than failing silently (mastodon#36650 by @diondiondion)

Fixed

• Fix initially selected language in Rules panel, hide selector when no alternative translations exist (mastodon#36672 by @diondiondion)
• Fix SMTP configuration with mail 2.9.0 (mastodon#36646 by @ClearlyClaire)

Changelog (v4.5.0-rc.1)

Added

• Add a new server setting to choose the server landing page (mastodon#36588 and mastodon#36602 by @ClearlyClaire and @renchap)
• Add disabled value to server setting for live and topic feeds, as well as user permission to bypass that (mastodon#36563, mastodon#36577, mastodon#36585, and mastodon#36607 by @ClearlyClaire)
• Add support for Update activities on converted object types (mastodon#36322 by @ClearlyClaire)
• Add periodical refresh of threads (mastodon#36547 by @diondiondion)

Changed

• Change display of blocked and muted quoted users (mastodon#36619 by @ClearlyClaire)
  This adds blocked_account, blocked_domain and muted_account values to the state attribute of Quote and ShallowQuote REST API entities.
• Change styling of column banners (mastodon#36531 by @ClearlyClaire)
• Change API behavior of reblogs wrt. quotes for consistency (mastodon#36559 by @ClearlyClaire)
• Change recommended Node version to 24 (LTS) (mastodon#36539 by @renchap)
• Change min. characters required for logged-out account search from 5 to 3 (mastodon#36487 by @Gargron)
• Change browser target to Vite legacy plugin defaults (mastodon#36611 by @larouxn)
• Change new emoji code to be enabled unconditionally (mastodon#36409 by @ChaosExAnima)
• Change support for RFC9421 HTTP signatures to be enabled unconditionally (mastodon#36610 by @oneiros)

Removed

• Remove environment variables to config Fetch All Replies behaviour (mastodon#36627 by @renchap)
• Remove support for PostgreSQL 13 (mastodon#36540 by @renchap)

Fixed

• Fix quote-inline fallback being removed even for legacy quotes with new HTML rewriting code (mastodon#36638 by @ClearlyClaire)
• Fix URL comparison for mentions in case of empty path (mastodon#36613 and mastodon#36626 by @ClearlyClaire)
• Fix web worker import in new emoji code (mastodon#36603 by @ChaosExAnima)
• Fix hashtags not being picked up when full-width hash sign is used (mastodon#36103 and mastodon#36625 by @ClearlyClaire and @Gargron)
• Fix layout of severed relationships when purged events are listed (mastodon#36593 by @mejofi)
• Fix vacuum tasks being interrupted by a single batch failure (mastodon#36606 by @Gargron)
• Fix handling of unreachable network error for search services (mastodon#36587 by @mjankowski)
• Fix "new post highlighting" in threads being applied when navigating between posts (mastodon#36583 by @diondiondion)
• Fix bookmarks export when a bookmarked status is soft-deleted (mastodon#36576 by @ClearlyClaire)
• Fix text overflow alignment for long author names in News (mastodon#36562 by @diondiondion)
• Fix discovery preamble missing word in admin settings (mastodon#36560 by @belatedly)
• Fix scheduled quote posts being posted as non-quote posts (mastodon#36550 by @ClearlyClaire)
• Fix value of quote_approval_policy and quoted_status_id in ScheduledStatus serializer (mastodon#36549 by @ClearlyClaire)

Changelog (v4.5.0-beta.2)

Security

• Fix quote control bypass (GHSA-8h43-rcqj-wpc6)

Added

• Add new "quick boosting" setting (mastodon#36516 and mastodon#36528 by @ClearlyClaire and @diondiondion)
• Add support for displaying of quote posts in Moderator UI (mastodon#35964 by @ThisIsMissEm)
• Added emoji from Twemoji v16 (mastodon#36501 and mastodon#36530 by @ChaosExAnima)

Changed

• Change appearance settings to introduce new Advanced settings section (mastodon#36496 and mastodon#36506 by @diondiondion)
• Change docker-compose.yml sidekiq health check to work for both 4.4 and 4.5 (mastodon#36498 by @ClearlyClaire)
• Change fetch-all-replies to show new replies early if the task takes long to finish (mastodon#36481 by @diondiondion)

Fixed

• Fix unneeded re-renders of status contents with modern_emojis (mastodon#36532 by @ChaosExAnima)
• Fix relationship not being fetched to evaluate whether to show a quote post (mastodon#36517 by @ClearlyClaire)
• Fix emoji picker not centering native emoji (mastodon#36502 by @ChaosExAnima)
• Fix emoji autoplay incorrectly being applied with modern_emojis (mastodon#36503 by @ChaosExAnima)
• Fix pinned hashtag columns fully refreshing unprompted (mastodon#36497 by @ClearlyClaire)
• Fix low-contrast hover colour of alert actions (light theme only) (mastodon#36484 by @diondiondion)

Changelog (v4.5.0-beta.1)

Added

• Add support for allowing and authoring quotes (mastodon#35355, mastodon#35578, mastodon#35614, mastodon#35618, mastodon#35624, mastodon#35626, mastodon#35652, mastodon#35629, mastodon#35665, mastodon#35653, mastodon#35670, mastodon#35677, mastodon#35690, mastodon#35697, mastodon#35689, mastodon#35699, mastodon#35700, mastodon#35701, mastodon#35709, mastodon#35714, mastodon#35713, mastodon#35715, mastodon#35725, mastodon#35749, mastodon#35769, mastodon#35780, mastodon#35762, mastodon#35804, mastodon#35808, mastodon#35805, mastodon#35819, mastodon#35824, mastodon#35828, mastodon#35822, mastodon#35835, mastodon#35865, mastodon#35860, mastodon#35832, mastodon#35891, mastodon#35894, mastodon#35895, mastodon#35820, mastodon#35917, mastodon#35924, mastodon#35925, mastodon#35914, mastodon#35930, mastodon#35941, mastodon#35939, mastodon#35948, mastodon#35955, mastodon#35967, mastodon#35990, mastodon#35991, mastodon#35975, mastodon#35971, mastodon#36002, mastodon#35986, mastodon#36031, mastodon#36034, mastodon#36038, mastodon#36054, mastodon#36052, mastodon#36055, mastodon#36065, mastodon#36068, mastodon#36083, mastodon#36087, mastodon#36080, mastodon#36091, mastodon#36090, mastodon#36118, mastodon#36119, mastodon#36128, mastodon#36094, mastodon#36129, mastodon#36138, mastodon#36132, mastodon#36151, mastodon#36158, mastodon#36171, mastodon#36194, mastodon#36220, mastodon#36169, mastodon#36130, mastodon#36249, mastodon#36153, mastodon#36299, mastodon#36291, mastodon#36301, mastodon#36315, mastodon#36317, mastodon#36364, mastodon#36383, mastodon#36381, mastodon#36459, mastodon#36464, and mastodon#36461 by @ChaosExAnima, @ClearlyClaire, @Lycolia, @diondiondion, and @tribela)
  This includes a revamp of the composer interface.
  See https://blog.joinmastodon.org/2025/09/introducing-quote-posts/ for a user-centric overview of the feature, and https://docs.joinmastodon.org/client/quotes/ for API documentation.
• Add support for fetching and refreshing replies to the web UI (mastodon#35210, mastodon#35496, mastodon#35575, mastodon#35500, mastodon#35577, mastodon#35602, mastodon#35603, mastodon#35654, mastodon#36141, mastodon#36237, mastodon#36172, mastodon#36256, mastodon#36271, mastodon#36334, mastodon#36382, and mastodon#36239 by @ClearlyClaire, @Gargron, and @diondiondion)
• Add ability to block words in usernames (mastodon#35407, mastodon#35655, and mastodon#35806 by @ClearlyClaire and @Gargron)
• Add support for displaying link previews for Admin UI (mastodon#35958 by @ThisIsMissEm)
• Add support for dynamic viewport height (mastodon#36272 by @e1berd)
• Add support for numeric-based URIs for new local accounts (mastodon#32724, mastodon#36304, mastodon#36316, and mastodon#36365 by @ClearlyClaire)
• Add Traditional Mongolian to posting languages (mastodon#36196 by @shimon1024)
• Add example post with manual quote approval policy to dev:populate_sample_data (mastodon#36099 by @ClearlyClaire)
• Add server-side support for handling posts with a quote policy allowing followers to quote (mastodon#36093 and mastodon#36127 by @ClearlyClaire)
• Add schema.org markup to SEO-enabled posts (mastodon#36075 by @Gargron)
• Add migration to fill unset default quote policy based on default post privacy (mastodon#36041 by @ClearlyClaire)
• Add support for exposing conversation context for new public conversations according to FEP-7888 (mastodon#35959 and mastodon#36064 by @ClearlyClaire and @jesseplusplus)
• Add digest re-check before removing followers in synchronization mechanism (mastodon#34273 by @ClearlyClaire)
• Add “Posting defaults” setting page, moving existing settings from “Other” (mastodon#35896, mastodon#36033, mastodon#35966, mastodon#35969, and mastodon#36084 by @ClearlyClaire and @diondiondion)
• Add support for displaying Valkey version on admin dashboard (mastodon#35785 by @ykzts)
• Add delivery failure tracking and handling to FASP jobs (mastodon#35625, mastodon#35628, and mastodon#35723 by @oneiros)
• Add example of quote post with a preview card to development sample data (mastodon#35616 by @ClearlyClaire)
• Add second set of blocked text that applies to accounts regardless of account age for spam-blocking (mastodon#35563 by @ClearlyClaire)
• Add experimental feature to select custom emoji rendering (mastodon#35229, #3...

v4.5.0-rc.2

Warning

This is a pre-release! This has not been as widely tested as regular releases, although it is still tested on mastodon.social and some other servers. If you update to this release, you will not be able to safely downgrade to the existing stable releases. You will, however, be able to upgrade to later nightly releases or pre-releases, as well as the upcoming 4.5.0 stable release.

Upgrade overview

This release contains upgrade notes that deviate from the norm:

⚠️ The minimum supported version for Redis has been bumped to 7.0
⚠️ The minimum supported version for PostgreSQL has been bumped to PostgreSQL 14
⚠️ Rolling updates from versions earlier than Mastodon 4.3 are not supported
⚠️ Import jobs from Mastodon versions earlier than Mastodon 4.2 are not supported
ℹ️ Sidekiq has been updated, which may require you to change health check or monitoring code
ℹ️ Requires streaming server restart
ℹ️ Requires database migrations

For more information, view the complete release notes and scroll down to the upgrade instructions section.

Changelog (v4.5.0-rc.2)

Changed

• Change submitting an empty post to show an error rather than failing silently (mastodon#36650 by @diondiondion)

Fixed

• Fix initially selected language in Rules panel, hide selector when no alternative translations exist (mastodon#36672 by @diondiondion)
• Fix SMTP configuration with mail 2.9.0 (mastodon#36646 by @ClearlyClaire)

Changelog (v4.5.0-rc.1)

Added

• Add a new server setting to choose the server landing page (mastodon#36588 and mastodon#36602 by @ClearlyClaire and @renchap)
• Add disabled value to server setting for live and topic feeds, as well as user permission to bypass that (mastodon#36563, mastodon#36577, mastodon#36585, and mastodon#36607 by @ClearlyClaire)
• Add support for Update activities on converted object types (mastodon#36322 by @ClearlyClaire)
• Add periodical refresh of threads (mastodon#36547 by @diondiondion)

Changed

• Change display of blocked and muted quoted users (mastodon#36619 by @ClearlyClaire)
  This adds blocked_account, blocked_domain and muted_account values to the state attribute of Quote and ShallowQuote REST API entities.
• Change styling of column banners (mastodon#36531 by @ClearlyClaire)
• Change API behavior of reblogs wrt. quotes for consistency (mastodon#36559 by @ClearlyClaire)
• Change recommended Node version to 24 (LTS) (mastodon#36539 by @renchap)
• Change min. characters required for logged-out account search from 5 to 3 (mastodon#36487 by @Gargron)
• Change browser target to Vite legacy plugin defaults (mastodon#36611 by @larouxn)
• Change new emoji code to be enabled unconditionally (mastodon#36409 by @ChaosExAnima)
• Change support for RFC9421 HTTP signatures to be enabled unconditionally (mastodon#36610 by @oneiros)

Removed

• Remove environment variables to config Fetch All Replies behaviour (mastodon#36627 by @renchap)
• Remove support for PostgreSQL 13 (mastodon#36540 by @renchap)

Fixed

• Fix quote-inline fallback being removed even for legacy quotes with new HTML rewriting code (mastodon#36638 by @ClearlyClaire)
• Fix URL comparison for mentions in case of empty path (mastodon#36613 and mastodon#36626 by @ClearlyClaire)
• Fix web worker import in new emoji code (mastodon#36603 by @ChaosExAnima)
• Fix hashtags not being picked up when full-width hash sign is used (mastodon#36103 and mastodon#36625 by @ClearlyClaire and @Gargron)
• Fix layout of severed relationships when purged events are listed (mastodon#36593 by @mejofi)
• Fix vacuum tasks being interrupted by a single batch failure (mastodon#36606 by @Gargron)
• Fix handling of unreachable network error for search services (mastodon#36587 by @mjankowski)
• Fix "new post highlighting" in threads being applied when navigating between posts (mastodon#36583 by @diondiondion)
• Fix bookmarks export when a bookmarked status is soft-deleted (mastodon#36576 by @ClearlyClaire)
• Fix text overflow alignment for long author names in News (mastodon#36562 by @diondiondion)
• Fix discovery preamble missing word in admin settings (mastodon#36560 by @belatedly)
• Fix scheduled quote posts being posted as non-quote posts (mastodon#36550 by @ClearlyClaire)
• Fix value of quote_approval_policy and quoted_status_id in ScheduledStatus serializer (mastodon#36549 by @ClearlyClaire)

Changelog (v4.5.0-beta.2)

Security

• Fix quote control bypass (GHSA-8h43-rcqj-wpc6)

Added

• Add new "quick boosting" setting (mastodon#36516 and mastodon#36528 by @ClearlyClaire and @diondiondion)
• Add support for displaying of quote posts in Moderator UI (mastodon#35964 by @ThisIsMissEm)
• Added emoji from Twemoji v16 (mastodon#36501 and mastodon#36530 by @ChaosExAnima)

Changed

• Change appearance settings to introduce new Advanced settings section (mastodon#36496 and mastodon#36506 by @diondiondion)
• Change docker-compose.yml sidekiq health check to work for both 4.4 and 4.5 (mastodon#36498 by @ClearlyClaire)
• Change fetch-all-replies to show new replies early if the task takes long to finish (mastodon#36481 by @diondiondion)

Fixed

• Fix unneeded re-renders of status contents with modern_emojis (mastodon#36532 by @ChaosExAnima)
• Fix relationship not being fetched to evaluate whether to show a quote post (mastodon#36517 by @ClearlyClaire)
• Fix emoji picker not centering native emoji (mastodon#36502 by @ChaosExAnima)
• Fix emoji autoplay incorrectly being applied with modern_emojis (mastodon#36503 by @ChaosExAnima)
• Fix pinned hashtag columns fully refreshing unprompted (mastodon#36497 by @ClearlyClaire)
• Fix low-contrast hover colour of alert actions (light theme only) (mastodon#36484 by @diondiondion)

Changelog (v4.5.0-beta.1)

Added

• Add support for allowing and authoring quotes (mastodon#35355, mastodon#35578, mastodon#35614, mastodon#35618, mastodon#35624, mastodon#35626, mastodon#35652, mastodon#35629, mastodon#35665, mastodon#35653, mastodon#35670, mastodon#35677, mastodon#35690, mastodon#35697, mastodon#35689, mastodon#35699, mastodon#35700, mastodon#35701, mastodon#35709, mastodon#35714, mastodon#35713, mastodon#35715, mastodon#35725, mastodon#35749, mastodon#35769, mastodon#35780, mastodon#35762, mastodon#35804, mastodon#35808, mastodon#35805, mastodon#35819, mastodon#35824, mastodon#35828, mastodon#35822, mastodon#35835, mastodon#35865, mastodon#35860, mastodon#35832, mastodon#35891, mastodon#35894, mastodon#35895, mastodon#35820, mastodon#35917, mastodon#35924, mastodon#35925, mastodon#35914, mastodon#35930, mastodon#35941, mastodon#35939, mastodon#35948, mastodon#35955, mastodon#35967, mastodon#35990, mastodon#35991, mastodon#35975, mastodon#35971, mastodon#36002, mastodon#35986, mastodon#36031, mastodon#36034, mastodon#36038, mastodon#36054, mastodon#36052, mastodon#36055, mastodon#36065, mastodon#36068, mastodon#36083, mastodon#36087, mastodon#36080, mastodon#36091, mastodon#36090, mastodon#36118, mastodon#36119, mastodon#36128, mastodon#36094, mastodon#36129, mastodon#36138, mastodon#36132, mastodon#36151, mastodon#36158, mastodon#36171, mastodon#36194, mastodon#36220, mastodon#36169, mastodon#36130, mastodon#36249, mastodon#36153, mastodon#36299, mastodon#36291, mastodon#36301, mastodon#36315, mastodon#36317, mastodon#36364, mastodon#36383, mastodon#36381, mastodon#36459, mastodon#36464, and mastodon#36461 by @ChaosExAnima, @ClearlyClaire, @Lycolia, @diondiondion, and @tribela)
  This includes a revamp of the composer interface.
  See https://blog.joinmastodon.org/2025/09/introducing-quote-posts/ for a user-centric overview of the feature, and https://docs.joinmastodon.org/client/quotes/ for API documentation.
• Add support for fetching and refreshing replies to the web UI (mastodon#35210, mastodon#35496, mastodon#35575, mastodon#35500, mastodon#35577, mastodon#35602, mastodon#35603, mastodon#35654, mastodon#36141, mastodon#36237, mastodon#36172, mastodon#36256, mastodon#36271, mastodon#36334, mastodon#36382, and mastodon#36239 by @ClearlyClaire, @Gargron, and @diondiondion)
• Add ability to block words in usernames (mastodon#35407, mastodon#35655, and mastodon#35806 by @ClearlyClaire and @Gargron)
• Add support for displaying link previews for Admin UI (mastodon#35958 by @ThisIsMissEm)
• Add support for dynamic viewport height (mastodon#36272 by @e1berd)
• Add support for numeric-based URIs for new local accounts (mastodon#32724, mastodon#36304, mastodon#36316, and mastodon#36365 by @ClearlyClaire)
• Add Traditional Mongolian to posting languages (mastodon#36196 by @shimon1024)
• Add example post with manual quote approval policy to dev:populate_sample_data (mastodon#36099 by @ClearlyClaire)
• Add server-side support for handling posts with a quote policy allowing followers to quote (mastodon#36093 and mastodon#36127 by @ClearlyClaire)
• Add schema.org markup to SEO-enabled posts (mastodon#36075 by @Gargron)
• Add migration to fill unset default quote policy based on default post privacy (mastodon#36041 by @ClearlyClaire)
• Add support for exposing conversation context for new public conversations according to FEP-7888 (mastodon#35959 and mastodon#36064 by @ClearlyClaire and @jesseplusplus)
• Add digest re-check before removing followers in synchronization mechanism (mastodon#34273 by @ClearlyClaire)
• Add “Posting defaults” setting page, moving existing settings from “Other” (mastodon#35896, mastodon#36033, mastodon#35966, mastodon#35969, and mastodon#36084 by @ClearlyClaire and @diondiondion)
• Add support for displaying Valkey version on admin dashboard (mastodon#35785 by @ykzts)
• Add delivery failure tracking and handling to FASP jobs (mastodon#35625, mastodon#35628, and mastodon#35723 by @oneiros)
• Add example of quote post with a preview card to development sample data (mastodon#35616 by @ClearlyClaire)
• Add second set of blocked text that applies to accounts regardless of account age for spam-blocking (mastodon#35563 by @ClearlyClaire)
• Add experimental feature to select custom emoji rendering (mastodon#35229, mastodon#35282, mastodon#35253, mastodon#35424, mastodon#35473, mastodon#35483, mastodon#35505, mastodon#35568, mastodon#35605, mastodon#35659, mastodon#35664, mastodon#35739, mastodon#35985, mastodon#36051, mastodon#36071, mastodon#36137, mastodon#36165, mastodon#36248, mastodon#36262, mastodon#36275, mastodon#36293, mastodon#36341, mastodon#36342, mastodon#36366, mastodon#36377, mastodon#36378, mastodon#36385, mastodon#36393, mastodon#36397, mastodon#36403, mastodon#36413, mastodon#36410, mastodon#36454, and mastodon#36402 by @ChaosExAnima and @braddunbar)
  This also completely reworks the processing and rendering of emojis and server-rendered HTML in statuses and other places.

Changed

• Change confirmation dialogs for follow button actions “unfollow”, “unblock”, and “withdraw request” (mastodon#36289 by @diondiondion)
• Change “Follow” button labels (mastodon#36264 by @diondiondion)
• Change display of content warnings in Admin UI (mastodon#35935 by @ThisIsMissEm)
• Change index on follows table to improve performance of some queries (mastodon#36374 by @ClearlyClaire)
• Change links to accounts in settings and moderation views to link to local view unless account is suspended (mastodon#36340 by @diondiondion)
• Change timeline_preview setting into four more granular settings (mastodon#36338 and mastodon#36467 by @ClearlyClaire)
• Change wording and design of interaction dialog to simplify it (mastodon#36124 by @diondiondion)
• Change dropdown menus to allow disabled items to be focused (mastodon#36078 b...