* Support for call upgrades. `setLocalVideoMuted()` and `setMicrophoneMuted()` are now `async` and return the new mute state ([\#1827](https://github.com/matrix-org/matrix-js-sdk/pull/1827)). Contributed by [SimonBrandner](https://github.com/SimonBrandner).
* Implement file versioning for tree spaces ([\#1952](https://github.com/matrix-org/matrix-js-sdk/pull/1952)).
* Allow answering calls without audio/video ([\#1950](https://github.com/matrix-org/matrix-js-sdk/pull/1950)). Contributed by [SimonBrandner](https://github.com/SimonBrandner).
* Add `bound` to `IThreepid` ([\#1941](https://github.com/matrix-org/matrix-js-sdk/pull/1941)). Contributed by [SimonBrandner](https://github.com/SimonBrandner).
* Add `trusted_locally` to `TrustInfo` ([\#1942](https://github.com/matrix-org/matrix-js-sdk/pull/1942)). Contributed by [SimonBrandner](https://github.com/SimonBrandner).
* Fix incorrect return value type in getJoinedRooms() ([\#1959](https://github.com/matrix-org/matrix-js-sdk/pull/1959)). Contributed by [psrpinto](https://github.com/psrpinto).
* Make sure to set `callLengthInterval` only once ([\#1958](https://github.com/matrix-org/matrix-js-sdk/pull/1958)). Fixes vector-im/element-web#19221 and vector-im/element-web#19221. Contributed by [SimonBrandner](https://github.com/SimonBrandner).
* Fix event partitioning from non threading ready clients ([\#1948](https://github.com/matrix-org/matrix-js-sdk/pull/1948)).
* Ensure unencrypted fields get exposed by getEffectiveEvent() ([\#1938](https://github.com/matrix-org/matrix-js-sdk/pull/1938)). Fixes vector-im/element-web#19062 and vector-im/element-web#19062.

* Add `getHistoryVisibility()` and `getGuestAccess()` ([\#1940](https://github.com/matrix-org/matrix-js-sdk/pull/1940)). Contributed by [SimonBrandner](https://github.com/SimonBrandner).
* Add `getBuffer()` to `QRCodeData` ([\#1927](https://github.com/matrix-org/matrix-js-sdk/pull/1927)). Contributed by [SimonBrandner](https://github.com/SimonBrandner).
* Added `createDataChannel()` and `CallEvent.DataChannel` to `MatrixCall` for creating and listening for WebRTC datachannels. ([\#1929](https://github.com/matrix-org/matrix-js-sdk/pull/1929)). Contributed by [robertlong](https://github.com/robertlong).
* Add file locking to MSC3089 branches ([\#1909](https://github.com/matrix-org/matrix-js-sdk/pull/1909)).
* Add `hasBeenCancelled` to `VerificationBase` ([\#1915](https://github.com/matrix-org/matrix-js-sdk/pull/1915)). Contributed by [SimonBrandner](https://github.com/SimonBrandner).
* Add `ISasEvent` ([\#1908](https://github.com/matrix-org/matrix-js-sdk/pull/1908)). Contributed by [SimonBrandner](https://github.com/SimonBrandner).
* Count notifications in encrypted rooms client-side ([\#1872](https://github.com/matrix-org/matrix-js-sdk/pull/1872)). Fixes vector-im/element-web#15393 and vector-im/element-web#15393. Contributed by [SimonBrandner](https://github.com/SimonBrandner).
* Exclude opt-in Element performance metrics from encryption ([\#1897](https://github.com/matrix-org/matrix-js-sdk/pull/1897)).
* Fix race on automatic backup restore ([\#1936](https://github.com/matrix-org/matrix-js-sdk/pull/1936)). Fixes vector-im/element-web#17781 and vector-im/element-web#17781.

* Add `getHistoryVisibility()` and `getGuestAccess()` ([\#1940](https://github.com/matrix-org/matrix-js-sdk/pull/1940)). Contributed by [SimonBrandner](https://github.com/SimonBrandner).
* Add `getBuffer()` to `QRCodeData` ([\#1927](https://github.com/matrix-org/matrix-js-sdk/pull/1927)). Contributed by [SimonBrandner](https://github.com/SimonBrandner).
* Added `createDataChannel()` and `CallEvent.DataChannel` to `MatrixCall` for creating and listening for WebRTC datachannels. ([\#1929](https://github.com/matrix-org/matrix-js-sdk/pull/1929)). Contributed by [robertlong](https://github.com/robertlong).
* Add file locking to MSC3089 branches ([\#1909](https://github.com/matrix-org/matrix-js-sdk/pull/1909)).
* Add `hasBeenCancelled` to `VerificationBase` ([\#1915](https://github.com/matrix-org/matrix-js-sdk/pull/1915)). Contributed by [SimonBrandner](https://github.com/SimonBrandner).
* Add `ISasEvent` ([\#1908](https://github.com/matrix-org/matrix-js-sdk/pull/1908)). Contributed by [SimonBrandner](https://github.com/SimonBrandner).
* Count notifications in encrypted rooms client-side ([\#1872](https://github.com/matrix-org/matrix-js-sdk/pull/1872)). Fixes vector-im/element-web#15393 and vector-im/element-web#15393. Contributed by [SimonBrandner](https://github.com/SimonBrandner).
* Exclude opt-in Element performance metrics from encryption ([\#1897](https://github.com/matrix-org/matrix-js-sdk/pull/1897)).
* Fix race on automatic backup restore ([\#1936](https://github.com/matrix-org/matrix-js-sdk/pull/1936)). Fixes vector-im/element-web#17781 and vector-im/element-web#17781.

* [Release] Exclude opt-in Element performance metrics from encryption ([\#1901](https://github.com/matrix-org/matrix-js-sdk/pull/1901)).
* Give `MatrixCall` the capability to emit `LengthChanged` events ([\#1873](https://github.com/matrix-org/matrix-js-sdk/pull/1873)). Contributed by [SimonBrandner](https://github.com/SimonBrandner).
* Improve browser example ([\#1875](https://github.com/matrix-org/matrix-js-sdk/pull/1875)). Contributed by [psrpinto](https://github.com/psrpinto).
* Give `CallFeed` the capability to emit on volume changes ([\#1865](https://github.com/matrix-org/matrix-js-sdk/pull/1865)). Contributed by [SimonBrandner](https://github.com/SimonBrandner).
* Fix verification request cancellation ([\#1871](https://github.com/matrix-org/matrix-js-sdk/pull/1871)).

* Fix a security issue with message key sharing. See https://matrix.org/blog/2021/09/13/vulnerability-disclosure-key-sharing
for details.

* Give `MatrixCall` the capability to emit `LengthChanged` events ([\#1873](https://github.com/matrix-org/matrix-js-sdk/pull/1873)). Contributed by [SimonBrandner](https://github.com/SimonBrandner).
* Improve browser example ([\#1875](https://github.com/matrix-org/matrix-js-sdk/pull/1875)). Contributed by [psrpinto](https://github.com/psrpinto).
* Give `CallFeed` the capability to emit on volume changes ([\#1865](https://github.com/matrix-org/matrix-js-sdk/pull/1865)). Contributed by [SimonBrandner](https://github.com/SimonBrandner).
* Fix verification request cancellation ([\#1871](https://github.com/matrix-org/matrix-js-sdk/pull/1871)).

* Deprecate groups APIs. Groups are no longer supported, only Synapse has support. They are being replaced by Spaces which build off of Rooms and are far more flexible. ([\#1792](https://github.com/matrix-org/matrix-js-sdk/pull/1792)).
* Add method for including extra fields when uploading to a tree space ([\#1850](https://github.com/matrix-org/matrix-js-sdk/pull/1850)).
* Fix broken voice calls, no ringing and broken call notifications ([\#1858](https://github.com/matrix-org/matrix-js-sdk/pull/1858)). Fixes vector-im/element-web#18578 vector-im/element-web#18538 and vector-im/element-web#18578. Contributed by [SimonBrandner](https://github.com/SimonBrandner).
* Revert "Fix glare related regressions" ([\#1857](https://github.com/matrix-org/matrix-js-sdk/pull/1857)).
* Fix glare related regressions ([\#1851](https://github.com/matrix-org/matrix-js-sdk/pull/1851)). Fixes vector-im/element-web#18538 and vector-im/element-web#18538. Contributed by [SimonBrandner](https://github.com/SimonBrandner).
* Fix temporary call messages being handled without call  ([\#1834](https://github.com/matrix-org/matrix-js-sdk/pull/1834)). Contributed by [Palid](https://github.com/Palid).
* Fix conditional on returning file tree spaces ([\#1841](https://github.com/matrix-org/matrix-js-sdk/pull/1841)).

* Deprecate groups APIs. Groups are no longer supported, only Synapse has support. They are being replaced by Spaces which build off of Rooms and are far more flexible. ([\#1792](https://github.com/matrix-org/matrix-js-sdk/pull/1792)).
* Add method for including extra fields when uploading to a tree space ([\#1850](https://github.com/matrix-org/matrix-js-sdk/pull/1850)).
* Fix broken voice calls, no ringing and broken call notifications ([\#1858](https://github.com/matrix-org/matrix-js-sdk/pull/1858)). Fixes vector-im/element-web#18578 vector-im/element-web#18538 and vector-im/element-web#18578. Contributed by [SimonBrandner](https://github.com/SimonBrandner).
* Revert "Fix glare related regressions" ([\#1857](https://github.com/matrix-org/matrix-js-sdk/pull/1857)).
* Fix glare related regressions ([\#1851](https://github.com/matrix-org/matrix-js-sdk/pull/1851)). Fixes vector-im/element-web#18538 and vector-im/element-web#18538. Contributed by [SimonBrandner](https://github.com/SimonBrandner).
* Fix temporary call messages being handled without call  ([\#1834](https://github.com/matrix-org/matrix-js-sdk/pull/1834)). Contributed by [Palid](https://github.com/Palid).
* Fix conditional on returning file tree spaces ([\#1841](https://github.com/matrix-org/matrix-js-sdk/pull/1841)).

* Fix multiple VoIP regressions ([\#1860](https://github.com/matrix-org/matrix-js-sdk/pull/1860)).

* Support for MSC3291: Muting in VoIP calls ([\#1812](https://github.com/matrix-org/matrix-js-sdk/pull/1812)). Contributed by [SimonBrandner](https://github.com/SimonBrandner).
* Support for screen-sharing using multi-stream VoIP (MSC3077) ([\#1685](https://github.com/matrix-org/matrix-js-sdk/pull/1685)). Contributed by [SimonBrandner](https://github.com/SimonBrandner).
* Handle DTMF support ([\#1813](https://github.com/matrix-org/matrix-js-sdk/pull/1813)). Contributed by [SimonBrandner](https://github.com/SimonBrandner).
* [Release] Fix glare related regressions ([\#1854](https://github.com/matrix-org/matrix-js-sdk/pull/1854)). Contributed by [SimonBrandner](https://github.com/SimonBrandner).
* Fix the types in shipped package ([\#1842](https://github.com/matrix-org/matrix-js-sdk/pull/1842)). Fixes vector-im/element-web#18503 and vector-im/element-web#18503.
* Fix error on turning off screensharing ([\#1833](https://github.com/matrix-org/matrix-js-sdk/pull/1833)). Fixes vector-im/element-web#18449. Contributed by [SimonBrandner](https://github.com/SimonBrandner).
* Fix blank profile in join events ([\#1837](https://github.com/matrix-org/matrix-js-sdk/pull/1837)). Fixes vector-im/element-web#18321.
* fix TURN by fixing regression preventing multiple ICE candidates from sending. ([\#1838](https://github.com/matrix-org/matrix-js-sdk/pull/1838)).
* Send `user_hangup` reason if the opponent supports it ([\#1820](https://github.com/matrix-org/matrix-js-sdk/pull/1820)). Fixes vector-im/element-web#18219. Contributed by [SimonBrandner](https://github.com/SimonBrandner).
* Apply hidden char check to rawDisplayName too ([\#1816](https://github.com/matrix-org/matrix-js-sdk/pull/1816)).
* Only clear bit 63 when we create the IV ([\#1819](https://github.com/matrix-org/matrix-js-sdk/pull/1819)).

* Fix the types in shipped package ([\#1842](https://github.com/matrix-org/matrix-js-sdk/pull/1842)). Fixes vector-im/element-web#18503 and vector-im/element-web#18503.

* Support for MSC3291: Muting in VoIP calls ([\#1812](https://github.com/matrix-org/matrix-js-sdk/pull/1812)). Contributed by [SimonBrandner](https://github.com/SimonBrandner).
* Support for screen-sharing using multi-stream VoIP (MSC3077) ([\#1685](https://github.com/matrix-org/matrix-js-sdk/pull/1685)). Contributed by [SimonBrandner](https://github.com/SimonBrandner).
* Handle DTMF support ([\#1813](https://github.com/matrix-org/matrix-js-sdk/pull/1813)). Contributed by [SimonBrandner](https://github.com/SimonBrandner).
* Fix error on turning off screensharing ([\#1833](https://github.com/matrix-org/matrix-js-sdk/pull/1833)). Fixes vector-im/element-web#18449. Contributed by [SimonBrandner](https://github.com/SimonBrandner).
* Fix blank profile in join events ([\#1837](https://github.com/matrix-org/matrix-js-sdk/pull/1837)). Fixes vector-im/element-web#18321.
* fix TURN by fixing regression preventing multiple ICE candidates from sending. ([\#1838](https://github.com/matrix-org/matrix-js-sdk/pull/1838)).
* Send `user_hangup` reason if the opponent supports it ([\#1820](https://github.com/matrix-org/matrix-js-sdk/pull/1820)). Fixes vector-im/element-web#18219. Contributed by [SimonBrandner](https://github.com/SimonBrandner).
* Apply hidden char check to rawDisplayName too ([\#1816](https://github.com/matrix-org/matrix-js-sdk/pull/1816)).
* Only clear bit 63 when we create the IV ([\#1819](https://github.com/matrix-org/matrix-js-sdk/pull/1819)).

* Improve calculateRoomName performances by using Intl.Collator
[\#1801](https://github.com/matrix-org/matrix-js-sdk/pull/1801)
* Switch callEventHandler from listening on `event` to `Room.timeline`
[\#1789](https://github.com/matrix-org/matrix-js-sdk/pull/1789)
* Expose MatrixEvent's internal clearEvent as a function
[\#1784](https://github.com/matrix-org/matrix-js-sdk/pull/1784)
* Clean up Event.clearEvent handling to fix a bug where malformed events with falsey content wouldn't be considered decrypted
[\#1807](https://github.com/matrix-org/matrix-js-sdk/pull/1807)
* Standardise spelling and casing of homeserver, identity server, and integration manager
[\#1782](https://github.com/matrix-org/matrix-js-sdk/pull/1782)

[Full Changelog](https://github.com/matrix-org/matrix-js-sdk/compare/v12.1.0...v12.2.0-rc.1)
* Update ESLint config
[\#1810](https://github.com/matrix-org/matrix-js-sdk/pull/1810)
* Clean up Event.clearEvent handling to fix a bug where malformed events with
falsey content wouldn't be considered decrypted
[\#1807](https://github.com/matrix-org/matrix-js-sdk/pull/1807)
* Update matrix-org-eslint-plugin and tighten max warning limit
[\#1806](https://github.com/matrix-org/matrix-js-sdk/pull/1806)
* Initial MSC3244 support and type cleanup
[\#1745](https://github.com/matrix-org/matrix-js-sdk/pull/1745)
* Functional members
[\#1771](https://github.com/matrix-org/matrix-js-sdk/pull/1771)
* yarn upgrade
[\#1802](https://github.com/matrix-org/matrix-js-sdk/pull/1802)
* Improve calculateRoomName performances by using Intl.Collator
[\#1801](https://github.com/matrix-org/matrix-js-sdk/pull/1801)
* Conform to new typescript eslint rules
[\#1798](https://github.com/matrix-org/matrix-js-sdk/pull/1798)
* Actually print IndexedDB command error if there is one
[\#1799](https://github.com/matrix-org/matrix-js-sdk/pull/1799)
* Update eslint-plugin-matrix-org
[\#1796](https://github.com/matrix-org/matrix-js-sdk/pull/1796)
* Add minimal types for "notification settings" UI
[\#1778](https://github.com/matrix-org/matrix-js-sdk/pull/1778)
* Switch from `url` to URL constructor
[\#1791](https://github.com/matrix-org/matrix-js-sdk/pull/1791)
* Switch callEventHandler from listening on `event` to `Room.timeline`
[\#1789](https://github.com/matrix-org/matrix-js-sdk/pull/1789)
* Contributing guidelines for new changelog generation
[\#1787](https://github.com/matrix-org/matrix-js-sdk/pull/1787)
* Fix link to CONTRIBUTING.md
[\#1786](https://github.com/matrix-org/matrix-js-sdk/pull/1786)
* Use an unstable prefix for MSC2885: Hidden read receipts
[\#1788](https://github.com/matrix-org/matrix-js-sdk/pull/1788)
* Standardise spelling and casing of homeserver, identity server, and
integration manager
[\#1782](https://github.com/matrix-org/matrix-js-sdk/pull/1782)
* Convert CONTRIBUTING to markdown
[\#1785](https://github.com/matrix-org/matrix-js-sdk/pull/1785)
* Use webpack worker-loader instead of homegrown hack
[\#1780](https://github.com/matrix-org/matrix-js-sdk/pull/1780)
* Convert IndexedDB store & worker to Typescript
[\#1779](https://github.com/matrix-org/matrix-js-sdk/pull/1779)
* Expose MatrixEvent's internal clearEvent as a function
[\#1784](https://github.com/matrix-org/matrix-js-sdk/pull/1784)
* Improve and consolidate typing
[\#1777](https://github.com/matrix-org/matrix-js-sdk/pull/1777)

[Full Changelog](https://github.com/matrix-org/matrix-js-sdk/compare/v12.1.0-rc.1...v12.1.0)
* No changes from rc.1

[Full Changelog](https://github.com/matrix-org/matrix-js-sdk/compare/v12.0.1...v12.1.0-rc.1)
* Add VS Code to gitignore
[\#1783](https://github.com/matrix-org/matrix-js-sdk/pull/1783)
* Make `Crypto::inRoomVerificationRequests` public
[\#1781](https://github.com/matrix-org/matrix-js-sdk/pull/1781)
* Call `setEventMetadata()` for filtered `timelineSet`s
[\#1765](https://github.com/matrix-org/matrix-js-sdk/pull/1765)
* Symmetric backup
[\#1775](https://github.com/matrix-org/matrix-js-sdk/pull/1775)
* Attempt to fix megolm key not being in SSSS
[\#1776](https://github.com/matrix-org/matrix-js-sdk/pull/1776)
* Convert SecretStorage to TypeScript
[\#1774](https://github.com/matrix-org/matrix-js-sdk/pull/1774)
* Strip hash from urls being previewed to de-duplicate
[\#1721](https://github.com/matrix-org/matrix-js-sdk/pull/1721)
* Do not generate a lockfile when running in CI
[\#1773](https://github.com/matrix-org/matrix-js-sdk/pull/1773)
* Tidy up secret requesting code
[\#1766](https://github.com/matrix-org/matrix-js-sdk/pull/1766)
* Convert Sync and SyncAccumulator to Typescript
[\#1763](https://github.com/matrix-org/matrix-js-sdk/pull/1763)
* Convert EventTimeline, EventTimelineSet and TimelineWindow to TS
[\#1762](https://github.com/matrix-org/matrix-js-sdk/pull/1762)
* Comply with new member-delimiter-style rule
[\#1764](https://github.com/matrix-org/matrix-js-sdk/pull/1764)
* Do not honor string power levels
[\#1754](https://github.com/matrix-org/matrix-js-sdk/pull/1754)
* Typescriptify some crypto stuffs
[\#1508](https://github.com/matrix-org/matrix-js-sdk/pull/1508)
* Make filterId read/write and optional
[\#1760](https://github.com/matrix-org/matrix-js-sdk/pull/1760)

[Full Changelog](https://github.com/matrix-org/matrix-js-sdk/compare/v12.0.1-rc.1...v12.0.1)
* No changes from rc.1

[Full Changelog](https://github.com/matrix-org/matrix-js-sdk/compare/v12.0.0...v12.0.1-rc.1)
* Fix broken /messages filtering due to internal field changes in
FilterComponent
[\#1759](https://github.com/matrix-org/matrix-js-sdk/pull/1759)
* Convert crypto index to TS
[\#1749](https://github.com/matrix-org/matrix-js-sdk/pull/1749)
* Fix typescript return types for membership update events
[\#1739](https://github.com/matrix-org/matrix-js-sdk/pull/1739)
* Fix types of MatrixEvent sender & target
[\#1753](https://github.com/matrix-org/matrix-js-sdk/pull/1753)
* Add keysharing on invites to File Tree Spaces
[\#1744](https://github.com/matrix-org/matrix-js-sdk/pull/1744)
* Convert Room and RoomState to Typescript
[\#1746](https://github.com/matrix-org/matrix-js-sdk/pull/1746)
* Improve type of IContent msgtype
[\#1752](https://github.com/matrix-org/matrix-js-sdk/pull/1752)
* Add PR template
[\#1747](https://github.com/matrix-org/matrix-js-sdk/pull/1747)
* Add functions to assist in immutability of Event objects
[\#1738](https://github.com/matrix-org/matrix-js-sdk/pull/1738)
* Convert Event Context to TS
[\#1742](https://github.com/matrix-org/matrix-js-sdk/pull/1742)
* Bump lodash from 4.17.20 to 4.17.21
[\#1743](https://github.com/matrix-org/matrix-js-sdk/pull/1743)
* Add invite retries to file trees
[\#1740](https://github.com/matrix-org/matrix-js-sdk/pull/1740)
* Convert IndexedDBStore to TS
[\#1741](https://github.com/matrix-org/matrix-js-sdk/pull/1741)
* Convert additional files to typescript
[\#1736](https://github.com/matrix-org/matrix-js-sdk/pull/1736)

[Full Changelog](https://github.com/matrix-org/matrix-js-sdk/compare/v12.0.0-rc.1...v12.0.0)
* No changes since rc.1

[Full Changelog](https://github.com/matrix-org/matrix-js-sdk/compare/v11.2.0...v12.0.0-rc.1)
* Rework how disambiguation is handled
[\#1730](https://github.com/matrix-org/matrix-js-sdk/pull/1730)
* Fix baseToString for n=0 edge case to match inverse stringToBase
[\#1735](https://github.com/matrix-org/matrix-js-sdk/pull/1735)
* Move various types from the react-sdk to the js-sdk
[\#1734](https://github.com/matrix-org/matrix-js-sdk/pull/1734)
* Unstable implementation of MSC3089: File Trees
[\#1732](https://github.com/matrix-org/matrix-js-sdk/pull/1732)
* Add MSC3230 event type to enum
[\#1729](https://github.com/matrix-org/matrix-js-sdk/pull/1729)
* Add separate reason code for transferred calls
[\#1731](https://github.com/matrix-org/matrix-js-sdk/pull/1731)
* Use sendonly for call hold
[\#1728](https://github.com/matrix-org/matrix-js-sdk/pull/1728)
* Stop breeding sync listeners
[\#1727](https://github.com/matrix-org/matrix-js-sdk/pull/1727)
* Fix semicolons in TS files
[\#1724](https://github.com/matrix-org/matrix-js-sdk/pull/1724)
* [BREAKING] Convert MatrixClient to TypeScript
[\#1718](https://github.com/matrix-org/matrix-js-sdk/pull/1718)
* Factor out backup management to a separate module
[\#1697](https://github.com/matrix-org/matrix-js-sdk/pull/1697)
* Ignore power_levels events with unknown state_key on room-state
initialization
[\#1723](https://github.com/matrix-org/matrix-js-sdk/pull/1723)
* Revert 1579 (Fix extra negotiate message in Firefox)
[\#1725](https://github.com/matrix-org/matrix-js-sdk/pull/1725)