Pull Requests matrix-org/matrix-spec-proposals

MSC4427: Custom banners for user profiles proposal client-server kind:feature needs-implementation

#4427 opened 2026-02-25 22:49 by cyrneko

MSC4426: User Status Profile Fields improvement proposal client-server kind:feature needs-implementation proposal-in-review

#4426 opened 2026-02-25 13:44 by anoadragon453

MSC4425: Ephemeral media proposal s2s client-server kind:maintenance needs-implementation

#4425 opened 2026-02-24 19:22 by turt2live

MSC4423: Undefine order of room directory proposal s2s client-server kind:maintenance

#4423 opened 2026-02-17 20:57 by turt2live

MSC4421: Standardize the spec on US English proposal meta kind:maintenance needs-implementation

#4421 opened 2026-02-17 11:04 by Johennes

MSC4420: Duplicate one-time key error response for /keys/upload e2e proposal client-server kind:maintenance needs-implementation

#4420 opened 2026-02-17 08:33 by Johennes

MSC4418: Make `destination` a required server authentication field proposal s2s kind:maintenance

#4418 opened 2026-02-14 19:01 by velikopter

MSC4417: URL Previews via Appservices proposal application services kind:feature needs-implementation

#4417 opened 2026-02-12 11:24 by Half-Shot

MSC4416: Optionally requiring policy server signatures in a room requires-room-version proposal s2s room-spec unassigned-room-version kind:core needs-implementation safety

#4416 opened 2026-02-06 00:41 by turt2live

MSC4414: Design decision - Errors proposal meta kind:core

#4414 opened 2026-02-03 20:37 by turt2live

MSC4413: remove `private` join_rule proposal client-server kind:maintenance needs-implementation

#4413 opened 2026-02-02 17:09 by ara4n

MSC4412: Widget Base postMessage API proposal client-server kind:feature widgets implementation-needs-checking

#4412 opened 2026-02-02 09:17 by dbkr

MSC4411: Widget State Event proposal client-server kind:feature widgets needs-implementation

#4411 opened 2026-01-30 16:04 by toger5

MSC4409: Clarify thumbnailing behavior in E2EE e2e proposal client-server kind:maintenance needs-implementation

#4409 opened 2026-01-23 15:00 by stefanceriu

MSC4407: Sticky Events (widget-api) proposal kind:maintenance widgets needs-implementation

#4407 opened 2026-01-21 16:13 by toger5

MSC4406: `M_SENDER_IGNORED` error code proposal client-server kind:maintenance needs-implementation

#4406 opened 2026-01-21 14:33 by nexy7574

MSC4405: Deprecate the emoji method for SAS verification e2e proposal client-server kind:maintenance needs-implementation

#4405 opened 2026-01-20 21:26 by uhoreg

MSC4403: Forbid `event_id` on PDUs received over federation requires-room-version proposal s2s room-spec unassigned-room-version kind:maintenance needs-implementation

#4403 opened 2026-01-15 18:38 by velikopter

MSC4402: Consistent redirects for .well-known-files proposal s2s client-server kind:maintenance needs-implementation

#4402 opened 2026-01-15 15:57 by derhagen

MSC4401: Publishing client capabilities via profiles proposal client-server kind:feature needs-implementation

#4401 opened 2026-01-15 14:57 by Johennes

MSC4400: Remove the depth field from PDUs requires-room-version proposal s2s room-spec unassigned-room-version kind:maintenance needs-implementation

#4400 opened 2026-01-14 22:44 by velikopter

MSC4397: Tags as spaces proposal client-server kind:maintenance needs-implementation

#4397 opened 2026-01-07 15:44 by ara4n

[WIP] MSC4396: Inline linked media proposal s2s client-server needs-implementation safety

#4396 opened 2026-01-06 23:17 by turt2live

MSC4392: Encrypted reactions and replies e2e proposal kind:maintenance needs-implementation

#4392 opened 2025-12-26 19:23 by tulir

MSC4391: Simplified in-room bot commands proposal client-server kind:feature implementation-needs-checking

#4391 opened 2025-12-24 19:16 by Gnuxie

MSC4390: Room Blocking API proposal client-server kind:feature needs-implementation safety

#4390 opened 2025-12-17 22:31 by nexy7574

MSC4389: Image ordering within packs proposal client-server kind:maintenance

#4389 opened 2025-12-13 13:52 by tulir

MSC4388: Secure out-of-band channel for sign in with QR proposal client-server kind:core needs-implementation

#4388 opened 2025-12-10 17:29 by hughns

MSC4387: `M_SAFETY` error code proposal s2s client-server kind:core needs-implementation safety

#4387 opened 2025-12-09 22:00 by turt2live

MSC4386: Automatically sharing secrets after device verification e2e proposal client-server kind:feature needs-implementation proposal-in-review

#4386 opened 2025-12-08 21:17 by uhoreg