diff --git a/CONTRIBUTING.md b/CONTRIBUTING.md
index fd7b0f121..2c58cdfc9 100644
--- a/CONTRIBUTING.md
+++ b/CONTRIBUTING.md
@@ -126,7 +126,7 @@ ### Are you willing to share account details if needed?
 While these steps won't necessarily ensure that no misuse of the account takes place, these are still some good practices to follow.
 
 - Look for people with `Member` (maintainers of the project) or `Contributor` (people who have previously contributed code) tag on their messages.
-- Change the password before sharing the account to something random (use [this](https://passwordsgenerator.net/) if you don't have a random password generator).
+- Change the password before sharing the account to something random.
 - Change the password after receiving the account back.
 
 ### Is the website primarily used for piracy?
diff --git a/CONTRIBUTORS b/CONTRIBUTORS
index ba23b66dc..f20b4ce17 100644
--- a/CONTRIBUTORS
+++ b/CONTRIBUTORS
@@ -784,3 +784,12 @@ eason1478
 ceandreasen
 chauhantirth
 helpimnotdrowning
+adamralph
+averageFOSSenjoyer
+bubo
+flanter21
+Georift
+moonshinerd
+R0hanW
+ShockedPlot7560
+swayll
diff --git a/Changelog.md b/Changelog.md
index 5a5c18cf3..7205b95aa 100644
--- a/Changelog.md
+++ b/Changelog.md
@@ -4,6 +4,97 @@ # Changelog
 # To create a release, dispatch the https://github.com/yt-dlp/yt-dlp/actions/workflows/release.yml workflow on master
 -->
 
+### 2025.07.21
+
+#### Important changes
+- **Default behaviour changed from `--mtime` to `--no-mtime`**
+yt-dlp no longer applies the server modified time to downloaded files by default. [Read more](https://github.com/yt-dlp/yt-dlp/issues/12780)
+- Security: [[CVE-2025-54072](https://nvd.nist.gov/vuln/detail/CVE-2025-54072)] [Fix `--exec` placeholder expansion on Windows](https://github.com/yt-dlp/yt-dlp/security/advisories/GHSA-45hg-7f49-5h56)
+    - When `--exec` is used on Windows, the filepath expanded from `{}` (or the default placeholder) is now properly escaped
+
+#### Core changes
+- [Allow extractors to designate formats/subtitles for impersonation](https://github.com/yt-dlp/yt-dlp/commit/32809eb2da92c649e540a5b714f6235036026161) ([#13778](https://github.com/yt-dlp/yt-dlp/issues/13778)) by [bashonly](https://github.com/bashonly) (With fixes in [3e49bc8](https://github.com/yt-dlp/yt-dlp/commit/3e49bc8a1bdb4109b857f2c361c358e86fa63405), [2ac3eb9](https://github.com/yt-dlp/yt-dlp/commit/2ac3eb98373d1c31341c5e918c83872c7ff409c6))
+- [Don't let format testing alter the return code](https://github.com/yt-dlp/yt-dlp/commit/4919051e447c7f8ae9df8ba5c4208b6b5c04915a) ([#13767](https://github.com/yt-dlp/yt-dlp/issues/13767)) by [bashonly](https://github.com/bashonly)
+- [Fix `--exec` placeholder expansion on Windows](https://github.com/yt-dlp/yt-dlp/commit/959ac99e98c3215437e573c22d64be42d361e863) by [Grub4K](https://github.com/Grub4K)
+- [No longer enable `--mtime` by default](https://github.com/yt-dlp/yt-dlp/commit/f3008bc5f89d2691f2f8dfc51b406ef4e25281c3) ([#12781](https://github.com/yt-dlp/yt-dlp/issues/12781)) by [seproDev](https://github.com/seproDev)
+- [Warn when skipping formats](https://github.com/yt-dlp/yt-dlp/commit/1f27a9f8baccb9105f2476154557540efe09a937) ([#13090](https://github.com/yt-dlp/yt-dlp/issues/13090)) by [bashonly](https://github.com/bashonly)
+- **jsinterp**
+    - [Cache undefined variable names](https://github.com/yt-dlp/yt-dlp/commit/b342d27f3f82d913976509ddf5bff539ad8567ec) ([#13639](https://github.com/yt-dlp/yt-dlp/issues/13639)) by [bashonly](https://github.com/bashonly) (With fixes in [805519b](https://github.com/yt-dlp/yt-dlp/commit/805519bfaa7cb5443912dfe45ac774834ba65a16))
+    - [Fix variable scoping](https://github.com/yt-dlp/yt-dlp/commit/b6328ca05030d815222b25d208cc59a964623bf9) ([#13639](https://github.com/yt-dlp/yt-dlp/issues/13639)) by [bashonly](https://github.com/bashonly), [seproDev](https://github.com/seproDev)
+- **utils**
+    - `mimetype2ext`: [Always parse `flac` from `audio/flac`](https://github.com/yt-dlp/yt-dlp/commit/b8abd255e454acbe0023cdb946f9eb461ced7eeb) ([#13748](https://github.com/yt-dlp/yt-dlp/issues/13748)) by [bashonly](https://github.com/bashonly)
+    - `unified_timestamp`: [Return `int` values](https://github.com/yt-dlp/yt-dlp/commit/6be26626f7cfa71d28e0fac2861eb04758810c5d) ([#13796](https://github.com/yt-dlp/yt-dlp/issues/13796)) by [doe1080](https://github.com/doe1080)
+    - `urlhandle_detect_ext`: [Use `x-amz-meta-file-type` headers](https://github.com/yt-dlp/yt-dlp/commit/28bf46b7dafe2e241137763bf570a2f91ba8a53a) ([#13749](https://github.com/yt-dlp/yt-dlp/issues/13749)) by [bashonly](https://github.com/bashonly)
+
+#### Extractor changes
+- [Add `_search_nextjs_v13_data` helper](https://github.com/yt-dlp/yt-dlp/commit/5245231e4a39ecd5595d4337d46d85e150e2430a) ([#13398](https://github.com/yt-dlp/yt-dlp/issues/13398)) by [bashonly](https://github.com/bashonly) (With fixes in [b5fea53](https://github.com/yt-dlp/yt-dlp/commit/b5fea53f2099bed41ba1b17ab0ac87c8dba5a5ec))
+- [Detect invalid m3u8 playlist data](https://github.com/yt-dlp/yt-dlp/commit/e99c0b838a9c5feb40c0dcd291bd7b8620b8d36d) ([#13601](https://github.com/yt-dlp/yt-dlp/issues/13601)) by [Grub4K](https://github.com/Grub4K)
+- **10play**: [Support new site domain](https://github.com/yt-dlp/yt-dlp/commit/790c286ce3e0b534ca2d8f6648ced220d888f139) ([#13611](https://github.com/yt-dlp/yt-dlp/issues/13611)) by [Georift](https://github.com/Georift)
+- **9gag**: [Support browser impersonation](https://github.com/yt-dlp/yt-dlp/commit/0b359b184dee0c7052be482857bf562de67e4928) ([#13678](https://github.com/yt-dlp/yt-dlp/issues/13678)) by [bashonly](https://github.com/bashonly)
+- **aenetworks**: [Support new URL formats](https://github.com/yt-dlp/yt-dlp/commit/5f951ce929b56a822514f1a02cc06af030855ec7) ([#13747](https://github.com/yt-dlp/yt-dlp/issues/13747)) by [bashonly](https://github.com/bashonly)
+- **archive.org**: [Fix extractor](https://github.com/yt-dlp/yt-dlp/commit/d42a6ff0c4ca8893d722ff4e0c109aecbf4cc7cf) ([#13706](https://github.com/yt-dlp/yt-dlp/issues/13706)) by [rdamas](https://github.com/rdamas)
+- **bandaichannel**: [Remove extractor](https://github.com/yt-dlp/yt-dlp/commit/23e9389f936ec5236a87815b8576e5ce567b2f77) ([#13152](https://github.com/yt-dlp/yt-dlp/issues/13152)) by [doe1080](https://github.com/doe1080)
+- **bandcamp**: [Extract tags](https://github.com/yt-dlp/yt-dlp/commit/f9dff95cb1c138913011417b3bba020c0a691bba) ([#13480](https://github.com/yt-dlp/yt-dlp/issues/13480)) by [WouterGordts](https://github.com/WouterGordts)
+- **bellmedia**: [Remove extractor](https://github.com/yt-dlp/yt-dlp/commit/6fb3947c0dc6d0e3eab5077c5bada8402f47a277) ([#13429](https://github.com/yt-dlp/yt-dlp/issues/13429)) by [doe1080](https://github.com/doe1080)
+- **bilibili**: [Pass newer user-agent with API requests](https://github.com/yt-dlp/yt-dlp/commit/d3edc5d52a7159eda2331dbc7e14bf40a6585c81) ([#13736](https://github.com/yt-dlp/yt-dlp/issues/13736)) by [c-basalt](https://github.com/c-basalt)
+- **bilibilibangumi**
+    - [Fix extractor](https://github.com/yt-dlp/yt-dlp/commit/b15aa8d77257b86fa44c9a42a615dfe47ac5b3b7) ([#13800](https://github.com/yt-dlp/yt-dlp/issues/13800)) by [bashonly](https://github.com/bashonly)
+    - [Fix geo-block detection](https://github.com/yt-dlp/yt-dlp/commit/884f35d54a64f1e6e7be49459842f573fc3a2701) ([#13667](https://github.com/yt-dlp/yt-dlp/issues/13667)) by [bashonly](https://github.com/bashonly)
+- **blackboardcollaborate**: [Support subtitles and authwalled videos](https://github.com/yt-dlp/yt-dlp/commit/dcc4cba39e2a79d3efce16afa28dbe245468489f) ([#12473](https://github.com/yt-dlp/yt-dlp/issues/12473)) by [flanter21](https://github.com/flanter21)
+- **btvplus**: [Add extractor](https://github.com/yt-dlp/yt-dlp/commit/3ae61e0f313dd03a09060abc7a212775c3717818) ([#13541](https://github.com/yt-dlp/yt-dlp/issues/13541)) by [bubo](https://github.com/bubo)
+- **ctv**: [Remove extractor](https://github.com/yt-dlp/yt-dlp/commit/9f54ea38984788811773ca2ceaca73864acf0e8a) ([#13429](https://github.com/yt-dlp/yt-dlp/issues/13429)) by [doe1080](https://github.com/doe1080)
+- **dangalplay**: [Support other login regions](https://github.com/yt-dlp/yt-dlp/commit/09982bc33e2f1f9a1ff66e6738df44f15b36f6a6) ([#13768](https://github.com/yt-dlp/yt-dlp/issues/13768)) by [bashonly](https://github.com/bashonly)
+- **francetv**: [Improve error handling](https://github.com/yt-dlp/yt-dlp/commit/ade876efb31d55d3394185ffc56942fdc8d325cc) ([#13726](https://github.com/yt-dlp/yt-dlp/issues/13726)) by [bashonly](https://github.com/bashonly)
+- **hotstar**
+    - [Fix support for free accounts](https://github.com/yt-dlp/yt-dlp/commit/07d1d85f6387e4bdb107096f0131c7054f078bb9) ([#13700](https://github.com/yt-dlp/yt-dlp/issues/13700)) by [chauhantirth](https://github.com/chauhantirth)
+    - [Improve error handling](https://github.com/yt-dlp/yt-dlp/commit/7e0af2b1f0c3edb688603b022f3a9ca0bfdf75e9) ([#13727](https://github.com/yt-dlp/yt-dlp/issues/13727)) by [bashonly](https://github.com/bashonly) (With fixes in [ef103b2](https://github.com/yt-dlp/yt-dlp/commit/ef103b2d115bd0e880f9cfd2f7dd705f48e4b40d))
+- **joqrag**: [Remove extractor](https://github.com/yt-dlp/yt-dlp/commit/6d39c420f7774562a106d90253e2ed5b75036321) ([#13152](https://github.com/yt-dlp/yt-dlp/issues/13152)) by [doe1080](https://github.com/doe1080)
+- **limelight**: [Remove extractors](https://github.com/yt-dlp/yt-dlp/commit/5d693446e882931618c40c99bb593f0b87b30eb9) ([#13267](https://github.com/yt-dlp/yt-dlp/issues/13267)) by [doe1080](https://github.com/doe1080)
+- **lrtradio**: [Fix extractor](https://github.com/yt-dlp/yt-dlp/commit/b4b4486effdcb96bb6b8148171a49ff579b69a4a) ([#13717](https://github.com/yt-dlp/yt-dlp/issues/13717)) by [Pawka](https://github.com/Pawka)
+- **mir24.tv**: [Add extractor](https://github.com/yt-dlp/yt-dlp/commit/7b4c96e0898db048259ef5fdf12ed14e3605dce3) ([#13651](https://github.com/yt-dlp/yt-dlp/issues/13651)) by [swayll](https://github.com/swayll)
+- **mixlr**: [Add extractors](https://github.com/yt-dlp/yt-dlp/commit/0f33950c778331bf4803c76e8b0ba1862df93431) ([#13561](https://github.com/yt-dlp/yt-dlp/issues/13561)) by [seproDev](https://github.com/seproDev), [ShockedPlot7560](https://github.com/ShockedPlot7560)
+- **mlbtv**: [Make formats downloadable with ffmpeg](https://github.com/yt-dlp/yt-dlp/commit/87e3dc8c7f78929d2ef4f4a44e6a567e04cd8226) ([#13761](https://github.com/yt-dlp/yt-dlp/issues/13761)) by [bashonly](https://github.com/bashonly)
+- **newspicks**: [Fix extractor](https://github.com/yt-dlp/yt-dlp/commit/2aaf1aa71d174700859c9ec1a81109b78e34961c) ([#13612](https://github.com/yt-dlp/yt-dlp/issues/13612)) by [doe1080](https://github.com/doe1080)
+- **nhkradiru**: [Fix metadata extraction](https://github.com/yt-dlp/yt-dlp/commit/7c49a937887756efcfa162abdcf17e48c244cb0c) ([#12708](https://github.com/yt-dlp/yt-dlp/issues/12708)) by [garret1317](https://github.com/garret1317)
+- **noovo**: [Remove extractor](https://github.com/yt-dlp/yt-dlp/commit/d57a0b5aa78d59324b037d37492fe86aa4fbf58a) ([#13429](https://github.com/yt-dlp/yt-dlp/issues/13429)) by [doe1080](https://github.com/doe1080)
+- **patreon**: campaign: [Fix extractor](https://github.com/yt-dlp/yt-dlp/commit/d88b304d44c599d81acfa4231502270c8b9fe2f8) ([#13712](https://github.com/yt-dlp/yt-dlp/issues/13712)) by [bashonly](https://github.com/bashonly)
+- **playerfm**: [Add extractor](https://github.com/yt-dlp/yt-dlp/commit/1a8474c3ca6dbe51bb153b2b8eef7b9a61fa7dc3) ([#13016](https://github.com/yt-dlp/yt-dlp/issues/13016)) by [R0hanW](https://github.com/R0hanW)
+- **rai**: [Fix formats extraction](https://github.com/yt-dlp/yt-dlp/commit/c8329fc572903eeed7edad1642773b2268b71a62) ([#13572](https://github.com/yt-dlp/yt-dlp/issues/13572)) by [moonshinerd](https://github.com/moonshinerd), [seproDev](https://github.com/seproDev)
+- **raisudtirol**: [Support alternative domain](https://github.com/yt-dlp/yt-dlp/commit/85c3fa1925a9057ef4ae8af682686d5b3eb8e568) ([#13718](https://github.com/yt-dlp/yt-dlp/issues/13718)) by [barsnick](https://github.com/barsnick)
+- **skeb**: [Rework extractor](https://github.com/yt-dlp/yt-dlp/commit/060c6a4501a0b8a92f1b9c12788f556d902c83c6) ([#13593](https://github.com/yt-dlp/yt-dlp/issues/13593)) by [doe1080](https://github.com/doe1080)
+- **soundcloud**: [Always extract original format extension](https://github.com/yt-dlp/yt-dlp/commit/c1ac543c8166ff031d62e340b3244ca8556e3fb9) ([#13746](https://github.com/yt-dlp/yt-dlp/issues/13746)) by [bashonly](https://github.com/bashonly)
+- **sproutvideo**: [Fix extractor](https://github.com/yt-dlp/yt-dlp/commit/0b41746964e1d0470ac286ce09408940a3a51147) ([#13610](https://github.com/yt-dlp/yt-dlp/issues/13610)) by [bashonly](https://github.com/bashonly)
+- **thehighwire**: [Add extractor](https://github.com/yt-dlp/yt-dlp/commit/3a84be9d1660ef798ea28f929a20391bef6afda4) ([#13505](https://github.com/yt-dlp/yt-dlp/issues/13505)) by [swayll](https://github.com/swayll)
+- **twitch**: [Improve error handling](https://github.com/yt-dlp/yt-dlp/commit/422cc8cb2ff2bd3b4c2bc64e23507b7e6f522c35) ([#13618](https://github.com/yt-dlp/yt-dlp/issues/13618)) by [bashonly](https://github.com/bashonly)
+- **unitednationswebtv**: [Add extractor](https://github.com/yt-dlp/yt-dlp/commit/630f3389c33f0f7f6ec97e8917d20aeb4e4078da) ([#13538](https://github.com/yt-dlp/yt-dlp/issues/13538)) by [averageFOSSenjoyer](https://github.com/averageFOSSenjoyer)
+- **vimeo**
+    - [Fix extractor](https://github.com/yt-dlp/yt-dlp/commit/a5d697f62d8be78ffd472acb2f52c8bc32833003) ([#13692](https://github.com/yt-dlp/yt-dlp/issues/13692)) by [bashonly](https://github.com/bashonly)
+    - [Handle age-restricted videos](https://github.com/yt-dlp/yt-dlp/commit/a6db1d297ab40cc346de24aacbeab93112b2f4e1) ([#13719](https://github.com/yt-dlp/yt-dlp/issues/13719)) by [bashonly](https://github.com/bashonly)
+- **youtube**
+    - [Do not require PO Token for premium accounts](https://github.com/yt-dlp/yt-dlp/commit/5b57b72c1a7c6bd249ffcebdf5630761ec664c10) ([#13640](https://github.com/yt-dlp/yt-dlp/issues/13640)) by [coletdjnz](https://github.com/coletdjnz)
+    - [Ensure context params are consistent for web clients](https://github.com/yt-dlp/yt-dlp/commit/6e5bee418bc108565108153fd745c8e7a59f16dd) ([#13701](https://github.com/yt-dlp/yt-dlp/issues/13701)) by [coletdjnz](https://github.com/coletdjnz)
+    - [Extract global nsig helper functions](https://github.com/yt-dlp/yt-dlp/commit/fca94ac5d63ed6578b5cd9c8129d97a8a713c39a) ([#13639](https://github.com/yt-dlp/yt-dlp/issues/13639)) by [bashonly](https://github.com/bashonly), [seproDev](https://github.com/seproDev)
+    - [Fix subtitles extraction](https://github.com/yt-dlp/yt-dlp/commit/0e68332bcb9fba87c42805b7a051eeb2bed36206) ([#13659](https://github.com/yt-dlp/yt-dlp/issues/13659)) by [bashonly](https://github.com/bashonly)
+    - [Log bad playability statuses of player responses](https://github.com/yt-dlp/yt-dlp/commit/aa9f1f4d577e99897ac16cd19d4e217d688ea75d) ([#13647](https://github.com/yt-dlp/yt-dlp/issues/13647)) by [coletdjnz](https://github.com/coletdjnz)
+    - [Use impersonation for downloading subtitles](https://github.com/yt-dlp/yt-dlp/commit/8820101aa3152e5f4811541c645f8b5de231ba8c) ([#13786](https://github.com/yt-dlp/yt-dlp/issues/13786)) by [bashonly](https://github.com/bashonly)
+    - tab: [Fix subscriptions feed extraction](https://github.com/yt-dlp/yt-dlp/commit/c23d837b6524d1e7a4595948871ba1708cba4dfa) ([#13665](https://github.com/yt-dlp/yt-dlp/issues/13665)) by [bashonly](https://github.com/bashonly)
+
+#### Downloader changes
+- **hls**: [Do not fall back to ffmpeg when native is required](https://github.com/yt-dlp/yt-dlp/commit/a7113722ec33f30fc898caee9242af2b82188a53) ([#13655](https://github.com/yt-dlp/yt-dlp/issues/13655)) by [bashonly](https://github.com/bashonly)
+
+#### Networking changes
+- **Request Handler**
+    - requests
+        - [Refactor default headers](https://github.com/yt-dlp/yt-dlp/commit/a4561c7a66c39d88efe7ae51e7fa1986faf093fb) ([#13785](https://github.com/yt-dlp/yt-dlp/issues/13785)) by [bashonly](https://github.com/bashonly)
+        - [Work around partial read dropping data](https://github.com/yt-dlp/yt-dlp/commit/c2ff2dbaec7929015373fe002e9bd4849931a4ce) ([#13599](https://github.com/yt-dlp/yt-dlp/issues/13599)) by [Grub4K](https://github.com/Grub4K) (With fixes in [c316416](https://github.com/yt-dlp/yt-dlp/commit/c316416b972d1b05e58fbcc21e80428b900ce102))
+
+#### Misc. changes
+- **cleanup**
+    - [Bump ruff to 0.12.x](https://github.com/yt-dlp/yt-dlp/commit/ca5cce5b07d51efe7310b449cdefeca8d873e9df) ([#13596](https://github.com/yt-dlp/yt-dlp/issues/13596)) by [seproDev](https://github.com/seproDev)
+    - Miscellaneous: [9951fdd](https://github.com/yt-dlp/yt-dlp/commit/9951fdd0d08b655cb1af8cd7f32a3fb7e2b1324e) by [adamralph](https://github.com/adamralph), [bashonly](https://github.com/bashonly), [doe1080](https://github.com/doe1080), [hseg](https://github.com/hseg), [InvalidUsernameException](https://github.com/InvalidUsernameException), [seproDev](https://github.com/seproDev)
+- **devscripts**: [Fix filename/directory Bash completions](https://github.com/yt-dlp/yt-dlp/commit/99093e96fd6a26dea9d6e4bd1e4b16283b6ad1ee) ([#13620](https://github.com/yt-dlp/yt-dlp/issues/13620)) by [barsnick](https://github.com/barsnick)
+- **test**: download: [Support `playlist_maxcount`](https://github.com/yt-dlp/yt-dlp/commit/fd36b8f31bafbd8096bdb92a446a0c9c6081209c) ([#13433](https://github.com/yt-dlp/yt-dlp/issues/13433)) by [InvalidUsernameException](https://github.com/InvalidUsernameException)
+
 ### 2025.06.30
 
 #### Core changes
diff --git a/README.md b/README.md
index 925ebd8c5..f1d119317 100644
--- a/README.md
+++ b/README.md
@@ -277,7 +277,7 @@ # USAGE AND OPTIONS
 <!-- MANPAGE: BEGIN EXCLUDED SECTION -->
     yt-dlp [OPTIONS] [--] URL [URL...]
 
-`Ctrl+F` is your friend :D
+Tip: Use `CTRL`+`F` (or `Command`+`F`)  to search by keywords
 <!-- MANPAGE: END EXCLUDED SECTION -->
 
 <!-- Auto generated -->
@@ -639,9 +639,9 @@ ## Filesystem Options:
     --no-part                       Do not use .part files - write directly into
                                     output file
     --mtime                         Use the Last-modified header to set the file
-                                    modification time (default)
+                                    modification time
     --no-mtime                      Do not use the Last-modified header to set
-                                    the file modification time
+                                    the file modification time (default)
     --write-description             Write video description to a .description file
     --no-write-description          Do not write video description (default)
     --write-info-json               Write video metadata to a .info.json file
@@ -1902,8 +1902,8 @@ #### tver
 * `backend`: Backend API to use for extraction - one of `streaks` (default) or `brightcove` (deprecated)
 
 #### vimeo
-* `client`: Client to extract video data from. One of `android` (default), `ios` or `web`. The `ios` client only works with previously cached OAuth tokens. The `web` client only works when authenticated with credentials or account cookies
-* `original_format_policy`: Policy for when to try extracting original formats. One of `always`, `never`, or `auto`. The default `auto` policy tries to avoid exceeding the API rate-limit by only making an extra request when Vimeo publicizes the video's downloadability
+* `client`: Client to extract video data from. The currently available clients are `android`, `ios`, and `web`. Only one client can be used. The `android` client is used by default. If account cookies or credentials are used for authentication, then the `web` client is used by default. The `web` client only works with authentication. The `ios` client only works with previously cached OAuth tokens
+* `original_format_policy`: Policy for when to try extracting original formats. One of `always`, `never`, or `auto`. The default `auto` policy tries to avoid exceeding the web client's API rate-limit by only making an extra request when Vimeo publicizes the video's downloadability
 
 **Note**: These options may be changed/removed in the future without concern for backward compatibility
 
diff --git a/devscripts/changelog_override.json b/devscripts/changelog_override.json
index d7296bf30..c22ea94bf 100644
--- a/devscripts/changelog_override.json
+++ b/devscripts/changelog_override.json
@@ -262,5 +262,15 @@
     {
         "action": "remove",
         "when": "500761e41acb96953a5064e951d41d190c287e46"
+    },
+    {
+        "action": "add",
+        "when": "f3008bc5f89d2691f2f8dfc51b406ef4e25281c3",
+        "short": "[priority] **Default behaviour changed from `--mtime` to `--no-mtime`**\nyt-dlp no longer applies the server modified time to downloaded files by default. [Read more](https://github.com/yt-dlp/yt-dlp/issues/12780)"
+    },
+    {
+        "action": "add",
+        "when": "959ac99e98c3215437e573c22d64be42d361e863",
+        "short": "[priority] Security: [[CVE-2025-54072](https://nvd.nist.gov/vuln/detail/CVE-2025-54072)] [Fix `--exec` placeholder expansion on Windows](https://github.com/yt-dlp/yt-dlp/security/advisories/GHSA-45hg-7f49-5h56)\n    - When `--exec` is used on Windows, the filepath expanded from `{}` (or the default placeholder) is now properly escaped"
     }
 ]
diff --git a/supportedsites.md b/supportedsites.md
index 8e48135d2..3e0bef4bc 100644
--- a/supportedsites.md
+++ b/supportedsites.md
@@ -133,7 +133,6 @@ # Supported sites
  - **BaiduVideo**: 百度视频
  - **BanBye**
  - **BanByeChannel**
- - **bandaichannel**
  - **Bandcamp**
  - **Bandcamp:album**
  - **Bandcamp:user**
@@ -157,7 +156,6 @@ # Supported sites
  - **Beeg**
  - **BehindKink**: (**Currently broken**)
  - **Bellator**
- - **BellMedia**
  - **BerufeTV**
  - **Bet**: (**Currently broken**)
  - **bfi:player**: (**Currently broken**)
@@ -197,6 +195,7 @@ # Supported sites
  - **BitChute**
  - **BitChuteChannel**
  - **BlackboardCollaborate**
+ - **BlackboardCollaborateLaunch**
  - **BleacherReport**: (**Currently broken**)
  - **BleacherReportCMS**: (**Currently broken**)
  - **blerp**
@@ -225,6 +224,7 @@ # Supported sites
  - **Brilliantpala:Elearn**: [*brilliantpala*](## "netrc machine") VoD on elearn.brilliantpala.org
  - **bt:article**: Bergens Tidende Articles
  - **bt:vestlendingen**: Bergens Tidende - Vestlendingen
+ - **BTVPlus**
  - **Bundesliga**
  - **Bundestag**
  - **BunnyCdn**
@@ -317,7 +317,6 @@ # Supported sites
  - **CSpan**: C-SPAN
  - **CSpanCongress**
  - **CtsNews**: 華視新聞
- - **CTV**
  - **CTVNews**
  - **cu.ntv.co.jp**: 日テレ無料TADA!
  - **CultureUnplugged**
@@ -652,7 +651,6 @@ # Supported sites
  - **jiosaavn:​show:playlist**
  - **jiosaavn:song**
  - **Joj**
- - **JoqrAg**: 超!A&G+ 文化放送 (f.k.a. AGQR) Nippon Cultural Broadcasting, Inc. (JOQR)
  - **Jove**
  - **JStream**
  - **JTBC**: jtbc.co.kr
@@ -723,9 +721,6 @@ # Supported sites
  - **life:embed**
  - **likee**
  - **likee:user**
- - **limelight**
- - **limelight:channel**
- - **limelight:channel_list**
  - **LinkedIn**: [*linkedin*](## "netrc machine")
  - **linkedin:events**: [*linkedin*](## "netrc machine")
  - **linkedin:learning**: [*linkedin*](## "netrc machine")
@@ -807,6 +802,7 @@ # Supported sites
  - **minds:channel**
  - **minds:group**
  - **Minoto**
+ - **mir24.tv**
  - **mirrativ**
  - **mirrativ:user**
  - **MirrorCoUK**
@@ -817,6 +813,8 @@ # Supported sites
  - **mixcloud**
  - **mixcloud:playlist**
  - **mixcloud:user**
+ - **Mixlr**
+ - **MixlrRecoring**
  - **MLB**
  - **MLBArticle**
  - **MLBTV**: [*mlb*](## "netrc machine")
@@ -973,7 +971,6 @@ # Supported sites
  - **NoicePodcast**
  - **NonkTube**
  - **NoodleMagazine**
- - **Noovo**
  - **NOSNLArticle**
  - **Nova**: TN.cz, Prásk.tv, Nova.cz, Novaplus.cz, FANDA.tv, Krásná.cz and Doma.cz
  - **NovaEmbed**
@@ -1097,6 +1094,7 @@ # Supported sites
  - **Platzi**: [*platzi*](## "netrc machine")
  - **PlatziCourse**: [*platzi*](## "netrc machine")
  - **player.sky.it**
+ - **PlayerFm**
  - **playeur**
  - **PlayPlusTV**: [*playplustv*](## "netrc machine")
  - **PlaySuisse**: [*playsuisse*](## "netrc machine")
@@ -1472,11 +1470,12 @@ # Supported sites
  - **Tempo**
  - **TennisTV**: [*tennistv*](## "netrc machine")
  - **TF1**
- - **TFO**
+ - **TFO**: (**Currently broken**)
  - **theatercomplextown:ppv**: [*theatercomplextown*](## "netrc machine")
  - **theatercomplextown:vod**: [*theatercomplextown*](## "netrc machine")
  - **TheGuardianPodcast**
  - **TheGuardianPodcastPlaylist**
+ - **TheHighWire**
  - **TheHoleTv**
  - **TheIntercept**
  - **ThePlatform**
@@ -1544,8 +1543,8 @@ # Supported sites
  - **tv2playseries.hu**
  - **TV4**: tv4.se and tv4play.se
  - **TV5MONDE**
- - **tv5unis**
- - **tv5unis:video**
+ - **tv5unis**: (**Currently broken**)
+ - **tv5unis:video**: (**Currently broken**)
  - **tv8.it**
  - **tv8.it:live**: TV8 Live
  - **tv8.it:playlist**: TV8 Playlist
@@ -1600,6 +1599,7 @@ # Supported sites
  - **UlizaPortal**: ulizaportal.jp
  - **umg:de**: Universal Music Deutschland
  - **Unistra**
+ - **UnitedNationsWebTv**
  - **Unity**: (**Currently broken**)
  - **uol.com.br**
  - **uplynk**
diff --git a/test/test_download.py b/test/test_download.py
index c7842735c..1714cb52e 100755
--- a/test/test_download.py
+++ b/test/test_download.py
@@ -66,10 +66,6 @@ def _file_md5(fn):
 
 @is_download_test
 class TestDownload(unittest.TestCase):
-    # Parallel testing in nosetests. See
-    # http://nose.readthedocs.org/en/latest/doc_tests/test_multiprocess/multiprocess.html
-    _multiprocess_shared_ = True
-
     maxDiff = None
 
     COMPLETED_TESTS = {}
diff --git a/yt_dlp/YoutubeDL.py b/yt_dlp/YoutubeDL.py
index 68074a562..76fd18c33 100644
--- a/yt_dlp/YoutubeDL.py
+++ b/yt_dlp/YoutubeDL.py
@@ -529,6 +529,7 @@ class YoutubeDL:
                        discontinuities such as ad breaks (default: False)
     extractor_args:    A dictionary of arguments to be passed to the extractors.
                        See "EXTRACTOR ARGUMENTS" for details.
+                       Argument values must always be a list of string(s).
                        E.g. {'youtube': {'skip': ['dash', 'hls']}}
     mark_watched:      Mark videos watched (even with --simulate). Only for YouTube
 
@@ -3232,15 +3233,6 @@ def dl(self, name, info, subtitle=False, test=False):
         else:
             params = self.params
 
-        impersonate = info.pop('impersonate', None)
-        # Do not override --impersonate with extractor-specified impersonation
-        if params.get('impersonate') is None:
-            available_target, requested_targets = self._parse_impersonate_targets(impersonate)
-            if available_target:
-                info['impersonate'] = available_target
-            elif requested_targets:
-                self.report_warning(self._unavailable_targets_message(requested_targets), only_once=True)
-
         fd = get_suitable_downloader(info, params, to_stdout=(name == '-'))(self, params)
         if not test:
             for ph in self._progress_hooks:
@@ -3716,6 +3708,8 @@ def filter_fn(obj):
                 return {k: filter_fn(v) for k, v in obj.items() if not reject(k, v)}
             elif isinstance(obj, (list, tuple, set, LazyList)):
                 return list(map(filter_fn, obj))
+            elif isinstance(obj, ImpersonateTarget):
+                return str(obj)
             elif obj is None or isinstance(obj, (str, int, float, bool)):
                 return obj
             else:
diff --git a/yt_dlp/downloader/common.py b/yt_dlp/downloader/common.py
index bb9303f8a..7bc70a51a 100644
--- a/yt_dlp/downloader/common.py
+++ b/yt_dlp/downloader/common.py
@@ -495,3 +495,14 @@ def _debug_cmd(self, args, exe=None):
             exe = os.path.basename(args[0])
 
         self.write_debug(f'{exe} command line: {shell_quote(args)}')
+
+    def _get_impersonate_target(self, info_dict):
+        impersonate = info_dict.get('impersonate')
+        if impersonate is None:
+            return None
+        available_target, requested_targets = self.ydl._parse_impersonate_targets(impersonate)
+        if available_target:
+            return available_target
+        elif requested_targets:
+            self.report_warning(self.ydl._unavailable_targets_message(requested_targets))
+        return None
diff --git a/yt_dlp/downloader/http.py b/yt_dlp/downloader/http.py
index 073860f6f..c388deb7e 100644
--- a/yt_dlp/downloader/http.py
+++ b/yt_dlp/downloader/http.py
@@ -28,8 +28,9 @@ def real_download(self, filename, info_dict):
         url = info_dict['url']
         request_data = info_dict.get('request_data', None)
         request_extensions = {}
-        if info_dict.get('impersonate') is not None:
-            request_extensions['impersonate'] = info_dict['impersonate']
+        impersonate_target = self._get_impersonate_target(info_dict)
+        if impersonate_target is not None:
+            request_extensions['impersonate'] = impersonate_target
 
         class DownloadContext(dict):
             __getattr__ = dict.get
diff --git a/yt_dlp/extractor/bilibili.py b/yt_dlp/extractor/bilibili.py
index 0c6535fc7..2846702f6 100644
--- a/yt_dlp/extractor/bilibili.py
+++ b/yt_dlp/extractor/bilibili.py
@@ -175,6 +175,13 @@ def _download_playinfo(self, bvid, cid, headers=None, query=None):
         else:
             note = f'Downloading video formats for cid {cid}'
 
+        # TODO: remove this patch once utils.networking.random_user_agent() is updated, see #13735
+        # playurl requests carrying old UA will be rejected
+        headers = {
+            'User-Agent': f'Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/{random.randint(118,138)}.0.0.0 Safari/537.36',
+            **(headers or {}),
+        }
+
         return self._download_json(
             'https://api.bilibili.com/x/player/wbi/playurl', bvid,
             query=self._sign_wbi(params, bvid), headers=headers, note=note)['data']
@@ -353,7 +360,7 @@ class BiliBiliIE(BilibiliBaseIE):
             'id': 'BV1bK411W797',
             'title': '物语中的人物是如何吐槽自己的OP的',
         },
-        'playlist_count': 18,
+        'playlist_count': 23,
         'playlist': [{
             'info_dict': {
                 'id': 'BV1bK411W797_p1',
@@ -373,6 +380,7 @@ class BiliBiliIE(BilibiliBaseIE):
                 '_old_archive_ids': ['bilibili 498159642_part1'],
             },
         }],
+        'params': {'playlist_items': '2'},
     }, {
         'note': 'Specific page of Anthology',
         'url': 'https://www.bilibili.com/video/BV1bK411W797?p=1',
@@ -899,13 +907,26 @@ def _real_extract(self, url):
                 'Extracting episode', query={'fnval': 12240, 'ep_id': episode_id},
                 headers=headers))
 
-        geo_blocked = traverse_obj(play_info, (
-            ('result', ('raw', 'data')), 'plugins',
-            lambda _, v: v['name'] == 'AreaLimitPanel',
-            'config', 'is_block', {bool}, any))
-        premium_only = play_info.get('code') == -10403
+        # play_info can be structured in at least three different ways, e.g.:
+        # 1.) play_info['result']['video_info'] and play_info['code']
+        # 2.) play_info['raw']['data']['video_info'] and play_info['code']
+        # 3.) play_info['data']['result']['video_info'] and play_info['data']['code']
+        # So we need to transform any of the above into a common structure
+        status_code = play_info.get('code')
+        if 'raw' in play_info:
+            play_info = play_info['raw']
+        if 'data' in play_info:
+            play_info = play_info['data']
+        if status_code is None:
+            status_code = play_info.get('code')
+        if 'result' in play_info:
+            play_info = play_info['result']
 
-        video_info = traverse_obj(play_info, (('result', ('raw', 'data')), 'video_info', {dict}, any)) or {}
+        geo_blocked = traverse_obj(play_info, (
+            'plugins', lambda _, v: v['name'] == 'AreaLimitPanel', 'config', 'is_block', {bool}, any))
+        premium_only = status_code == -10403
+
+        video_info = traverse_obj(play_info, ('video_info', {dict})) or {}
         formats = self.extract_formats(video_info)
 
         if not formats:
@@ -915,8 +936,8 @@ def _real_extract(self, url):
                 self.raise_login_required('This video is for premium members only')
 
         if traverse_obj(play_info, ((
-            ('result', 'play_check', 'play_detail'),  # 'PLAY_PREVIEW' vs 'PLAY_WHOLE'
-            (('result', ('raw', 'data')), 'play_video_type'),  # 'preview' vs 'whole' vs 'none'
+            ('play_check', 'play_detail'),  # 'PLAY_PREVIEW' vs 'PLAY_WHOLE' vs 'PLAY_NONE'
+            'play_video_type',              # 'preview' vs 'whole' vs 'none'
         ), any, {lambda x: x in ('PLAY_PREVIEW', 'preview')})):
             self.report_warning(
                 'Only preview format is available, '
@@ -1002,6 +1023,7 @@ class BiliBiliBangumiMediaIE(BilibiliBaseIE):
                 'thumbnail': r're:^https?://.*\.(jpg|jpeg|png)$',
             },
         }],
+        'params': {'playlist_items': '2'},
     }]
 
     def _real_extract(self, url):
@@ -1057,6 +1079,7 @@ class BiliBiliBangumiSeasonIE(BilibiliBaseIE):
                 'thumbnail': r're:^https?://.*\.(jpg|jpeg|png)$',
             },
         }],
+        'params': {'playlist_items': '2'},
     }]
 
     def _real_extract(self, url):
@@ -1847,7 +1870,7 @@ class BilibiliAudioIE(BilibiliAudioBaseIE):
             'thumbnail': r're:^https?://.+\.jpg',
             'timestamp': 1564836614,
             'upload_date': '20190803',
-            'uploader': 'tsukimi-つきみぐー',
+            'uploader': '十六夜tsukimiつきみぐ',
             'view_count': int,
         },
     }
@@ -1902,10 +1925,10 @@ class BilibiliAudioAlbumIE(BilibiliAudioBaseIE):
         'url': 'https://www.bilibili.com/audio/am10624',
         'info_dict': {
             'id': '10624',
-            'title': '每日新曲推荐（每日11:00更新）',
+            'title': '新曲推荐',
             'description': '每天11:00更新，为你推送最新音乐',
         },
-        'playlist_count': 19,
+        'playlist_count': 16,
     }
 
     def _real_extract(self, url):
diff --git a/yt_dlp/extractor/common.py b/yt_dlp/extractor/common.py
index 8a914abf0..4a4b5416d 100644
--- a/yt_dlp/extractor/common.py
+++ b/yt_dlp/extractor/common.py
@@ -397,6 +397,8 @@ class InfoExtractor:
     chapters:       A list of dictionaries, with the following entries:
                         * "start_time" - The start time of the chapter in seconds
                         * "end_time" - The end time of the chapter in seconds
+                                       (optional: core code can determine this value from
+                                       the next chapter's start_time or the video's duration)
                         * "title" (optional, string)
     heatmap:        A list of dictionaries, with the following entries:
                         * "start_time" - The start time of the data point in seconds
@@ -411,7 +413,8 @@ class InfoExtractor:
                     'unlisted' or 'public'. Use 'InfoExtractor._availability'
                     to set it
     media_type:     The type of media as classified by the site, e.g. "episode", "clip", "trailer"
-    _old_archive_ids: A list of old archive ids needed for backward compatibility
+    _old_archive_ids: A list of old archive ids needed for backward
+                   compatibility. Use yt_dlp.utils.make_archive_id to generate ids
     _format_sort_fields: A list of fields to use for sorting formats
     __post_extractor: A function to be called just before the metadata is
                     written to either disk, logger or console. The function
diff --git a/yt_dlp/extractor/hotstar.py b/yt_dlp/extractor/hotstar.py
index b280fb53a..2ae527a59 100644
--- a/yt_dlp/extractor/hotstar.py
+++ b/yt_dlp/extractor/hotstar.py
@@ -42,6 +42,7 @@ class HotStarBaseIE(InfoExtractor):
     }
 
     def _has_active_subscription(self, cookies, server_time):
+        server_time = int_or_none(server_time) or int(time.time())
         expiry = traverse_obj(cookies, (
             self._TOKEN_NAME, 'value', {jwt_decode_hs256}, 'sub', {json.loads},
             'subscriptions', 'in', ..., 'expiry', {parse_iso8601}, all, {max})) or 0
diff --git a/yt_dlp/extractor/mirrativ.py b/yt_dlp/extractor/mirrativ.py
index 4e24371a2..36a736a21 100644
--- a/yt_dlp/extractor/mirrativ.py
+++ b/yt_dlp/extractor/mirrativ.py
@@ -18,7 +18,7 @@ class MirrativIE(MirrativBaseIE):
     IE_NAME = 'mirrativ'
     _VALID_URL = r'https?://(?:www\.)?mirrativ\.com/live/(?P<id>[^/?#&]+)'
 
-    TESTS = [{
+    _TESTS = [{
         'url': 'https://mirrativ.com/live/UQomuS7EMgHoxRHjEhNiHw',
         'info_dict': {
             'id': 'UQomuS7EMgHoxRHjEhNiHw',
diff --git a/yt_dlp/extractor/newspicks.py b/yt_dlp/extractor/newspicks.py
index 5f19eed98..25be3c720 100644
--- a/yt_dlp/extractor/newspicks.py
+++ b/yt_dlp/extractor/newspicks.py
@@ -18,7 +18,6 @@ class NewsPicksIE(InfoExtractor):
             'title': '日本の課題を破壊せよ【ゲスト：成田悠輔】',
             'cast': 'count:4',
             'description': 'md5:09397aad46d6ded6487ff13f138acadf',
-            'duration': 2940,
             'release_date': '20220117',
             'release_timestamp': 1642424400,
             'series': 'HORIE ONE',
@@ -35,7 +34,6 @@ class NewsPicksIE(InfoExtractor):
             'title': '【検証】専門家は、KADOKAWAをどう見るか',
             'cast': 'count:3',
             'description': 'md5:2c2d4bf77484a4333ec995d676f9a91d',
-            'duration': 1320,
             'release_date': '20240622',
             'release_timestamp': 1719088080,
             'series': 'NPレポート',
diff --git a/yt_dlp/extractor/patreon.py b/yt_dlp/extractor/patreon.py
index 2c1436cac..9038b4a7f 100644
--- a/yt_dlp/extractor/patreon.py
+++ b/yt_dlp/extractor/patreon.py
@@ -19,7 +19,7 @@
     url_or_none,
     urljoin,
 )
-from ..utils.traversal import traverse_obj, value
+from ..utils.traversal import require, traverse_obj, value
 
 
 class PatreonBaseIE(InfoExtractor):
@@ -462,7 +462,7 @@ class PatreonCampaignIE(PatreonBaseIE):
     _VALID_URL = r'''(?x)
         https?://(?:www\.)?patreon\.com/(?:
             (?:m|api/campaigns)/(?P<campaign_id>\d+)|
-            (?:c/)?(?P<vanity>(?!creation[?/]|posts/|rss[?/])[\w-]+)
+            (?:cw?/)?(?P<vanity>(?!creation[?/]|posts/|rss[?/])[\w-]+)
         )(?:/posts)?/?(?:$|[?#])'''
     _TESTS = [{
         'url': 'https://www.patreon.com/dissonancepod/',
@@ -531,6 +531,28 @@ class PatreonCampaignIE(PatreonBaseIE):
             'age_limit': 0,
         },
         'playlist_mincount': 331,
+        'skip': 'Channel removed',
+    }, {
+        # next.js v13 data, see https://github.com/yt-dlp/yt-dlp/issues/13622
+        'url': 'https://www.patreon.com/c/anythingelse/posts',
+        'info_dict': {
+            'id': '9631148',
+            'title': 'Anything Else?',
+            'description': 'md5:2ee1db4aed2f9460c2b295825a24aa08',
+            'uploader': 'dan ',
+            'uploader_id': '13852412',
+            'uploader_url': 'https://www.patreon.com/anythingelse',
+            'channel': 'Anything Else?',
+            'channel_id': '9631148',
+            'channel_url': 'https://www.patreon.com/anythingelse',
+            'channel_follower_count': int,
+            'age_limit': 0,
+            'thumbnail': r're:https?://.+/.+',
+        },
+        'playlist_mincount': 151,
+    }, {
+        'url': 'https://www.patreon.com/cw/anythingelse',
+        'only_matching': True,
     }, {
         'url': 'https://www.patreon.com/c/OgSog/posts',
         'only_matching': True,
@@ -572,8 +594,11 @@ def _real_extract(self, url):
         campaign_id, vanity = self._match_valid_url(url).group('campaign_id', 'vanity')
         if campaign_id is None:
             webpage = self._download_webpage(url, vanity, headers={'User-Agent': self.patreon_user_agent})
-            campaign_id = self._search_nextjs_data(
-                webpage, vanity)['props']['pageProps']['bootstrapEnvelope']['pageBootstrap']['campaign']['data']['id']
+            campaign_id = traverse_obj(self._search_nextjs_data(webpage, vanity, default=None), (
+                'props', 'pageProps', 'bootstrapEnvelope', 'pageBootstrap', 'campaign', 'data', 'id', {str}))
+            if not campaign_id:
+                campaign_id = traverse_obj(self._search_nextjs_v13_data(webpage, vanity), (
+                    lambda _, v: v['type'] == 'campaign', 'id', {str}, any, {require('campaign ID')}))
 
         params = {
             'json-api-use-default-includes': 'false',
diff --git a/yt_dlp/extractor/skeb.py b/yt_dlp/extractor/skeb.py
index bc5ec3da7..70111d094 100644
--- a/yt_dlp/extractor/skeb.py
+++ b/yt_dlp/extractor/skeb.py
@@ -1,140 +1,118 @@
 from .common import InfoExtractor
-from ..utils import ExtractorError, determine_ext, parse_qs, traverse_obj
+from ..networking.exceptions import HTTPError
+from ..utils import (
+    ExtractorError,
+    clean_html,
+    int_or_none,
+    str_or_none,
+    url_or_none,
+)
+from ..utils.traversal import traverse_obj
 
 
 class SkebIE(InfoExtractor):
-    _VALID_URL = r'https?://skeb\.jp/@[^/]+/works/(?P<id>\d+)'
-
+    _VALID_URL = r'https?://skeb\.jp/@(?P<uploader_id>[^/?#]+)/works/(?P<id>\d+)'
     _TESTS = [{
         'url': 'https://skeb.jp/@riiru_wm/works/10',
         'info_dict': {
             'id': '466853',
-            'title': '内容はおまかせします！ by 姫ノ森りぃる@一周年',
-            'description': 'md5:1ec50901efc3437cfbfe3790468d532d',
-            'uploader': '姫ノ森りぃる@一周年',
-            'uploader_id': 'riiru_wm',
-            'age_limit': 0,
-            'tags': [],
-            'url': r're:https://skeb.+',
-            'thumbnail': r're:https://skeb.+',
-            'subtitles': {
-                'jpn': [{
-                    'url': r're:https://skeb.+',
-                    'ext': 'vtt',
-                }],
-            },
-            'width': 720,
-            'height': 405,
-            'duration': 313,
-            'fps': 30,
             'ext': 'mp4',
+            'title': '10-1',
+            'description': 'md5:1ec50901efc3437cfbfe3790468d532d',
+            'duration': 313,
+            'genres': ['video'],
+            'thumbnail': r're:https?://.+',
+            'uploader': '姫ノ森りぃる@ひとづま',
+            'uploader_id': 'riiru_wm',
         },
     }, {
         'url': 'https://skeb.jp/@furukawa_nob/works/3',
         'info_dict': {
             'id': '489408',
-            'title': 'いつもお世話になってお... by 古川ノブ@音楽とVlo...',
-            'description': 'md5:5adc2e41d06d33b558bf7b1faeb7b9c2',
-            'uploader': '古川ノブ@音楽とVlogのVtuber',
-            'uploader_id': 'furukawa_nob',
-            'age_limit': 0,
-            'tags': [
-                'よろしく', '大丈夫', 'お願い', 'でした',
-                '是非', 'O', 'バー', '遊び', 'おはよう',
-                'オーバ', 'ボイス',
-            ],
-            'url': r're:https://skeb.+',
-            'thumbnail': r're:https://skeb.+',
-            'subtitles': {
-                'jpn': [{
-                    'url': r're:https://skeb.+',
-                    'ext': 'vtt',
-                }],
-            },
-            'duration': 98,
             'ext': 'mp3',
-            'vcodec': 'none',
-            'abr': 128,
+            'title': '3-1',
+            'description': 'md5:6de1f8f876426a6ac321c123848176a8',
+            'duration': 98,
+            'genres': ['voice'],
+            'tags': 'count:11',
+            'thumbnail': r're:https?://.+',
+            'uploader': '古川ノブ@宮城の動画勢Vtuber',
+            'uploader_id': 'furukawa_nob',
         },
     }, {
-        'url': 'https://skeb.jp/@mollowmollow/works/6',
+        'url': 'https://skeb.jp/@Rizu_panda_cube/works/626',
         'info_dict': {
-            'id': '6',
-            'title': 'ヒロ。\n\n私のキャラク... by 諸々',
-            'description': 'md5:aa6cbf2ba320b50bce219632de195f07',
-            '_type': 'playlist',
-            'entries': [{
-                'id': '486430',
-                'title': 'ヒロ。\n\n私のキャラク... by 諸々',
-                'description': 'md5:aa6cbf2ba320b50bce219632de195f07',
-            }, {
-                'id': '486431',
-                'title': 'ヒロ。\n\n私のキャラク... by 諸々',
-            }],
+            'id': '626',
+            'description': 'md5:834557b39ca56960c5f77dd6ddabe775',
+            'uploader': 'りづ100億%',
+            'uploader_id': 'Rizu_panda_cube',
+            'tags': 'count:57',
+            'genres': ['video'],
         },
+        'playlist_count': 2,
+        'expected_warnings': ['Skipping unsupported extension'],
     }]
 
-    def _real_extract(self, url):
-        video_id = self._match_id(url)
-        nuxt_data = self._search_nuxt_data(self._download_webpage(url, video_id), video_id)
+    def _call_api(self, uploader_id, work_id):
+        return self._download_json(
+            f'https://skeb.jp/api/users/{uploader_id}/works/{work_id}', work_id, headers={
+                'Accept': 'application/json',
+                'Authorization': 'Bearer null',
+            })
 
-        parent = {
-            'id': video_id,
-            'title': nuxt_data.get('title'),
-            'description': nuxt_data.get('description'),
-            'uploader': traverse_obj(nuxt_data, ('creator', 'name')),
-            'uploader_id': traverse_obj(nuxt_data, ('creator', 'screen_name')),
-            'age_limit': 18 if nuxt_data.get('nsfw') else 0,
-            'tags': nuxt_data.get('tag_list'),
+    def _real_extract(self, url):
+        uploader_id, work_id = self._match_valid_url(url).group('uploader_id', 'id')
+        try:
+            works = self._call_api(uploader_id, work_id)
+        except ExtractorError as e:
+            if not isinstance(e.cause, HTTPError) or e.cause.status != 429:
+                raise
+            webpage = e.cause.response.read().decode()
+            value = self._search_regex(
+                r'document\.cookie\s*=\s*["\']request_key=([^;"\']+)', webpage, 'request key')
+            self._set_cookie('skeb.jp', 'request_key', value)
+            works = self._call_api(uploader_id, work_id)
+
+        info = {
+            'uploader_id': uploader_id,
+            **traverse_obj(works, {
+                'age_limit': ('nsfw', {bool}, {lambda x: 18 if x else None}),
+                'description': (('source_body', 'body'), {clean_html}, filter, any),
+                'genres': ('genre', {str}, filter, all, filter),
+                'tags': ('tag_list', ..., {str}, filter, all, filter),
+                'uploader': ('creator', 'name', {str}),
+            }),
         }
 
         entries = []
-        for item in nuxt_data.get('previews') or []:
-            vid_url = item.get('url')
-            given_ext = traverse_obj(item, ('information', 'extension'))
-            preview_ext = determine_ext(vid_url, default_ext=None)
-            if not preview_ext:
-                content_disposition = parse_qs(vid_url)['response-content-disposition'][0]
-                preview_ext = self._search_regex(
-                    r'filename="[^"]+\.([^\.]+?)"', content_disposition,
-                    'preview file extension', fatal=False, group=1)
-            if preview_ext not in ('mp4', 'mp3'):
+        for idx, preview in enumerate(traverse_obj(works, ('previews', lambda _, v: url_or_none(v['url']))), 1):
+            ext = traverse_obj(preview, ('information', 'extension', {str}))
+            if ext not in ('mp3', 'mp4'):
+                self.report_warning(f'Skipping unsupported extension "{ext}"')
                 continue
-            if not vid_url or not item.get('id'):
-                continue
-            width, height = traverse_obj(item, ('information', 'width')), traverse_obj(item, ('information', 'height'))
-            if width is not None and height is not None:
-                # the longest side is at most 720px for non-client viewers
-                max_size = max(width, height)
-                width, height = (x * 720 // max_size for x in (width, height))
+
             entries.append({
-                **parent,
-                'id': str(item['id']),
-                'url': vid_url,
-                'thumbnail': item.get('poster_url'),
+                'ext': ext,
+                'title': f'{work_id}-{idx}',
                 'subtitles': {
-                    'jpn': [{
-                        'url': item.get('vtt_url'),
+                    'ja': [{
                         'ext': 'vtt',
+                        'url': preview['vtt_url'],
                     }],
-                } if item.get('vtt_url') else None,
-                'width': width,
-                'height': height,
-                'duration': traverse_obj(item, ('information', 'duration')),
-                'fps': traverse_obj(item, ('information', 'frame_rate')),
-                'ext': preview_ext or given_ext,
-                'vcodec': 'none' if preview_ext == 'mp3' else None,
-                # you'll always get 128kbps MP3 for non-client viewers
-                'abr': 128 if preview_ext == 'mp3' else None,
+                } if url_or_none(preview.get('vtt_url')) else None,
+                'vcodec': 'none' if ext == 'mp3' else None,
+                **info,
+                **traverse_obj(preview, {
+                    'id': ('id', {str_or_none}),
+                    'thumbnail': ('poster_url', {url_or_none}),
+                    'url': ('url', {url_or_none}),
+                }),
+                **traverse_obj(preview, ('information', {
+                    'duration': ('duration', {int_or_none}),
+                    'fps': ('frame_rate', {int_or_none}),
+                    'height': ('height', {int_or_none}),
+                    'width': ('width', {int_or_none}),
+                })),
             })
 
-        if not entries:
-            raise ExtractorError('No video/audio attachment found in this commission.', expected=True)
-        elif len(entries) == 1:
-            return entries[0]
-        else:
-            parent.update({
-                '_type': 'playlist',
-                'entries': entries,
-            })
-            return parent
+        return self.playlist_result(entries, work_id, **info)
diff --git a/yt_dlp/extractor/youtube/_video.py b/yt_dlp/extractor/youtube/_video.py
index 5968edc60..171aa9b5c 100644
--- a/yt_dlp/extractor/youtube/_video.py
+++ b/yt_dlp/extractor/youtube/_video.py
@@ -2076,7 +2076,7 @@ def _extract_signature_function(self, video_id, player_url, example_sig):
         assert os.path.basename(func_id) == func_id
 
         self.write_debug(f'Extracting signature function {func_id}')
-        cache_spec, code = self.cache.load('youtube-sigfuncs', func_id, min_ver='2025.03.31'), None
+        cache_spec, code = self.cache.load('youtube-sigfuncs', func_id, min_ver='2025.07.21'), None
 
         if not cache_spec:
             code = self._load_player(video_id, player_url)
@@ -2180,7 +2180,7 @@ def _load_player_data_from_cache(self, name, player_url):
         if data := self._player_cache.get(cache_id):
             return data
 
-        data = self.cache.load(*cache_id, min_ver='2025.03.31')
+        data = self.cache.load(*cache_id, min_ver='2025.07.21')
         if data:
             self._player_cache[cache_id] = data
 
diff --git a/yt_dlp/postprocessor/exec.py b/yt_dlp/postprocessor/exec.py
index 1f0a0015e..243487dd2 100644
--- a/yt_dlp/postprocessor/exec.py
+++ b/yt_dlp/postprocessor/exec.py
@@ -18,7 +18,7 @@ def parse_cmd(self, cmd, info):
         if filepath:
             if '{}' not in cmd:
                 cmd += ' {}'
-            cmd = cmd.replace('{}', shell_quote(filepath))
+            cmd = cmd.replace('{}', shell_quote(filepath, shell=True))
         return cmd
 
     def run(self, info):
diff --git a/yt_dlp/utils/_utils.py b/yt_dlp/utils/_utils.py
index c91a06e9a..7d79f417f 100644
--- a/yt_dlp/utils/_utils.py
+++ b/yt_dlp/utils/_utils.py
@@ -1285,7 +1285,7 @@ def unified_timestamp(date_str, day_first=True):
 
     timetuple = email.utils.parsedate_tz(date_str)
     if timetuple:
-        return calendar.timegm(timetuple) + pm_delta * 3600 - timezone.total_seconds()
+        return calendar.timegm(timetuple) + pm_delta * 3600 - int(timezone.total_seconds())
 
 
 @partial_application
diff --git a/yt_dlp/version.py b/yt_dlp/version.py
index 451fee716..868429ffb 100644
--- a/yt_dlp/version.py
+++ b/yt_dlp/version.py
@@ -1,8 +1,8 @@
 # Autogenerated by devscripts/update-version.py
 
-__version__ = '2025.06.30'
+__version__ = '2025.07.21'
 
-RELEASE_GIT_HEAD = 'b0187844988e557c7e1e6bb1aabd4c1176768d86'
+RELEASE_GIT_HEAD = '9951fdd0d08b655cb1af8cd7f32a3fb7e2b1324e'
 
 VARIANT = None
 
@@ -12,4 +12,4 @@
 
 ORIGIN = 'yt-dlp/yt-dlp'
 
-_pkg_version = '2025.06.30'
+_pkg_version = '2025.07.21'