diff --git a/metadata/ir.hsn6.k2.yml b/metadata/ir.hsn6.k2.yml
index 6502ddd7eb..da6e27f475 100644
--- a/metadata/ir.hsn6.k2.yml
+++ b/metadata/ir.hsn6.k2.yml
@@ -1,8 +1,11 @@
 Categories:
   - Games
 License: GPL-3.0-or-later
+AuthorName: Hasan Hejdari Nasab
+AuthorEmail: hsn6@tuta.io
 SourceCode: https://github.com/HassanHeydariNasab/k2
 IssueTracker: https://github.com/HassanHeydariNasab/k2/issues
+Changelog: https://github.com/HassanHeydariNasab/k2/releases
 Bitcoin: 1iNMJMFqDgYp7iUMd4qkP79CiCLSwLPyp
 
 Description: |-
diff --git a/metadata/ir.hsn6.trans.yml b/metadata/ir.hsn6.trans.yml
index 2706672186..eec85b3f79 100644
--- a/metadata/ir.hsn6.trans.yml
+++ b/metadata/ir.hsn6.trans.yml
@@ -1,8 +1,11 @@
 Categories:
   - Games
 License: GPL-3.0-or-later
+AuthorName: Hasan Hejdari Nasab
+AuthorEmail: hsn6@tuta.io
 SourceCode: https://github.com/HassanHeydariNasab/trans
 IssueTracker: https://github.com/HassanHeydariNasab/trans/issues
+Changelog: https://github.com/HassanHeydariNasab/trans/releases
 Bitcoin: 1MkJyXh8y3ViXTAFhKUpXfgfECEfnZmLGY
 
 Description: |-
diff --git a/metadata/ir.hsn6.turo.yml b/metadata/ir.hsn6.turo.yml
index c3cfb6d296..5470ef7562 100644
--- a/metadata/ir.hsn6.turo.yml
+++ b/metadata/ir.hsn6.turo.yml
@@ -1,6 +1,8 @@
 Categories:
   - Games
 License: GPL-3.0-or-later
+AuthorName: Hasan Hejdari Nasab
+AuthorEmail: hsn6@tuta.io
 SourceCode: https://github.com/HassanHeydariNasab/turo
 IssueTracker: https://github.com/HassanHeydariNasab/turo/issues
 Bitcoin: 1PUJ5sFWxvbx5Np2CjFmhHFnzPe2GPvinj
diff --git a/metadata/is.pinterjann.jaws.yml b/metadata/is.pinterjann.jaws.yml
index d88ce382e7..1aa6b34409 100644
--- a/metadata/is.pinterjann.jaws.yml
+++ b/metadata/is.pinterjann.jaws.yml
@@ -1,6 +1,8 @@
 Categories:
   - Connectivity
 License: GPL-3.0-or-later
+AuthorName: Jannis Pinter
+AuthorWebSite: https://blog.pinterjann.is/
 SourceCode: https://github.com/jannispinter/jaws
 IssueTracker: https://github.com/jannispinter/jaws/issues
 Changelog: https://github.com/jannispinter/jaws/blob/HEAD/CHANGELOG.md
diff --git a/metadata/is.xyz.mpv.yml b/metadata/is.xyz.mpv.yml
index ef2d2bd3df..08a210c79e 100644
--- a/metadata/is.xyz.mpv.yml
+++ b/metadata/is.xyz.mpv.yml
@@ -1,8 +1,11 @@
 Categories:
   - Multimedia
 License: MIT
+AuthorName: Prismriver Media
+AuthorEmail: mpv@prismriver.jp
 SourceCode: https://github.com/mpv-android/mpv-android
 IssueTracker: https://github.com/mpv-android/mpv-android/issues
+Changelog: https://github.com/mpv-android/mpv-android/releases
 
 Name: mpv-android(pre-release)
 AutoName: mpv
diff --git a/metadata/is.xyz.omw.yml b/metadata/is.xyz.omw.yml
index 3ef34d5866..dd2f154cb2 100644
--- a/metadata/is.xyz.omw.yml
+++ b/metadata/is.xyz.omw.yml
@@ -1,6 +1,8 @@
 Categories:
   - Games
 License: GPL-3.0-only
+AuthorName: Ilya Zhuravlev
+AuthorEmail: omw@xyz.is
 WebSite: https://omw.xyz.is/
 SourceCode: https://github.com/xyzz/openmw-android
 IssueTracker: https://github.com/xyzz/openmw-android/issues
diff --git a/metadata/is.xyz.omw_nightly.yml b/metadata/is.xyz.omw_nightly.yml
index 60e787f8db..2e03bc3730 100644
--- a/metadata/is.xyz.omw_nightly.yml
+++ b/metadata/is.xyz.omw_nightly.yml
@@ -1,6 +1,8 @@
 Categories:
   - Games
 License: GPL-3.0-only
+AuthorName: Ilya Zhuravlev
+AuthorEmail: omw@xyz.is
 WebSite: https://omw.xyz.is/
 SourceCode: https://github.com/xyzz/openmw-android
 IssueTracker: https://github.com/xyzz/openmw-android/issues
diff --git a/metadata/is.zi.huewidgets.yml b/metadata/is.zi.huewidgets.yml
index ede82d02b2..cd50439241 100644
--- a/metadata/is.zi.huewidgets.yml
+++ b/metadata/is.zi.huewidgets.yml
@@ -1,7 +1,9 @@
 Categories:
   - Connectivity
 License: GPL-3.0-only
-WebSite: https://huewidgets.zi.is
+AuthorName: ZiiS
+AuthorEmail: support@zi.is
+WebSite: https://huewidgets.zi.is/
 SourceCode: https://github.com/ZiiS/huewidgets
 IssueTracker: https://github.com/ZiiS/huewidgets/issues
 LiberapayID: '1574554'
diff --git a/metadata/isn.fly.speedmeter.yml b/metadata/isn.fly.speedmeter.yml
index ae13298780..d871fd2581 100644
--- a/metadata/isn.fly.speedmeter.yml
+++ b/metadata/isn.fly.speedmeter.yml
@@ -1,6 +1,8 @@
 Categories:
   - Navigation
 License: GPL-2.0-only
+AuthorName: FlyinGrub
+AuthorEmail: flyinggrub@gmail.com
 SourceCode: https://github.com/flyingrub/SpeedMeter
 IssueTracker: https://github.com/flyingrub/SpeedMeter/issues
 Donate: https://www.paypal.com/cgi-bin/webscr?cmd=_s-xclick&hosted_button_id=SP3QEMAM8XZYQ
diff --git a/metadata/it.andreascarpino.hostisdown.yml b/metadata/it.andreascarpino.hostisdown.yml
index 75fe3f08d8..d66e4f8a2c 100644
--- a/metadata/it.andreascarpino.hostisdown.yml
+++ b/metadata/it.andreascarpino.hostisdown.yml
@@ -1,9 +1,12 @@
 Categories:
   - Internet
 License: MIT
-WebSite: http://www.andreascarpino.it
+AuthorName: Andrea Scarpino
+AuthorEmail: andrea@scarpino.dev
+AuthorWebSite: https://www.andreascarpino.it
 SourceCode: https://gitlab.com/ilpianista/HostIsDown
 IssueTracker: https://gitlab.com/ilpianista/HostIsDown/issues
+Bitcoin: 1Ph3hFEoQaD4PK6MhL3kBNNh9FZFBfisEH
 
 AutoName: HostIsDown
 Description: |-