diff --git a/metadata/org.subsurface.yml b/metadata/org.subsurface.yml
index 958addc6c7..eb7c43eb1d 100644
--- a/metadata/org.subsurface.yml
+++ b/metadata/org.subsurface.yml
@@ -3,6 +3,8 @@ AntiFeatures:
 Categories:
   - Sports & Health
 License: GPL-2.0-or-later
+AuthorName: Subsurface
+AuthorEmail: dirk@subsurface-divelog.org
 WebSite: https://subsurface-divelog.org/
 SourceCode: https://github.com/Subsurface-divelog/subsurface
 IssueTracker: https://github.com/Subsurface-divelog/subsurface/issues
diff --git a/metadata/org.sudowars.yml b/metadata/org.sudowars.yml
index 90cce67722..fc707d5ac0 100644
--- a/metadata/org.sudowars.yml
+++ b/metadata/org.sudowars.yml
@@ -1,7 +1,9 @@
 Categories:
   - Games
 License: GPL-3.0-only
-WebSite: http://sudowars.org
+AuthorName: sudowars
+AuthorEmail: developers@sudowars.org
+WebSite: https://sudowars.org
 SourceCode: https://github.com/sudowars/sudowars
 IssueTracker: https://github.com/sudowars/sudowars/issues
 Changelog: https://github.com/sudowars/sudowars#changelog
diff --git a/metadata/org.sufficientlysecure.ical.yml b/metadata/org.sufficientlysecure.ical.yml
index 09cc466dd1..1c4b8e218f 100644
--- a/metadata/org.sufficientlysecure.ical.yml
+++ b/metadata/org.sufficientlysecure.ical.yml
@@ -1,6 +1,8 @@
 Categories:
   - Time
 License: GPL-3.0-only
+AuthorName: Dominik Schürmann
+AuthorWebSite: https://www.schuermann.eu/android/
 WebSite: https://www.schuermann.eu/android/
 SourceCode: https://github.com/PrivacyApps/calendar-import-export
 IssueTracker: https://github.com/PrivacyApps/calendar-import-export/issues
diff --git a/metadata/org.sufficientlysecure.keychain.yml b/metadata/org.sufficientlysecure.keychain.yml
index 0291cef6f3..390b307552 100644
--- a/metadata/org.sufficientlysecure.keychain.yml
+++ b/metadata/org.sufficientlysecure.keychain.yml
@@ -1,6 +1,8 @@
 Categories:
   - Security
 License: GPL-3.0-or-later
+AuthorName: Dominik Schürmann
+AuthorWebSite: https://www.schuermann.eu/android/
 WebSite: https://www.openkeychain.org/
 SourceCode: https://github.com/open-keychain/open-keychain
 IssueTracker: https://github.com/open-keychain/open-keychain/issues
diff --git a/metadata/org.sufficientlysecure.localcalendar.yml b/metadata/org.sufficientlysecure.localcalendar.yml
index 057974ab11..964a71b9e5 100644
--- a/metadata/org.sufficientlysecure.localcalendar.yml
+++ b/metadata/org.sufficientlysecure.localcalendar.yml
@@ -1,6 +1,8 @@
 Categories:
   - Time
 License: GPL-3.0-only
+AuthorName: Dominik Schürmann
+AuthorWebSite: https://www.schuermann.eu/android/
 WebSite: https://www.schuermann.eu/android/
 SourceCode: https://github.com/PrivacyApps/offline-calendar
 IssueTracker: https://github.com/PrivacyApps/offline-calendar/issues
diff --git a/metadata/org.sufficientlysecure.standalonecalendar.yml b/metadata/org.sufficientlysecure.standalonecalendar.yml
index 51aa3a3447..94c2f60747 100644
--- a/metadata/org.sufficientlysecure.standalonecalendar.yml
+++ b/metadata/org.sufficientlysecure.standalonecalendar.yml
@@ -1,6 +1,8 @@
 Categories:
   - Time
 License: Apache-2.0
+AuthorName: Dominik Schürmann
+AuthorWebSite: https://www.schuermann.eu/android/
 WebSite: https://www.schuermann.eu/android/
 SourceCode: https://github.com/free-software-for-android/Standalone-Calendar
 IssueTracker: https://github.com/free-software-for-android/Standalone-Calendar/issues
@@ -13,7 +15,7 @@ Description: |-
     [[ws.xsoh.etar]] or [[com.simplemobiletools.calendar]].
 
     Fork of the AOSP calendar, mainly for those who would like to have it installed
-    but can't. It has a different package name to prevent conflicting with
+    but can’t. It has a different package name to prevent conflicting with
     “com.android.calendar”.
 
 RepoType: git
diff --git a/metadata/org.sufficientlysecure.termbot.yml b/metadata/org.sufficientlysecure.termbot.yml
index 4f48152b9a..72fec7330b 100644
--- a/metadata/org.sufficientlysecure.termbot.yml
+++ b/metadata/org.sufficientlysecure.termbot.yml
@@ -1,6 +1,9 @@
 Categories:
   - Internet
 License: GPL-3.0-or-later
+AuthorName: Confidential Technologies GmbH
+AuthorEmail: contact@cotech.de
+AuthorWebSite: https://www.cotech.de/
 WebSite: https://hwsecurity.dev/termbot/
 SourceCode: https://github.com/cotechde/termbot
 IssueTracker: https://github.com/cotechde/termbot/issues
diff --git a/metadata/org.sufficientlysecure.viewer.fontpack.yml b/metadata/org.sufficientlysecure.viewer.fontpack.yml
index b23fa57ea0..fd5d720eb4 100644
--- a/metadata/org.sufficientlysecure.viewer.fontpack.yml
+++ b/metadata/org.sufficientlysecure.viewer.fontpack.yml
@@ -1,6 +1,8 @@
 Categories:
   - Reading
 License: GPL-3.0-only
+AuthorName: Dominik Schürmann
+AuthorWebSite: https://www.schuermann.eu/
 WebSite: https://www.schuermann.eu/android/
 SourceCode: https://github.com/PrivacyApps/document-viewer-fontpack
 IssueTracker: https://github.com/PrivacyApps/document-viewer/issues
diff --git a/metadata/org.sufficientlysecure.viewer.yml b/metadata/org.sufficientlysecure.viewer.yml
index e76222a9b0..3c9d0ce1e7 100644
--- a/metadata/org.sufficientlysecure.viewer.yml
+++ b/metadata/org.sufficientlysecure.viewer.yml
@@ -1,6 +1,8 @@
 Categories:
   - Reading
 License: GPL-3.0-only
+AuthorName: Dominik Schürmann
+AuthorWebSite: https://www.schuermann.eu/
 WebSite: https://www.schuermann.eu/android/
 SourceCode: https://github.com/PrivacyApps/document-viewer
 IssueTracker: https://github.com/PrivacyApps/document-viewer/issues
diff --git a/metadata/org.sugr.gearshift.yml b/metadata/org.sugr.gearshift.yml
index 0150b6057c..81f60bb94a 100644
--- a/metadata/org.sugr.gearshift.yml
+++ b/metadata/org.sugr.gearshift.yml
@@ -1,7 +1,8 @@
 Categories:
   - Internet
 License: MIT
-WebSite: http://www.sugr.org/en/products/gearshift
+AuthorName: Viktor Kojouharov
+WebSite: https://www.sugr.org/en/products/gearshift
 SourceCode: https://github.com/urandom/gearshift
 IssueTracker: https://github.com/urandom/gearshift/issues
 Changelog: https://github.com/urandom/gearshift/releases