diff --git a/metadata/com.corphish.nightlight.generic.yml b/metadata/com.corphish.nightlight.generic.yml
index 638131c015..4143364d22 100644
--- a/metadata/com.corphish.nightlight.generic.yml
+++ b/metadata/com.corphish.nightlight.generic.yml
@@ -1,6 +1,8 @@
 Categories:
   - System
 License: GPL-3.0-only
+AuthorName: Avinaba Dalal
+AuthorEmail: d97.avinaba@gmail.com
 SourceCode: https://github.com/corphish/NightLight
 IssueTracker: https://github.com/corphish/NightLight/issues
 
diff --git a/metadata/com.corvettecole.gotosleep.yml b/metadata/com.corvettecole.gotosleep.yml
index 0ddf2153b5..a016d27a0a 100644
--- a/metadata/com.corvettecole.gotosleep.yml
+++ b/metadata/com.corvettecole.gotosleep.yml
@@ -1,15 +1,19 @@
 Categories:
   - Sports & Health
 License: GPL-3.0-only
+AuthorName: Cole.Dev
+AuthorEmail: corvettecole@gmail.com
+AuthorWebSite: https://corvettecole.com/
 WebSite: https://sleep.corvettecole.com/
 SourceCode: https://github.com/CorvetteCole/GotoSleep
 IssueTracker: https://github.com/CorvetteCole/GotoSleep/issues
+Translation: https://crowdin.com/project/go-to-sleep
 Changelog: https://github.com/CorvetteCole/GotoSleep/releases
 Donate: http://paypal.me/CGerdemann
 
 AutoName: Go to Sleep
 Description: |-
-    GotoSleep reminds you when it's time to go to bed. But it also lets you
+    GotoSleep reminds you when it’s time to go to bed. But it also lets you
     setup custom reminders. It also lets you use "smart reminders" – which nag
     you until you keep your fingers off the device.
 
diff --git a/metadata/com.coste.syncorg.yml b/metadata/com.coste.syncorg.yml
index 94e2a91785..d56a616b83 100644
--- a/metadata/com.coste.syncorg.yml
+++ b/metadata/com.coste.syncorg.yml
@@ -1,6 +1,8 @@
 Categories:
   - Writing
 License: GPL-3.0-only
+AuthorName: bcoste
+AuthorEmail: syncorgapp@gmail.com
 WebSite: https://github.com/wizmer/syncorg/wiki
 SourceCode: https://github.com/wizmer/syncorg
 IssueTracker: https://github.com/wizmer/syncorg/issues
diff --git a/metadata/com.cradle.iitc_mobile.yml b/metadata/com.cradle.iitc_mobile.yml
index 475bbeb805..eb97aeb40f 100644
--- a/metadata/com.cradle.iitc_mobile.yml
+++ b/metadata/com.cradle.iitc_mobile.yml
@@ -3,10 +3,8 @@ AntiFeatures:
 Categories:
   - Games
 License: ISC
-WebSite: http://iitc.jonatkins.com
 SourceCode: https://github.com/iitc-project/ingress-intel-total-conversion
 IssueTracker: https://github.com/iitc-project/ingress-intel-total-conversion/issues
-Donate: http://iitc.jonatkins.com/?page=donate
 
 AutoName: IITC Mobile
 Description: |-
diff --git a/metadata/com.crazyhitty.chdev.ks.munch.yml b/metadata/com.crazyhitty.chdev.ks.munch.yml
index 49db4709a7..2760d24636 100644
--- a/metadata/com.crazyhitty.chdev.ks.munch.yml
+++ b/metadata/com.crazyhitty.chdev.ks.munch.yml
@@ -3,13 +3,15 @@ AntiFeatures:
 Categories:
   - Reading
 License: MIT
-WebSite: http://crazyhitty.com/
+AuthorWebSite: http://crazyhitty.com/
 SourceCode: https://github.com/crazyhitty/Munch
 IssueTracker: https://github.com/crazyhitty/Munch/issues
 Changelog: https://github.com/crazyhitty/Munch/blob/HEAD/change_log.txt
 
 AutoName: Munch
 Description: |-
+    '''NOTE:''' This app is no longer maintained, its repo was archived.
+
     Enable the users to manage their RSS feeds. User can add new sources, manage
     them and view the article associated with the feeds.
 
diff --git a/metadata/com.derek_s.hubble_gallery.yml b/metadata/com.derek_s.hubble_gallery.yml
index 1f4a5f76f8..2ac4ff5e5f 100644
--- a/metadata/com.derek_s.hubble_gallery.yml
+++ b/metadata/com.derek_s.hubble_gallery.yml
@@ -6,6 +6,10 @@ IssueTracker: https://github.com/derekcsm/hubble_gallery/issues
 
 AutoName: Hubble Gallery
 Description: |-
+    '''NOTE:''' This project
+    [https://github.com/derekcsm/hubble_gallery/issues/52#issuecomment-539209980
+    is abandoned] and looks for a new maintainer to take over.
+
     Hubble Gallery enables you to browse through all the amazing images and
     descriptions that the Hubble Space Telescope mission released to the public over
     the past 25+ years: