diff --git a/metadata/app.reading.stoic.stoicreading.yml b/metadata/app.reading.stoic.stoicreading.yml
index fd79bd22a2..658e23d871 100644
--- a/metadata/app.reading.stoic.stoicreading.yml
+++ b/metadata/app.reading.stoic.stoicreading.yml
@@ -286,6 +286,10 @@ Builds:
     versionCode: 70
     commit: 8cebc2f69358568ec362a9226740647fe06eaae3
     subdir: app
+    sudo:
+      - apt-get update || apt-get update
+      - apt-get install -y openjdk-11-jdk
+      - update-alternatives --auto java
     gradle:
       - yes
 
diff --git a/metadata/com.adonai.manman.yml b/metadata/com.adonai.manman.yml
index e67ba32ec5..d4b485f80f 100644
--- a/metadata/com.adonai.manman.yml
+++ b/metadata/com.adonai.manman.yml
@@ -196,6 +196,10 @@ Builds:
     versionCode: 177
     commit: 9c45a8bccc0da290141f734ef11d4f495e903c5e
     subdir: app
+    sudo:
+      - apt-get update || apt-get update
+      - apt-get install -y openjdk-11-jdk
+      - update-alternatives --auto java
     gradle:
       - fdroid
     prebuild: sed -i -e 's/= URI.create//' ../build.gradle
diff --git a/metadata/com.fsck.k9.yml b/metadata/com.fsck.k9.yml
index 986432ac77..cc7d17584e 100644
--- a/metadata/com.fsck.k9.yml
+++ b/metadata/com.fsck.k9.yml
@@ -790,7 +790,7 @@ Builds:
 
   - versionName: '5.802'
     versionCode: 28002
-    commit: 5.8-MAINT
+    commit: '5.802'
     gradle:
       - yes
     output: app/k9mail/build/outputs/apk/release/k9mail-release-unsigned.apk
@@ -800,6 +800,6 @@ MaintainerNotes: |-
     It doesn't work when using subdir because we are two levels deep into the directory structure.
 
 AutoUpdateMode: Version %v
-UpdateCheckMode: RepoManifest/5.8-MAINT
+UpdateCheckMode: Tags
 CurrentVersion: '5.802'
 CurrentVersionCode: 28002
diff --git a/metadata/com.greenaddress.greenbits_android_wallet.yml b/metadata/com.greenaddress.greenbits_android_wallet.yml
index 1d7d19cc07..9a707d20f6 100644
--- a/metadata/com.greenaddress.greenbits_android_wallet.yml
+++ b/metadata/com.greenaddress.greenbits_android_wallet.yml
@@ -2032,7 +2032,8 @@ Builds:
     timeout: 25200
     sudo:
       - apt-get update || apt-get update
-      - apt-get install -y build-essential clang virtualenv
+      - apt-get install -y build-essential clang virtualenv openjdk-11-jdk
+      - update-alternatives --auto java
       - pushd build/srclib/cpython
       - ./configure
       - make -j`nproc`
@@ -2045,8 +2046,6 @@ Builds:
       - cpython@v3.9.6
     prebuild: sed -i -e 's/-p python3/-p python3.9/' crypto/prepare_gdk_clang.sh
     scanignore:
-      - bitcoinj/core/src/main/resources/org/bitcoinj/crypto/cacerts
-      - bitcoinj/core/src/test
       - app/src/main/assets/production/checkpoints
     scandelete:
       - app/src/main/assets/btctestnet/checkpoints
diff --git a/metadata/com.roguetemple.hyperroid.yml b/metadata/com.roguetemple.hyperroid.yml
index afa088b4e8..c21ef87d62 100644
--- a/metadata/com.roguetemple.hyperroid.yml
+++ b/metadata/com.roguetemple.hyperroid.yml
@@ -220,23 +220,6 @@ Builds:
       - popd
     ndk: r17c
 
-  - versionName: 12.0e
-    versionCode: 12050
-    commit: b67b946126c16770419d86f42a953e8e902583ba
-    subdir: hyperroid/app
-    sudo:
-      - apt-get update || apt-get update
-      - apt-get install -y g++
-    gradle:
-      - yes
-    prebuild: sed -i -e "s/abiFilters .*/abiFilters 'x86', 'x86_64', 'armeabi-v7a',
-        'arm64-v8a'/" build.gradle
-    build:
-      - pushd ..
-      - bash copy.sh
-      - popd
-    ndk: r17c
-
   - versionName: 12.0f
     versionCode: 12060
     commit: dda9f29403693108f596229e6d335d079b44d226
diff --git a/metadata/com.tailscale.ipn.yml b/metadata/com.tailscale.ipn.yml
index 89932f4354..aa1dbec8f4 100644
--- a/metadata/com.tailscale.ipn.yml
+++ b/metadata/com.tailscale.ipn.yml
@@ -435,6 +435,7 @@ Builds:
 
   - versionName: 1.13.42-tfd7b738e5-ga68462ec65f
     versionCode: 59
+    disable: https://github.com/tailscale/tailscale/issues/2603
     commit: 76df74266251de04d96a09e14268a48de2116ec6
     subdir: android
     sudo:
@@ -445,13 +446,9 @@ Builds:
     prebuild: $$SDK$$/tools/bin/sdkmanager 'platforms;android-30' 'build-tools;30.0.3'
         > /dev/null
     build:
-      - curl -Lso go.tar.gz https://golang.org/dl/go1.16.4.linux-amd64.tar.gz
-      - echo "7154e88f5a8047aad4b80ebace58a059e36e7e2e4eb3b383127a28c711b4ff59 go.tar.gz"
-        | sha256sum -c -
-      - tar xzf go.tar.gz
       - export ANDROID_SDK_ROOT=$$SDK$$
       - export ANDROID_NDK_ROOT=$$NDK$$
-      - PATH=$(pwd)/go/bin:$PATH make -C .. release_aar
+      - make -C .. release_aar
     ndk: r21e
 
 AutoUpdateMode: Version v%v
diff --git a/metadata/com.vishnuraghav.EnRecipes.yml b/metadata/com.vishnuraghav.EnRecipes.yml
index cd9f453443..5d1fbf8d57 100644
--- a/metadata/com.vishnuraghav.EnRecipes.yml
+++ b/metadata/com.vishnuraghav.EnRecipes.yml
@@ -31,8 +31,8 @@ Builds:
       - npm -g install nativescript
       - sed -i 's|./gradlew|gradle|' /usr/local/lib/node_modules/nativescript/lib/services/android/gradle-command-service.js
     init:
-      - $$SDK$$/tools/bin/sdkmanager "platforms;android-30" "build-tools;30.0.3" >
-        /dev/null
+      - $$SDK$$/tools/bin/sdkmanager "platforms;android-30" "build-tools;30.0.3" "emulator"
+        > /dev/null
       - npm install --unsafe-perm
     output: platforms/android/app/build/outputs/apk/release/app-release-unsigned.apk
     srclibs:
diff --git a/metadata/crypto.o0o0o0o0o.games.blackjack.yml b/metadata/crypto.o0o0o0o0o.games.blackjack.yml
index 0b054bb6b2..1dc24f0b92 100644
--- a/metadata/crypto.o0o0o0o0o.games.blackjack.yml
+++ b/metadata/crypto.o0o0o0o0o.games.blackjack.yml
@@ -28,6 +28,10 @@ Builds:
     commit: bb9d81f79c2a3f230dc147cd47abed485ab777c2
     subdir: app
     submodules: true
+    sudo:
+      - apt-get update || apt-get update
+      - apt-get install -y openjdk-11-jdk
+      - update-alternatives --auto java
     gradle:
       - yes
 
diff --git a/metadata/de.beowulf.wetter.yml b/metadata/de.beowulf.wetter.yml
index e5cccef527..a459794039 100644
--- a/metadata/de.beowulf.wetter.yml
+++ b/metadata/de.beowulf.wetter.yml
@@ -140,6 +140,10 @@ Builds:
     versionCode: 41
     commit: 1d6b936d5e07eca3bdfa16b26c61462a6b5f5bbf
     subdir: app
+    sudo:
+      - apt-get update || apt-get update
+      - apt-get install -y openjdk-11-jdk
+      - update-alternatives --auto java
     gradle:
       - yes
 
diff --git a/metadata/de.corona.tracing.yml b/metadata/de.corona.tracing.yml
index d26f5653a7..36b2c898be 100644
--- a/metadata/de.corona.tracing.yml
+++ b/metadata/de.corona.tracing.yml
@@ -271,6 +271,7 @@ Builds:
 
   - versionName: 2.6.1.0
     versionCode: 2060101
+    disable: DOES NOT VERIFY
     commit: v2.6.1.0
     subdir: Corona-Warn-App
     submodules: true
diff --git a/metadata/de.micmun.android.nextcloudcookbook.yml b/metadata/de.micmun.android.nextcloudcookbook.yml
index f5cdd9afd3..6e8088596e 100644
--- a/metadata/de.micmun.android.nextcloudcookbook.yml
+++ b/metadata/de.micmun.android.nextcloudcookbook.yml
@@ -84,10 +84,14 @@ Builds:
     gradle:
       - yes
 
-  - versionName: 2.4.0
-    versionCode: 240
-    commit: 94a0e41aa85dc5c47c33ed5aaea41df90b61d4ea
+  - versionName: 2.4.1
+    versionCode: 241
+    commit: 5bf9888401d484c45c87ff4bce7c2bbb9ed15186
     subdir: app
+    sudo:
+      - apt-get update || apt-get update
+      - apt-get install -y openjdk-11-jdk
+      - update-alternatives --auto java
     gradle:
       - yes
 
diff --git a/metadata/de.moekadu.metronome.yml b/metadata/de.moekadu.metronome.yml
index 42bc99d9d3..e1335769b1 100644
--- a/metadata/de.moekadu.metronome.yml
+++ b/metadata/de.moekadu.metronome.yml
@@ -156,6 +156,10 @@ Builds:
     versionCode: 37
     commit: 1bb6f3aef39480cddd3adc8e76fc53edae6a53ad
     subdir: app
+    sudo:
+      - apt-get update || apt-get update
+      - apt-get install -y openjdk-11-jdk
+      - update-alternatives --auto java
     gradle:
       - yes
 
diff --git a/metadata/fr.gouv.android.stopcovid.yml b/metadata/fr.gouv.android.stopcovid.yml
index 501d8d1b1a..2f5dedcdc0 100644
--- a/metadata/fr.gouv.android.stopcovid.yml
+++ b/metadata/fr.gouv.android.stopcovid.yml
@@ -339,31 +339,22 @@ Builds:
     prebuild: sed -i -e '/fontFamily.*marianne/d' ../coreui/src/main/res/values/styles_text.xml
         ../coreui/src/main/res/values/styles.xml
 
-  - versionName: 3.6.0
-    versionCode: 324
-    commit: 020ef07a0574b4dfe2c46ca19929ab5f4e6218d3
-    subdir: stopcovid
-    submodules: true
-    gradle:
-      - yes
-    rm:
-      - coreui/src/main/res/font/marianne_*.otf
-      - coreui/src/main/res/font/marianne.xml
-    prebuild: sed -i -e '/fontFamily.*marianne/d' ../coreui/src/main/res/values/styles_text.xml
-        ../coreui/src/main/res/values/styles.xml
-
   - versionName: 3.6.1
     versionCode: 326
     commit: a06005953733de48d051e30bb296a1f1bc0388c8
     subdir: stopcovid
     submodules: true
+    sudo:
+      - apt-get update || apt-get update
+      - apt-get install -y openjdk-11-jdk
+      - update-alternatives --auto java
     gradle:
       - yes
     rm:
       - coreui/src/main/res/font/marianne_*.otf
       - coreui/src/main/res/font/marianne.xml
     prebuild: sed -i -e '/fontFamily.*marianne/d' ../coreui/src/main/res/values/styles_text.xml
-        ../coreui/src/main/res/values/styles.xml
+        ../coreui/src/main/res/values/styles.xml ../stopcovid/src/main/res/layout/dcc_widget_no_fav_widget.xml
 
 MaintainerNotes: |-
     * Tracking – uses custom Analytics
diff --git a/metadata/hashengineering.darkcoin.wallet.yml b/metadata/hashengineering.darkcoin.wallet.yml
index 028191e7f7..afafd82b28 100644
--- a/metadata/hashengineering.darkcoin.wallet.yml
+++ b/metadata/hashengineering.darkcoin.wallet.yml
@@ -110,6 +110,7 @@ Builds:
 
   - versionName: 7.3.1
     versionCode: 70310
+    disable: unknown maven repo
     commit: 7cc63ecd4a490e4b90a38b961b07a5a4b3e51907
     subdir: wallet
     submodules: true
@@ -117,7 +118,8 @@ Builds:
       - apt-get update || apt-get update
       - apt-get install -y ninja-build
     gradle:
-      - prod
+      - foss
+    prebuild: sed -i -e '/firebase/d' -e '/gms/d' build.gradle
     scandelete:
       - wallet/test/de/schildbach/wallet/util/backup-protobuf-testnet
       - wallet/test/de/schildbach/wallet/util/bitcoin-backup-protobuf-testnet
diff --git a/metadata/host.stjin.anonaddy.yml b/metadata/host.stjin.anonaddy.yml
index 8954b2e9e8..7f394edbd0 100644
--- a/metadata/host.stjin.anonaddy.yml
+++ b/metadata/host.stjin.anonaddy.yml
@@ -72,6 +72,10 @@ Builds:
     versionCode: 23
     commit: 279f70083c2f7e9999a38ebabc5a859578b9c2cc
     subdir: app
+    sudo:
+      - apt-get update || apt-get update
+      - apt-get install -y openjdk-11-jdk
+      - update-alternatives --auto java
     gradle:
       - yes
 
diff --git a/metadata/me.murks.feedwatcher.yml b/metadata/me.murks.feedwatcher.yml
index d574053679..16c1bc5e34 100644
--- a/metadata/me.murks.feedwatcher.yml
+++ b/metadata/me.murks.feedwatcher.yml
@@ -128,17 +128,14 @@ Builds:
     gradle:
       - yes
 
-  - versionName: 0.0.17-alpha
-    versionCode: 17
-    commit: 928066a9fa273f0094fc2dfb52760115b05ccba5
-    subdir: app
-    gradle:
-      - yes
-
   - versionName: 0.0.18-alpha
     versionCode: 18
     commit: 6c73ba6da96ab01e70fbac9042bea52335879c44
     subdir: app
+    sudo:
+      - apt-get update || apt-get update
+      - apt-get install -y openjdk-11-jdk
+      - update-alternatives --auto java
     gradle:
       - yes
 
diff --git a/metadata/net.eneiluj.moneybuster.yml b/metadata/net.eneiluj.moneybuster.yml
index 24c3cea090..ff739fd74e 100644
--- a/metadata/net.eneiluj.moneybuster.yml
+++ b/metadata/net.eneiluj.moneybuster.yml
@@ -216,19 +216,15 @@ Builds:
     gradle:
       - normal
 
-  - versionName: 0.1.9
-    versionCode: 29
-    commit: fccedaa918052abffa53b84f488b0424715e3842
-    subdir: app
-    submodules: true
-    gradle:
-      - normal
-
   - versionName: 0.1.10
     versionCode: 30
     commit: 4211c096b0f08ed9c39da548e6af4eb07ef3f28f
     subdir: app
     submodules: true
+    sudo:
+      - apt-get update || apt-get update
+      - apt-get install -y openjdk-11-jdk
+      - update-alternatives --auto java
     gradle:
       - normal
 
diff --git a/metadata/org.ghostsinthelab.apps.guilelessbopomofo.yml b/metadata/org.ghostsinthelab.apps.guilelessbopomofo.yml
index adef4ca738..ae174c6104 100644
--- a/metadata/org.ghostsinthelab.apps.guilelessbopomofo.yml
+++ b/metadata/org.ghostsinthelab.apps.guilelessbopomofo.yml
@@ -281,6 +281,8 @@ Builds:
     sudo:
       - apt-get update || apt-get update
       - apt-get install -y libsqlite3-dev
+      - apt-get install -y openjdk-11-jdk
+      - update-alternatives --auto java
     gradle:
       - yes
     prebuild: $$SDK$$/tools/bin/sdkmanager 'cmake;3.18.1' > /dev/null
diff --git a/metadata/org.jellyfin.mobile.yml b/metadata/org.jellyfin.mobile.yml
index d9b2710004..6a5e09be7f 100644
--- a/metadata/org.jellyfin.mobile.yml
+++ b/metadata/org.jellyfin.mobile.yml
@@ -49,6 +49,10 @@ Builds:
     versionCode: 2030099
     commit: v2.3.0
     subdir: app
+    sudo:
+      - apt-get update || apt-get update
+      - apt-get install -y openjdk-11-jdk
+      - update-alternatives --auto java
     gradle:
       - libre
     output: build/outputs/apk/libre/release/jellyfin-android-*-libre-release-unsigned.apk
diff --git a/metadata/rs.ltt.android.yml b/metadata/rs.ltt.android.yml
index b234b8d240..eef15abcb3 100644
--- a/metadata/rs.ltt.android.yml
+++ b/metadata/rs.ltt.android.yml
@@ -46,6 +46,10 @@ Builds:
     versionCode: 6
     commit: 513925ab0cdfa75dd0f58a3c4308e348ade78784
     subdir: app
+    sudo:
+      - apt-get update || apt-get update
+      - apt-get install -y openjdk-11-jdk
+      - update-alternatives --auto java
     init:
       - cd ../..
       - mv rs.ltt.android rs.ltt.android_underlying
diff --git a/metadata/ru.playsoftware.j2meloader.yml b/metadata/ru.playsoftware.j2meloader.yml
index 4742fb7020..29758d30e6 100644
--- a/metadata/ru.playsoftware.j2meloader.yml
+++ b/metadata/ru.playsoftware.j2meloader.yml
@@ -366,27 +366,15 @@ Builds:
       - app/src/main/java/javax/microedition/shell/AppClassLoader.java
     ndk: r21e
 
-  - versionName: 1.7.1
-    versionCode: 90
-    commit: fc794417db717d77b13642156fd15af09fc3ec35
-    subdir: app
-    gradle:
-      - fdroid
-    prebuild: sed -i -e 's/21.3.6528147/21.4.7075529/' build.gradle
-    scanignore:
-      - app/src/main/java/javax/microedition/shell/AppClassLoader.java
-    ndk: r21e
-
   - versionName: 1.7.2
     versionCode: 91
     commit: e2d805447741a3c4f3479abc1153a123ad81a03e
     subdir: app
     gradle:
       - fdroid
-    prebuild: sed -i -e 's/21.3.6528147/21.4.7075529/' build.gradle
     scanignore:
       - app/src/main/java/javax/microedition/shell/AppClassLoader.java
-    ndk: r21e
+    ndk: r22b
 
 MaintainerNotes: 'The class loader is needed for the main function of the app: load
     JARs.'
diff --git a/metadata/threads.server.yml b/metadata/threads.server.yml
index 3c34946f25..ce7b3a2228 100644
--- a/metadata/threads.server.yml
+++ b/metadata/threads.server.yml
@@ -235,17 +235,14 @@ Builds:
     gradle:
       - yes
 
-  - versionName: 2.5.0
-    versionCode: 250
-    commit: e6f0f4eb7d9f3c86ab64226eab1e62d212b3ebab
-    subdir: app
-    gradle:
-      - yes
-
   - versionName: 2.5.1
     versionCode: 251
     commit: 525ea12ca245e3a3a5c79a3704db7b4427779961
     subdir: app
+    sudo:
+      - apt-get update || apt-get update
+      - apt-get install -y openjdk-11-jdk
+      - update-alternatives --auto java
     gradle:
       - yes
 
diff --git a/metadata/threads.thor.yml b/metadata/threads.thor.yml
index a8d94156c8..bc97a95747 100644
--- a/metadata/threads.thor.yml
+++ b/metadata/threads.thor.yml
@@ -52,17 +52,14 @@ Builds:
     gradle:
       - yes
 
-  - versionName: 0.7.5
-    versionCode: 75
-    commit: a17090666cea5be3b642252b88c6234a80fca0e0
-    subdir: app
-    gradle:
-      - yes
-
   - versionName: 0.7.8
     versionCode: 78
     commit: 813b62eece27c764c7b163f6dd316632e5dce58c
     subdir: app
+    sudo:
+      - apt-get update || apt-get update
+      - apt-get install -y openjdk-11-jdk
+      - update-alternatives --auto java
     gradle:
       - yes