diff --git a/ReleaseUpgradeALL.sh b/ReleaseUpgradeALL.sh
new file mode 100755
index 0000000..a550482
--- /dev/null
+++ b/ReleaseUpgradeALL.sh
@@ -0,0 +1,99 @@
+#!/bin/bash
+
+#########################################
+#  ProxMox update tools                 #
+#  Upgrade OS release on all CT`s/VM`s  #
+# @author: Bram Prieshof                #
+#########################################
+
+#Dirs
+WorkDir=$(dirname $0)
+LogDir=$WorkDir/RelUpgradelogs
+#Load functions
+source $WorkDir/functions.sh
+#Create Log folder
+if [ ! -d $LogDir ]; then
+  mkdir $LogDir
+fi
+
+#ID list of excluded VM/CT's
+ExcludeList=()
+
+#Get what sould be updated
+UpdateVM=true
+UpdateCT=true
+
+while true; do
+    read -p "Wich software should be updated (D)Debian, (A)Alpine or (B)oth? " sofq
+    case $sofq in
+        [Dd]* )
+          DoDebianReleaseUpdate=true
+          DoAlpineReleaseUpdate=false
+        break;;
+        [Aa]* )
+          DoDebianReleaseUpdate=true
+          DoAlpineReleaseUpdate=true
+        break;;
+        [Bb]* )
+          DoDebianReleaseUpdate=true
+          DoAlpineReleaseUpdate=true
+        break;;
+        * ) echo "Please answer with (D)Debian, (A)Alpine or (B)oth.";;
+    esac
+done
+
+#Get required versions to upgrade to
+if $DoDebianReleaseUpdate; then
+  echo "Enter the Debian version to upgrade to"
+  read NewDebianVersion
+  while true; do
+      read -p "Upgrade to Debian $NewDebianVersion, is this correct? -> yes/no?" yn
+      case $yn in
+          [Nn]* )
+              echo "Enter the Debian version to upgrade to"
+              read NewDebianVersion
+          ;;
+          [Yy]* ) break;;
+          * ) echo "Choose yes or no.";;
+      esac
+  done
+fi
+if $DoAlpineReleaseUpdate; then
+echo "Enter the Alpine version to upgrade to"
+  read NewAlpineVersion
+  while true; do
+      read -p "Upgrade to Alpine $NewAlpineVersion, is this correct? -> yes/no?" yn
+      case $yn in
+          [Nn]* )
+              echo "Enter the Alpine version to upgrade to"
+              read NewAlpineVersion
+          ;;
+          [Yy]* ) break;;
+          * ) echo "Choose yes or no.";;
+      esac
+  done
+fi
+
+#CT updates
+if $UpdateCT; then
+   for CTID in $(pct list | tail -n+2 | awk '{print $1}'); do
+      #Skip CT if in ExcludeList
+      if [[ "${ExcludeList[*]}" =~ $CTID ]]; then echo "Notice: $CTID excluded"; continue; fi
+      # Skip CT if not running
+      if ! $(CT-State $CTID); then echo "Notice: $CTID not running"; continue; fi
+      #DEBUG echo "Task for $CTID"
+	    CT-UpgradeRelease $CTID | tee "$LogDir"/"$CTID"_Release.log
+   done
+fi
+
+#VM Updates
+if $UpdateVM; then
+   for VMID in $(qm list | tail -n+2 | awk '{print $1}'); do
+      #Skip VM if in ExcludeList
+      if [[ "${ExcludeList[*]}" =~ $VMID ]]; then echo "Notice: $VMID excluded"; continue; fi
+      # Skip VM if not running
+      if ! $(VM-State $VMID); then echo "Notice: $VMID not running"; continue; fi
+     #DEBUG echo "Task for $VMID"
+      VM-UpgradeRelease $VMID | tee "$LogDir"/"$VMID"_Release.log
+  done
+fi
diff --git a/ReleaseUpgradeOne.sh b/ReleaseUpgradeOne.sh
new file mode 100644
index 0000000..6d7f290
--- /dev/null
+++ b/ReleaseUpgradeOne.sh
@@ -0,0 +1,89 @@
+#!/bin/bash
+
+#####################################
+#  ProxMox update tools             #
+#    Upgrade one CT/VM OS release   #
+# @author: Bram Prieshof            #
+#####################################
+
+#Load functions
+source $(dirname $0)/functions.sh
+
+#InputChecks
+## Check if exists
+if [ -z ${1+x} ]; then echo "No input, usage: $0 <CT/VM-ID>"; exit; fi
+## Check if valid (number/integer)
+if [ -z "${1##*[!0-9]*}" ]; then echo "Invalid ID, usage: $0 <CT/VM-ID>"; exit; fi
+
+#Setup Vars, since a seemingly valid id is given
+ID=$1
+VMS=$(qm list | tail -n+2 | awk '{print $1}')
+CTS=$(pct list | tail -n+2 | awk '{print $1}')
+ALLIDS=(${CTS[@]} ${VMS[@]})
+
+## Check if ID exists
+for ExistingID in "${ALLIDS[@]}"; do
+   if [ $ExistingID -eq $ID ]; then
+      IdExists=true 
+      break
+   fi
+IdExists=false
+done
+if ! $IdExists; then echo "This ID does not exist"; exit; fi
+
+#Check type of ID
+if [[ $VMS =~ $ID ]];then
+    TYPE=VM;
+    DIST=$(qm guest exec $VMID -- awk -F= '$1=="ID" { print $2 ;}' /etc/os-release | jq '.["out-data"]')
+fi
+if [[ $CTS =~ $ID ]]; then
+    TYPE=CT
+    DIST=$(pct exec $CTID -- awk -F= '$1=="ID" { print $2 ;}' /etc/os-release)
+fi
+
+#Check if VM/CT is running
+if ! $($TYPE-State $ID); then echo "This ID is not runnig"; exit; fi
+
+#Check wich distro the CT/VM is running
+if [[ "${DIST}" == *"debian"* ]]; then
+    #Ask the wanted Debian version
+    DoDebianReleaseUpdate=true
+    DoAlpineReleaseUpdate=false
+
+    echo "Enter the Debian version to upgrade to"
+    read NewDebianVersion
+    while true; do
+        read -p "Upgrade to Debian $NewDebianVersion, is this correct? -> yes/no?" yn
+        case $yn in
+            [Nn]* )
+                echo "Enter the Debian version to upgrade to"
+                read NewDebianVersion
+            ;;
+            [Yy]* ) break;;
+            * ) echo "Choose yes or no.";;
+        esac
+    done
+elif [[ "${DIST}" == *"alpine"* ]]; then
+    #Ask the wanted Alpine version
+    DoAlpineReleaseUpdate=true
+    DoDebianReleaseUpdate=false
+
+    echo "Enter the Alpine version to upgrade to"
+    read NewAlpineVersion
+    while true; do
+        read -p "Upgrade to Alpine $NewAlpineVersion, is this correct? -> yes/no?" yn
+        case $yn in
+            [Nn]* )
+                echo "Enter the Alpine version to upgrade to"
+                read NewAlpineVersion
+            ;;
+            [Yy]* ) break;;
+            * ) echo "Choose yes or no.";;
+        esac
+    done
+else
+    echo "Warning: Release upgrade are supported for this distro"
+    exit
+fi
+
+$TYPE-UpgradeRelease $ID
\ No newline at end of file
diff --git a/functions.sh b/functions.sh
index 782fa1c..4f186eb 100644
--- a/functions.sh
+++ b/functions.sh
@@ -117,4 +117,93 @@ VM-State (){
         * )
         return 2;;
    esac
+}
+
+#Upgrading Release on CT
+CT-UpgradeRelease () {
+    #If yet set then set CTID as $1
+    if [ -z ${CTID+x} ]; then local CTID=$1;fi
+    echo "Upgrading release for $CTID"
+    #Getting distribution info
+    local DIST=$(pct exec $CTID -- awk -F= '$1=="ID" { print $2 ;}' /etc/os-release)
+    local RELVERSION=$(pct exec $CTID -- awk -F= '$1=="VERSION_ID" { print $2 ;}' /etc/os-release | cut -d"." -f 1,2)
+    local RELNAME=$(pct exec $CTID -- awk -F= '$1=="VERSION_CODENAME" { print $2 ;}' /etc/os-release)
+    local INSTCALL="pct exec $CTID"
+    local SNAPSHOTCMD="pct snapshot $CTID BeforeReleaseUpgrade --description" 
+    local DOREBOOT=false
+    #Call generic release upgrader
+    UpgradeRelease
+    if $DOREBOOT; then
+      qm reboot $VMID
+    fi
+    unset DIST RELVERSION RELNAME INSTCALL DOREBOOT
+}
+
+#Upgrading Release on VM
+VM-UpgradeRelease () {
+    #If yet set then set VMID as $1
+    if [ -z ${VMID+x} ]; then local VMID=$1;fi
+    echo "Upgrading release for $VMID, No output is provided until task is completed"
+    #Getting distribution info
+    local DIST=$(qm guest exec $VMID -- awk -F= '$1=="ID" { print $2 ;}' /etc/os-release | jq '.["out-data"]')
+    local RELVERSION=$(qm guest exec $VMID -- awk -F= '$1=="VERSION_ID" { print $2 ;}' /etc/os-release | jq '.["out-data"]' | cut -d"." -f 1,2 )
+    local RELNAME=$(qm guest exec $VMID -- awk -F= '$1=="VERSION_CODENAME" { print $2 ;}' /etc/os-release | jq '.["out-data"]')
+    local INSTCALL="qm guest exec $VMID"
+    local SNAPSHOTCMD="qm snapshot $VMID BeforeReleaseUpgrade --description" 
+    local DOREBOOT=false
+    #Call generic release upgrader
+    UpgradeRelease
+    if $DOREBOOT; then
+      qm reboot $VMID
+    fi
+    unset DIST RELVERSION RELNAME INSTCALL
+}
+
+#Run release update, called by CT-UpgradeRelease and VM-UpgradeRelease
+UpgradeRelease () {
+    #Getting distribution name
+    if [[ "${DIST}" == *"debian"* ]] && $DoDebianReleaseUpdate; then
+      if [ $RELNAME != $NewDebianVersion ]; then
+         #Create snapshot before upgrading
+         SNAPSHOTCMD "Before upgrade form Debian $RELNAME to Debian $NewDebianVersion" 
+         #Fully update current version
+         $INSTCALL -- apt update
+         $INSTCALL -- apt upgrade -y
+         $INSTCALL -- apt full-upgrade -y
+         # Update repo file(s)
+         $INSTCALL -- sed -i "s/$RELNAME/$NewDebianVersion/g" /etc/apt/sources.list
+         $INSTCALL -- sed -i "s/$RELNAME/$NewDebianVersion/g" /etc/apt/sources.list.d/*
+         # Run upgrade to new release 
+         $INSTCALL -- apt clean
+         $INSTCALL -- apt update
+         $INSTCALL -- apt upgrade -y
+         $INSTCALL -- apt full-upgrade -y
+         $INSTCALL -- apt autoremove -y
+         DOREBOOT=true
+       else
+         echo "Notice: Skiped, already up-to-date"
+       fi
+    elif [[ "${DIST}" == *"debian"* ]]; then
+        echo "Notice: Release upgrade disabled for Debian"
+    elif [[ "${DIST}" == *"alpine"* ]] && $DoAlpineReleaseUpdate ; then
+        if [ $RELVERSION != $NewAlpineVersion ]; then
+         #Create snapshot before upgrading
+         SNAPSHOTCMD "Before upgrade form Alpine $RELVERSION to Alpine $NewAlpineVersion" 
+         #Fully update current version
+         $INSTCALL -- apk update
+         $INSTCALL -- apk upgrade
+         $INSTCALL -- sed "s/$RELVERSION/$NewAlpineVersion/g" /etc/apk/repositories
+         $INSTCALL -- apk update
+         $INSTCALL -- apk add --upgrade apk-tools
+         $INSTCALL -- apk upgrade --available
+         DOREBOOT=true
+        else
+          echo "Notice: Skiped, already up-to-date"
+        fi
+    elif [[ "${DIST}" == *"alpine"* ]]; then
+        echo "Notice: Release upgrade disabled for Alpine"
+    else
+       echo "Warning: Release upgrade are supported for this distro"
+       #exit 100
+    fi
 }
\ No newline at end of file