diff --git a/.gitignore b/.gitignore
new file mode 100644
index 0000000..027ce35
--- /dev/null
+++ b/.gitignore
@@ -0,0 +1 @@
+_config/_localconfig.sh
diff --git a/_config/_localconfig.dist.sh b/_config/_localconfig.dist.sh
new file mode 100644
index 0000000..b9b04e7
--- /dev/null
+++ b/_config/_localconfig.dist.sh
@@ -0,0 +1,101 @@
+#!/bin/bash
+
+###################################
+### local config: moodle-docker
+###################################
+
+# Path to moodle-docker-compose
+# The path where the moodle-docker-compose script is located
+pathtobin="$HOME/Workspaces/moodle-docker/bin/moodle-docker-compose"
+
+
+###################################
+### local config: clusters
+###################################
+
+# Clusters:
+# The moodle instance clusters which should be supported for on-demand usage
+clusters=(core plugins)
+
+
+###################################
+### local config: versions
+###################################
+
+# Versions:
+# The moodle versions which should be supported for on-demand usage
+versions=(master 401 402 403 404 405)
+
+
+###################################
+### local config: php
+###################################
+
+# PHP versions:
+# The PHP versions which should be supported for on-demand usage
+phps=(7.4 8.0 8.1 8.2 8.3)
+
+# Default PHP version:
+# The PHP version which is used if the parameter is not given when the script is run
+phps_default='8.2'
+
+
+###################################
+### local config: databases
+###################################
+
+# Databases:
+# The databases engines which should be supported for on-demand usage
+databases=(pgsql mariadb mysql mssql oracle)
+
+# Default database:
+# The database engine which is used if the parameter is not given when the script is run
+databases_default='pgsql'
+
+
+###################################
+### local config: browsers
+###################################
+
+# Browsers:
+# The browsers for selenium testing which should be supported for on-demand usage
+browsers=(firefox chrome)
+
+# Default browser:
+# The browser for selenium testing which is used if the parameter is not given when the script is run
+browsers_default='firefox'
+
+
+###################################
+### local config: wwwroot
+###################################
+
+# WWWroot base:
+# The base path which will be used for building the particular instance's wwwroot
+wwwrootbase="$HOME/Workspaces/moodle-sites/moodle-docker-"
+
+
+###################################
+### local config: instances
+###################################
+
+# Instance name base:
+# The prefix which will be used for building the instance's name
+instancenamebase='moodle-docker-'
+
+
+###################################
+### local config: hosts and ports
+###################################
+
+# Host:
+# The host which the container should bind its ports to
+bindto='127.0.0.1'
+
+# Webserver port base:
+# The first digit of the port which the webserver container should bind its port to
+webportbase='6'
+
+# VNC port base:
+# The first digit of the port which the selenium VNC container should bind its port to
+vncportbase='5'
diff --git a/_include/_functions.sh b/_include/_functions.sh
new file mode 100755
index 0000000..380e47d
--- /dev/null
+++ b/_include/_functions.sh
@@ -0,0 +1,83 @@
+#!/bin/bash
+
+###################################
+### functions
+###################################
+
+success ()
+{
+    echo -e "\033[32mSuccess\033[0m"
+    return 0
+}
+
+failure ()
+{
+    echo -e "\033[31mFailed (return code: $?)\033[0m" >&2
+    exit 1
+}
+
+now ()
+{
+    echo
+    echo -e "\033[1;35mNow: $1\033[0m"
+}
+
+confirm ()
+{
+    read -p "Continue (y/n)? " CONT
+    if [ "$CONT" != "y" ]; then
+        echo "Ok, exiting...";
+        exit 1;
+    fi
+}
+
+ask ()
+{
+    read -p "Do you want me to do this (y/n)? " CONT
+    if [ "$CONT" == "y" ]; then
+        echo "Ok, I will do this...";
+        $1 \
+            && success || failure
+    elif [ "$CONT" == "n" ]; then
+        echo "Ok, I will not do this...";
+    else
+        echo "Invalid answer, exiting...";
+        exit 1;
+    fi
+}
+
+acknowledge ()
+{
+    read -p "Press any key to continue."
+}
+
+array_join_by ()
+{
+    local IFS="$1"
+    shift
+    echo "$*"
+}
+
+array_contains_element ()
+{
+    local e match="$1"
+    shift
+    for e
+    do
+        if [[ "$e" == "$match" ]]; then
+            return 0
+        fi
+    done
+    return 1
+}
+
+array_get_index_of()
+{
+    needle=$1 && shift
+    haystack=("$@")
+    for i in "${!haystack[@]}"; do
+        if [[ "${haystack[$i]}" = "${needle}" ]]; then
+            echo "${i}"
+        fi
+    done
+}
diff --git a/bin/moodle-docker-bash.sh b/bin/moodle-docker-bash.sh
new file mode 100755
index 0000000..43981dd
--- /dev/null
+++ b/bin/moodle-docker-bash.sh
@@ -0,0 +1,74 @@
+#!/bin/bash
+
+###################################
+### includes
+###################################
+
+CURRENTDIR=$( cd "$( dirname "${BASH_SOURCE[0]}" )" && pwd )
+source "$CURRENTDIR/../_include/_functions.sh"
+source "$CURRENTDIR/../_config/_localconfig.sh"
+
+
+###################################
+### check startup
+###################################
+
+usage ()
+{
+    cat <<EOU
+Usage: 
+moodle-docker-bash.sh
+EOU
+}
+
+
+# Verify that the script is not being sourced (just in case that the user was confused)
+if [[ $0 != "$BASH_SOURCE" ]]; then
+    usage
+    return 1
+fi
+
+
+# Verify that all necessary env variables are set
+if [[ -z "$COMPOSE_PROJECT_NAME" ]] || [[ -z "$MOODLE_DOCKER_WWWROOT" ]] || [[ -z "$MOODLE_DOCKER_DB" ]] || [[ -z "$MOODLE_DOCKER_PHP_VERSION" ]] || [[ -z "$MOODLE_DOCKER_WEB_PORT" ]] || [[ -z "$MOODLE_DOCKER_BROWSER" ]] || [[ -z "$MOODLE_DOCKER_SELENIUM_VNC_PORT" ]]; then
+    echo 'Necessary env variables are not set yet.'
+    echo 'Please run moodle-docker-env.sh first'
+    exit 1
+fi
+
+
+# Process parameters
+while getopts 'h' OPTION; do
+    case "$OPTION" in
+        h)
+            usage
+            exit 0
+            ;;
+        :)
+            usage
+            exit 1
+            ;;
+        *)
+            usage
+            exit 1
+            ;;
+        ?)
+            usage
+            exit 1
+            ;;
+    esac
+done
+shift $((OPTIND-1))
+
+# Verify that no argument was given
+if [[ $OPTIND -ne 1 ]]; then
+    usage
+    exit 1
+fi
+
+
+###################################
+### action
+###################################
+
+$pathtobin exec webserver bash
\ No newline at end of file
diff --git a/bin/moodle-docker-env.sh b/bin/moodle-docker-env.sh
new file mode 100755
index 0000000..789cd39
--- /dev/null
+++ b/bin/moodle-docker-env.sh
@@ -0,0 +1,218 @@
+#!/bin/bash
+
+###################################
+### includes
+###################################
+
+CURRENTDIR=$( cd "$( dirname "${BASH_SOURCE[0]}" )" && pwd )
+source "$CURRENTDIR/../_include/_functions.sh"
+source "$CURRENTDIR/../_config/_localconfig.sh"
+
+
+###################################
+### unset variables
+###################################
+
+# The variables used in this script have to be unset here as the script is sourced and might have run before
+unset cluster version php database browser
+unset clustersstring versionsstring phpsstring databasesstring browsersstring
+unset versionname instancepath instancename port2 port3 port4 port5 webport vncport
+
+
+###################################
+### check startup
+###################################
+
+usage ()
+{
+    clustersstring=`array_join_by "|" "${clusters[@]}"`
+    versionsstring=`array_join_by "|" "${versions[@]}"`
+    phpsstring=`array_join_by "|" "${phps[@]}"`
+    databasesstring=`array_join_by "|" "${databases[@]}"`
+    browsersstring=`array_join_by "|" "${browsers[@]}"`
+    cat <<EOU
+Usage: 
+source moodle-docker-env.sh -c <$clustersstring> -v <$versionsstring> [options]
+
+Mandatory parameters:
+  -c <$clustersstring>
+     The moodle instance cluster which is to be used
+     Defaults to: $clusters_default
+  -v <$versionsstring>
+     The moodle version which is to be used
+     Defaults to: $versions_default
+
+Optional parameters:
+  -p <$phpsstring>
+     The PHP version which is to be used
+     Defaults to: $phps_default
+  -d <$databasesstring>
+     The database engine which is to be used
+     Defaults to: $databases_default
+  -s <$browsersstring>
+     The browser which is to be used for selenium testing
+     Defaults to: $browsers_default
+EOU
+}
+
+
+# Verify that the script is being sourced (to be able to give the environment variables back to the calling shell)
+if [[ $0 == "$BASH_SOURCE" ]]; then
+    usage
+    exit 1
+fi
+
+# Process parameters
+OPTIND=1 # This is needed as the script is sourced
+while getopts 'hc:v:p:d:s:' OPTION; do
+    case "$OPTION" in
+        h)
+            usage
+            return 0
+            ;;
+        c)
+            if ! array_contains_element "$OPTARG" "${clusters[@]}"; then
+                usage
+                return 1
+            else
+                cluster=$OPTARG
+            fi
+            ;;
+        v)
+            if ! array_contains_element "$OPTARG" "${versions[@]}"; then
+                usage
+                return 1
+            else
+                version=$OPTARG
+            fi
+            ;;
+        p)
+            if ! array_contains_element "$OPTARG" "${phps[@]}"; then
+                usage
+                return 1
+            else
+                php=$OPTARG
+            fi
+            ;;
+        d)
+            if ! array_contains_element "$OPTARG" "${databases[@]}"; then
+                usage
+                return 1
+            else
+                database=$OPTARG
+            fi
+            ;;
+        s)
+            if ! array_contains_element "$OPTARG" "${browsers[@]}"; then
+                usage
+                return 1
+            else
+                browser=$OPTARG
+            fi
+            ;;
+        :)
+            usage
+            return 1
+            ;;
+        *)
+            usage
+            return 1
+            ;;
+        ?)
+            usage
+            return 1
+            ;;
+    esac
+done
+shift $((OPTIND-1))
+
+
+# Verify that a cluster was given
+if [[ -z "$cluster" ]]; then
+    usage
+    return 1
+fi
+
+# Verify that a version was given
+if [[ -z "$version" ]]; then
+    usage
+    return 1
+fi
+
+# Handle specialties of the master branch
+if [[ "$version" == 'master' ]]; then
+    versionname=$version
+else
+    versionname=stable$version
+fi
+
+# If no PHP version was given, use the default
+if [[ -z "$php" ]]; then
+    php=$phps_default
+fi
+
+# If no database was given, use the default
+if [[ -z "$database" ]]; then
+    database=$databases_default
+fi
+
+# If no browser was given, use the default
+if [[ -z "$browser" ]]; then
+    browser=$browsers_default
+fi
+
+
+###################################
+### compose data
+###################################
+
+# Compose the instance path
+instancepath=${wwwrootbase}${versionname}_${cluster}
+
+# Compose the instance name
+instancename=${instancenamebase}${versionname}_${cluster}_${database}_php${php//.}
+
+# Compose the instance ports
+port2=$(array_get_index_of $cluster "${clusters[@]}")
+port3=$(array_get_index_of $version "${versions[@]}")
+port4=$(array_get_index_of $database "${databases[@]}")
+port5=$(array_get_index_of $php "${phps[@]}")
+webport=${webportbase}${port2}${port3}${port4}${port5}
+vncport=${vncportbase}${port2}${port3}${port4}${port5}
+
+
+###################################
+### set environment
+###################################
+
+export COMPOSE_PROJECT_NAME=$instancename
+export MOODLE_DOCKER_WWWROOT=$instancepath
+export MOODLE_DOCKER_DB=$database
+export MOODLE_DOCKER_PHP_VERSION=$php
+export MOODLE_DOCKER_WEB_PORT=$bindto:$webport
+export MOODLE_DOCKER_BROWSER=$browser
+export MOODLE_DOCKER_SELENIUM_VNC_PORT=$bindto:$vncport
+
+
+###################################
+### change directory
+###################################
+
+cd $MOODLE_DOCKER_WWWROOT
+
+
+###################################
+### information
+###################################
+
+echo
+echo -e "Instance name:    \033[1m${instancename}\033[0m"
+echo -e "Instance path:    \033[1m${instancepath}\033[0m"
+echo -e "Cluster:          \033[1m${cluster}\033[0m"
+echo -e "Moodle Version:   \033[1m${version}\033[0m"
+echo -e "PHP Version:      \033[1m${php}\033[0m"
+echo -e "Database:         \033[1m${database}\033[0m"
+echo -e "Selenium browser: \033[1m${browser}\033[0m"
+echo
+echo -e "Webserver URL:    \033[1m\033[93mhttp://${bindto}:${webport}/\033[39m\033[0m"
+echo -e "VNC Port:         \033[1m${bindto}:${vncport}\033[0m"
diff --git a/bin/moodle-docker-init.sh b/bin/moodle-docker-init.sh
new file mode 100755
index 0000000..837786a
--- /dev/null
+++ b/bin/moodle-docker-init.sh
@@ -0,0 +1,148 @@
+#!/bin/bash
+
+###################################
+### includes
+###################################
+
+CURRENTDIR=$( cd "$( dirname "${BASH_SOURCE[0]}" )" && pwd )
+source "$CURRENTDIR/../_include/_functions.sh"
+source "$CURRENTDIR/../_config/_localconfig.sh"
+
+
+###################################
+### check startup
+###################################
+
+usage ()
+{
+    cat <<EOU
+Usage: 
+moodle-docker-init.sh [options]
+
+Parameters (at least one is required):
+  -m
+     Initialize the database for manual usage
+  -e
+     Initialize the data set with example courses and test users
+  -b
+     Initialize the behat testing environment
+  -u
+     Initialize the PHPUnit testing environment
+EOU
+}
+
+
+# Verify that the script is not being sourced (just in case that the user was confused)
+if [[ $0 != "$BASH_SOURCE" ]]; then
+    usage
+    return 1
+fi
+
+
+# Verify that all necessary env variables are set
+if [[ -z "$COMPOSE_PROJECT_NAME" ]] || [[ -z "$MOODLE_DOCKER_WWWROOT" ]] || [[ -z "$MOODLE_DOCKER_DB" ]] || [[ -z "$MOODLE_DOCKER_PHP_VERSION" ]] || [[ -z "$MOODLE_DOCKER_WEB_PORT" ]] || [[ -z "$MOODLE_DOCKER_BROWSER" ]] || [[ -z "$MOODLE_DOCKER_SELENIUM_VNC_PORT" ]]; then
+    echo 'Necessary env variables are not set yet.'
+    echo 'Please run moodle-docker-env.sh first'
+    exit 1
+fi
+
+
+# Process parameters
+while getopts 'hmebu' OPTION; do
+    case "$OPTION" in
+        h)
+            usage
+            exit 0
+            ;;
+        m)
+            initmanual=true
+            ;;
+        e)
+            initdata=true
+            ;;
+        b)
+            initbehat=true
+            ;;
+        u)
+            initunit=true
+            ;;
+        :)
+            usage
+            exit 1
+            ;;
+        *)
+            usage
+            exit 1
+            ;;
+        ?)
+            usage
+            exit 1
+            ;;
+    esac
+done
+shift $((OPTIND-1))
+
+# Verify that at least one argument was given
+if [[ $OPTIND -eq 1 ]]; then
+    usage
+    exit 1
+fi
+
+
+###################################
+### action
+###################################
+
+# If requested, initialize the database for manual usage
+if [[ $initmanual == 'true' ]]; then
+    $pathtobin exec webserver php admin/cli/install_database.php --agree-license --fullname="$COMPOSE_PROJECT_NAME" --shortname="$COMPOSE_PROJECT_NAME" --adminpass="test" --adminemail="admin@example.com"
+fi
+
+# If requested, initialize the smart data set with example courses and test users
+if [[ $initdata == 'true' ]]; then
+    wget https://raw.githubusercontent.com/andrewnicols/moodle-datagenerator/master/smartdata.php -P $MOODLE_DOCKER_WWWROOT/
+    moodle-docker-compose exec webserver php smartdata.php --admin
+    rm -f $MOODLE_DOCKER_WWWROOT/smartdata.php
+fi
+
+# If requested, initialize the behat testing environment
+if [[ $initbehat == 'true' ]]; then
+    $pathtobin exec webserver php admin/tool/behat/cli/init.php
+fi
+
+# If requested, initialize the PHPUnit testing environment
+if [[ $initunit == 'true' ]]; then
+    $pathtobin exec webserver php admin/tool/phpunit/cli/init.php
+fi
+
+
+###################################
+### information
+###################################
+
+
+echo
+
+if [[ $initmanual == 'true' ]]; then
+    echo -e "Init manual:      \033[1m\033[92mYes\033[39m\033[0m"
+else
+    echo -e "Init manual:      \033[1m\033[91mNo\033[39m\033[0m"
+fi
+
+if [[ $initdata == 'true' ]]; then
+    echo -e "Init data:        \033[1m\033[92mYes\033[39m\033[0m"
+else
+    echo -e "Init data:        \033[1m\033[91mNo\033[39m\033[0m"
+fi
+
+if [[ $initbehat == 'true' ]]; then
+    echo -e "Init behat:       \033[1m\033[92mYes\033[39m\033[0m"
+else
+    echo -e "Init behat:       \033[1m\033[91mNo\033[39m\033[0m"
+fi
+
+if [[ $initunit == 'true' ]]; then
+    echo -e "Init PHPUnit:     \033[1m\033[92mYes\033[39m\033[0m"
+else
+    echo -e "Init PHPUnit:     \033[1m\033[91mNo\033[39m\033[0m"
+fi
diff --git a/bin/moodle-docker-startup.sh b/bin/moodle-docker-startup.sh
new file mode 100755
index 0000000..4531ad8
--- /dev/null
+++ b/bin/moodle-docker-startup.sh
@@ -0,0 +1,173 @@
+#!/bin/bash
+
+###################################
+### includes
+###################################
+
+CURRENTDIR=$( cd "$( dirname "${BASH_SOURCE[0]}" )" && pwd )
+source "$CURRENTDIR/../_include/_functions.sh"
+source "$CURRENTDIR/../_config/_localconfig.sh"
+
+
+###################################
+### unset variables
+###################################
+
+# The variables used in this script have to be unset here as the script is sourced and might have run before
+unset cluster version php database browser
+unset clustersstring versionsstring phpsstring databasesstring browsersstring
+
+
+###################################
+### check startup
+###################################
+
+usage ()
+{
+    clustersstring=`array_join_by "|" "${clusters[@]}"`
+    versionsstring=`array_join_by "|" "${versions[@]}"`
+    phpsstring=`array_join_by "|" "${phps[@]}"`
+    databasesstring=`array_join_by "|" "${databases[@]}"`
+    browsersstring=`array_join_by "|" "${browsers[@]}"`
+    cat <<EOU
+Usage: 
+source moodle-docker-startup.sh -c <$clustersstring> -v <$versionsstring> [options]
+
+Mandatory parameters:
+  -c <$clustersstring>
+     The moodle instance cluster which is to be used
+     Defaults to: $clusters_default
+  -v <$versionsstring>
+     The moodle version which is to be used
+     Defaults to: $versions_default
+
+Optional parameters:
+  -p <$phpsstring>
+     The PHP version which is to be used
+     Defaults to: $phps_default
+  -d <$databasesstring>
+     The database engine which is to be used
+     Defaults to: $databases_default
+  -s <$browsersstring>
+     The browser which is to be used for selenium testing
+     Defaults to: $browsers_default
+  -m
+     Initialize the database for manual usage
+  -e
+     Initialize the data set with example courses and test users
+  -b
+     Initialize the behat testing environment
+  -u
+     Initialize the PHPUnit testing environment
+EOU
+}
+
+
+# Verify that the script is being sourced (to be able to give the environment variables back to the calling shell)
+if [[ $0 == "$BASH_SOURCE" ]]; then
+    usage
+    exit 1
+fi
+
+# Process parameters
+while getopts 'hc:v:p:d:s:mebu' OPTION; do
+    case "$OPTION" in
+        h)
+            usage
+            return 0
+            ;;
+        c)
+            if ! array_contains_element "$OPTARG" "${clusters[@]}"; then
+                usage
+                return 1
+            else
+                cluster="-c $OPTARG"
+            fi
+            ;;
+        v)
+            if ! array_contains_element "$OPTARG" "${versions[@]}"; then
+                usage
+                return 1
+            else
+                version="-v $OPTARG"
+            fi
+            ;;
+        p)
+            if ! array_contains_element "$OPTARG" "${phps[@]}"; then
+                usage
+                return 1
+            else
+                php="-p $OPTARG"
+            fi
+            ;;
+        d)
+            if ! array_contains_element "$OPTARG" "${databases[@]}"; then
+                usage
+                return 1
+            else
+                database="-d $OPTARG"
+            fi
+            ;;
+        s)
+            if ! array_contains_element "$OPTARG" "${browsers[@]}"; then
+                usage
+                return 1
+            else
+                browser="-s $OPTARG"
+            fi
+            ;;
+        m)
+            initmanual="-m"
+            ;;
+        e)
+            initdata="-e"
+            ;;
+        b)
+            initbehat="-b"
+            ;;
+        u)
+            initunit="-u"
+            ;;
+        :)
+            usage
+            return 1
+            ;;
+        *)
+            usage
+            return 1
+            ;;
+        ?)
+            usage
+            return 1
+            ;;
+    esac
+done
+shift $((OPTIND-1))
+
+
+# Verify that a cluster was given
+if [[ -z "$cluster" ]]; then
+    usage
+    return 1
+fi
+
+# Verify that a version was given
+if [[ -z "$version" ]]; then
+    usage
+    return 1
+fi
+
+
+###################################
+### run dedicated scripts
+###################################
+
+source moodle-docker-env.sh $cluster $version $php $database $browser
+
+echo
+$pathtobin up -d
+
+if [[ -n "$initmanual" ]] || [[ -n "$initdata" ]] || [[ -n "$initbehat" ]] || [[ -n "$initunit" ]]; then
+    echo
+    moodle-docker-init.sh $initmanual $initdata $initbehat $initunit
+fi