diff --git a/lgsm/config-default/config-lgsm/arma3server/_default.cfg b/lgsm/config-default/config-lgsm/arma3server/_default.cfg
index 7c4619c17f..8723ef79d3 100644
--- a/lgsm/config-default/config-lgsm/arma3server/_default.cfg
+++ b/lgsm/config-default/config-lgsm/arma3server/_default.cfg
@@ -27,6 +27,11 @@ mods=""
 ## Server-side Mods
 servermods=""
 
+## Mods to be downloaded from Steam Workshop
+# Use workshop ids
+# workshopmods="450814997;2131302796"
+workshopmods=""
+
 ## Path to BattlEye
 # Leave empty for default
 bepath=""
@@ -134,6 +139,8 @@ sleeptime="0.5"
 # Server appid
 appid="233780"
 steamcmdforcewindows="no"
+# Game appid
+gameappid="107410"
 # SteamCMD Branch | https://docs.linuxgsm.com/steamcmd/branch
 branch=""
 betapassword=""
diff --git a/lgsm/functions/command_workshop_install.sh b/lgsm/functions/command_workshop_install.sh
new file mode 100644
index 0000000000..f047aaaddd
--- /dev/null
+++ b/lgsm/functions/command_workshop_install.sh
@@ -0,0 +1,46 @@
+#!/bin/bash
+# LinuxGSM command_workshop_install.sh module
+# Author: Daniel Gibbs
+# Contributors: http://linuxgsm.com/contrib
+# Website: https://linuxgsm.com
+# Description: List and installs available mods along with mods_list.sh and mods_core.sh.
+
+commandname="WORKSHOP-INSTALL"
+commandaction="Installing Steam Workshop mods"
+functionselfname="$(basename "$(readlink -f "${BASH_SOURCE[0]}")")"
+fn_firstcommand_set
+
+check.sh
+workshop_core.sh
+
+fn_print_header
+fn_create_workshop_dir
+fn_workshop_get_list
+
+# Displays a list of installed mods.
+
+echo -e ""
+echo -e "Installed workshop addons/mods"
+echo -e "================================="
+fn_workshop_installed_list
+
+for modid in "${workshoplist[@]}"; do
+	# Check if the mod is already installed and warn the user.
+	# if ! fn_workshop_check_mod_update $modid; then
+	# 	fn_print_warning_nl "$(fn_workshop_get_mod_name ${modid}) is already installed"
+	# 	fn_script_log_warn "$(fn_workshop_get_mod_name ${modid}) is already installed"
+	# 	echo -e " * Any configs may be overwritten."
+	# 	if ! fn_prompt_yn "Continue?" Y; then
+	# 		core_exit.sh
+	# 	fi
+	# 	fn_script_log_info "User selected to continue"
+	# fi
+	echo -e ""
+	echo -e "Installing $(fn_workshop_get_mod_name ${modid})."
+	echo -e "================================="
+	fn_workshop_download "${modid}"
+	fn_workshop_copy_destination "${modid}"s
+done
+
+fn_workshop_lowercase
+core_exit.sh
diff --git a/lgsm/functions/command_workshop_update.sh b/lgsm/functions/command_workshop_update.sh
new file mode 100644
index 0000000000..a5b7814a84
--- /dev/null
+++ b/lgsm/functions/command_workshop_update.sh
@@ -0,0 +1,36 @@
+#!/bin/bash
+# LinuxGSM command_workshop_install.sh module
+# Author: Daniel Gibbs
+# Contributors: http://linuxgsm.com/contrib
+# Website: https://linuxgsm.com
+# Description: List and installs available mods along with mods_list.sh and mods_core.sh.
+
+commandname="WORKSHOP-INSTALL"
+commandaction="Installing Steam Workshop mods"
+functionselfname="$(basename "$(readlink -f "${BASH_SOURCE[0]}")")"
+fn_firstcommand_set
+
+check.sh
+workshop_core.sh
+fn_print_header
+fn_create_workshop_dir
+fn_workshop_get_list
+
+# Displays a list of installed mods.
+echo -e "Installed workshop addons/mods"
+echo -e "================================="
+fn_workshop_installed_list
+
+for modid in "${workshoplist[@]}"; do
+    modname="$(fn_workshop_get_mod_name ${modid})"
+    if [ fn_workshop_check_mod_update "${modid}" ]; then
+        echo "Mod ${modname} (${modid}) is not up to date."
+        fn_workshop_download "${modid}"
+        fn_workshop_copy_destination "${modid}"
+    else
+        echo "Mod ${modname} is up to date."
+    fi
+done
+
+fn_workshop_lowercase
+core_exit.sh
diff --git a/lgsm/functions/core_functions.sh b/lgsm/functions/core_functions.sh
index bca5debf94..0744226243 100755
--- a/lgsm/functions/core_functions.sh
+++ b/lgsm/functions/core_functions.sh
@@ -151,6 +151,21 @@ command_mods_remove.sh() {
 	fn_fetch_function
 }
 
+command_workshop_install.sh() {
+	functionfile="${FUNCNAME[0]}"
+	fn_fetch_function
+}
+
+command_workshop_update.sh() {
+	functionfile="${FUNCNAME[0]}"
+	fn_fetch_function
+}
+
+command_workshop_remove.sh() {
+	functionfile="${FUNCNAME[0]}"
+	fn_fetch_function
+}
+
 command_fastdl.sh() {
 	functionfile="${FUNCNAME[0]}"
 	fn_fetch_function
@@ -287,6 +302,13 @@ mods_core.sh() {
 	fn_fetch_function
 }
 
+# Steam Workshop
+
+workshop_core.sh() {
+	functionfile="${FUNCNAME[0]}"
+	fn_fetch_function
+}
+
 # Dev
 
 command_dev_clear_functions.sh() {
diff --git a/lgsm/functions/core_getopt.sh b/lgsm/functions/core_getopt.sh
index fdd66ab3f5..6ff8f2f1cb 100755
--- a/lgsm/functions/core_getopt.sh
+++ b/lgsm/functions/core_getopt.sh
@@ -37,6 +37,10 @@ cmd_validate=("v;validate" "command_validate.sh" "Validate server files with Ste
 cmd_mods_install=("mi;mods-install" "command_mods_install.sh" "View and install available mods/addons.")
 cmd_mods_remove=("mr;mods-remove" "command_mods_remove.sh" "View and remove an installed mod/addon.")
 cmd_mods_update=("mu;mods-update" "command_mods_update.sh" "Update installed mods/addons.")
+# Server with Steam Workshop
+cmd_workshop_install=("wi;workshop-install" "command_workshop_install.sh" "View and install mods/addons from Steam Workshop.")
+cmd_workshop_remove=("wr;workshop-remove" "command_workshop_remove.sh" "View and remove an installed mod/addon from Steam Workshop.")
+cmd_workshop_update=("wu;workshop-update" "command_workshop_update.sh" "Update installed mods/addons from Steam Workshop.")
 # Server specific.
 cmd_change_password=("pw;change-password" "command_ts3_server_pass.sh" "Change TS3 serveradmin password.")
 cmd_install_default_resources=("ir;install-default-resources" "command_install_resources_mta.sh" "Install the MTA default resources.")
@@ -137,6 +141,11 @@ if [ "${engine}" == "source" ] || [ "${shortname}" == "rust" ] || [ "${shortname
 	currentopt+=("${cmd_mods_install[@]}" "${cmd_mods_remove[@]}" "${cmd_mods_update[@]}")
 fi
 
+## Workshop commands.
+if [ "${engine}" == "realvirtuality" ]; then
+	currentopt+=("${cmd_workshop_install[@]}" "${cmd_workshop_remove[@]}" "${cmd_workshop_update[@]}")
+fi
+
 ## Installer.
 currentopt+=("${cmd_install[@]}" "${cmd_auto_install[@]}")
 
diff --git a/lgsm/functions/workshop_core.sh b/lgsm/functions/workshop_core.sh
new file mode 100644
index 0000000000..6120345b3b
--- /dev/null
+++ b/lgsm/functions/workshop_core.sh
@@ -0,0 +1,318 @@
+#!/bin/bash
+# LinuxGSM workshop_core.sh module
+# Author: Daniel Gibbs
+# Contributors: http://linuxgsm.com/contrib
+# Website: https://linuxgsm.com
+# Description: Core functions for mods list/install/update/remove
+
+functionselfname="$(basename "$(readlink -f "${BASH_SOURCE[0]}")")"
+
+# Files and Directories.
+steam="${steamcmd}/steam"
+workshopmodsdir="${serverfiles}/mods"
+keysdir="${serverfiles}/keys"
+workshopmodsdldir="${lgsmdir}/workshop"
+workshopmodslist="workshop-mods.txt"
+workshopmodslistfullpath="${configdir}/${workshopmodslist}"
+workshopmoddownloaddir="${steam}/steamapps/workshop/content/${appid}"
+
+## Installation.
+core_steamcmd.sh
+fn_check_steamcmd_exec
+
+# # Download management.
+# For Workshop Mod Downloads, we need to use game app id, not the server app id.
+fn_workshop_download() {
+	local modid=$1
+	local workshopmodsrcdir="${workshopmoddownloaddir}/${modid}"
+
+	if [ -d "${steamcmddir}" ]; then
+		cd "${steamcmddir}" || exit
+	fi
+
+	# Unbuffer will allow the output of steamcmd not buffer allowing a smooth output.
+	# unbuffer us part of the expect package.
+	if [ "$(command -v unbuffer)" ]; then
+		unbuffer="unbuffer"
+	fi
+
+	# To do error checking for SteamCMD the output of steamcmd will be saved to a log.
+	steamcmdlog="${lgsmlogdir}/${selfname}-steamcmd.log"
+
+	# clear previous steamcmd log
+	if [ -f "${steamcmdlog}" ]; then
+		rm -f "${steamcmdlog:?}"
+	fi
+	counter=0
+	while [ "${counter}" == "0" ] || [ "${exitcode}" != "0" ]; do
+		counter=$((counter + 1))
+		# Select SteamCMD parameters
+		${unbuffer} ${steamcmdcommand} +force_install_dir "${workshopmodsdldir}" +login "${steamuser}" "${steampass}" +workshop_download_item "${gameappid}" "${modid}" +quit | uniq | tee -a "${lgsmlog}" "${steamcmdlog}"
+
+		# Error checking for SteamCMD. Some errors will loop to try again and some will just exit.
+		# Check also if we have more errors than retries to be sure that we do not loop to many times and error out.
+		exitcode=$?
+		if [ -n "$(grep -i "Error!" "${steamcmdlog}" | tail -1)" ] && [ "$(grep -ic "Error!" "${steamcmdlog}")" -ge "${counter}" ]; then
+			# Not enough space.
+			if [ -n "$(grep "0x202" "${steamcmdlog}" | tail -1)" ]; then
+				fn_print_failure_nl "${commandaction} ${selfname}: ${remotelocation}: Not enough disk space to download workshop mod"
+				fn_script_log_fatal "${commandaction} ${selfname}: ${remotelocation}: Not enough disk space to download workshop mod"
+				core_exit.sh
+				# Not enough space.
+			elif [ -n "$(grep "0x212" "${steamcmdlog}" | tail -1)" ]; then
+				fn_print_failure_nl "${commandaction} ${selfname}: ${remotelocation}: Not enough disk space to download workshop mod"
+				fn_script_log_fatal "${commandaction} ${selfname}: ${remotelocation}: Not enough disk space to download workshop mod"
+				core_exit.sh
+			# Need tp purchase game.
+			elif [ -n "$(grep "No subscription" "${steamcmdlog}" | tail -1)" ]; then
+				fn_print_failure_nl "${commandaction} ${selfname}: ${remotelocation}: Steam account does not have a license for the required game"
+				fn_script_log_fatal "${commandaction} ${selfname}: ${remotelocation}: Steam account does not have a license for the required game"
+				core_exit.sh
+			# Two-factor authentication failure
+			elif [ -n "$(grep "Two-factor code mismatch" "${steamcmdlog}" | tail -1)" ]; then
+				fn_print_failure_nl "${commandaction} ${selfname}: ${remotelocation}: Two-factor authentication failure"
+				fn_script_log_fatal "${commandaction} ${selfname}: ${remotelocation}: Two-factor authentication failure"
+				core_exit.sh
+			# Incorrect Branch password
+			elif [ -n "$(grep "Password check for AppId" "${steamcmdlog}" | tail -1)" ]; then
+				fn_print_failure_nl "${commandaction} ${selfname}: ${remotelocation}: betapassword is incorrect"
+				fn_script_log_fatal "${commandaction} ${selfname}: ${remotelocation}: betapassword is incorrect"
+				core_exit.sh
+			# Update did not finish.
+			elif [ -n "$(grep "0x402" "${steamcmdlog}" | tail -1)" ] || [ -n "$(grep "0x602" "${steamcmdlog}" | tail -1)" ]; then
+				fn_print_error2_nl "${commandaction} ${selfname}: ${remotelocation}: Update required but not completed - check network"
+				fn_script_log_error "${commandaction} ${selfname}: ${remotelocation}: Update required but not completed - check network"
+			else
+				fn_print_error2_nl "${commandaction} ${selfname}: ${remotelocation}: Unknown error occured"
+				echo -en "Please provide content log to LinuxGSM developers https://linuxgsm.com/steamcmd-error"
+				fn_script_log_error "${commandaction} ${selfname}: ${remotelocation}: Unknown error occured"
+			fi
+		elif [ "${exitcode}" != "0" ]; then
+			fn_print_error2_nl "${commandaction} ${selfname}: ${remotelocation}: Exit code: ${exitcode}"
+			fn_script_log_error "${commandaction} ${selfname}: ${remotelocation}: Exit code: ${exitcode}"
+		else
+			fn_print_complete_nl "${commandaction} ${selfname}: ${remotelocation}"
+			fn_script_log_pass "${commandaction} ${selfname}: ${remotelocation}"
+		fi
+
+		if [ "${counter}" -gt "10" ]; then
+			fn_print_failure_nl "${commandaction} ${selfname}: ${remotelocation}: Did not complete the download, too many retrys"
+			fn_script_log_fatal "${commandaction} ${selfname}: ${remotelocation}: Did not complete the download, too many retrys"
+			core_exit.sh
+		fi
+	done
+}
+
+fn_workshop_get_list() {
+	workshoplist=($(echo "${workshopmods}" | tr ";" "\n"))
+}
+
+fn_workshop_get_latest_mod_version() {
+	local modid="$1"
+	local serverresp="$(curl -s -d "itemcount=1&publishedfileids[0]=${modid}" "http://api.steampowered.com/ISteamRemoteStorage/GetPublishedFileDetails/v1")"
+	local remupd=
+	if [[ "${serverresp}" =~ \"hcontent_file\":[[:space:]]*([^,]*) ]]; then
+       remupd="${BASH_REMATCH[1]}"
+    fi
+    echo "${remupd}" | tr -d '"'
+}
+
+fn_workshop_get_name_from_steam() {
+	local modid="$1"
+	local serverresp="$(curl -s -d "itemcount=1&publishedfileids[0]=${modid}" "http://api.steampowered.com/ISteamRemoteStorage/GetPublishedFileDetails/v1")"
+	local title=
+	if [[ "${serverresp}" =~ \"title\":[[:space:]]*([^,]*) ]]; then
+       title="${BASH_REMATCH[1]}"
+    fi
+    echo "${title}" | tr -d '"'
+}
+
+fn_workshop_check_mod_update() {
+	local modid="$1"
+	if [ ! -f "${workshopmodsdldir}/steamapps/workshop/appworkshop_${gameappid}.acf" ]; then return 0; fi
+	local instmft="$(sed -n '/^\t"WorkshopItemsInstalled"$/,/^\t[}]$/{/^\t\t"'"${modid}"'"$/,/^\t\t[}]$/{s|^\t\t\t"manifest"\t\t"\(.*\)"$|\1|p}}' <"${workshopmodsdldir}/steamapps/workshop/appworkshop_${gameappid}.acf")"
+	if [ -z "${instmft}" ]; then return 0; fi
+	local remmft="$(fn_workshop_get_latest_mod_version "${modid}")"
+	if [[ -n "${remmft}" && "${instmft}" != "${remmft}" ]]; then
+		return 0 # true
+	fi
+	return 1 # false
+}
+
+fn_workshop_is_mod_copy_needed(){
+	local modid="$1"
+	local modsrc="${workshopmodsdldir}/steamapps/workshop/content/${gameappid}/${modid}"
+	if [ ! -f "${workshopmodsdir}/${modid}/meta.cpp" ]; then return 0; fi
+	local instmft="$(grep "timestamp" ${workshopmodsdir}/${modid}/meta.cpp)"
+	if [ -z "${instmft}" ]; then return 0; fi
+	local remmft="$(grep "timestamp" ${modsrc}/meta.cpp)"
+	if [[ -n "${remmft}" && "${instmft}" != "${remmft}" ]]; then
+		return 0 # true
+	fi
+	return 1
+}
+
+
+fn_workshop_get_mod_name(){
+	local modid="$1"
+	# Each game has different Steam Workshop structure, so mod id will be stored in a different place
+	if [ "${engine}" == "realvirtuality" ]; then
+		if ! [ -d "${workshopmodsdir}/${modid}" ]; then
+			echo "$(grep -Po '(?<=name = ").+?(?=")' ${workshopmodsdir}/${modid}/mod.cpp)"
+		elif ! [ -d "${workshopmodsdldir}/steamapps/workshop/content/${gameappid}/${modid}" ]; then
+			echo "$(grep -Po '(?<=name = ").+?(?=")' ${workshopmodsdldir}/steamapps/workshop/content/${gameappid}/${modid}/mod.cpp)"
+		else
+			echo "$(fn_workshop_get_name_from_steam ${modid})"
+		fi
+	else
+		echo "$(fn_workshop_get_name_from_steam ${modid})"
+	fi
+}
+
+# Convert workshop mod files to lowercase if needed.
+fn_workshop_lowercase() {
+	# local modid="$1"
+	# local modname="$(fn_workshop_get_mod_name $modid)"
+	# Arma 3 requires lowercase
+	if [ "${engine}" == "realvirtuality" ]; then
+		echo -en "Converting ${modname} files to lowercase..."
+		fn_sleep_time
+		fn_script_log_info "Converting ${modname} files to lowercase"
+		# Total files and directories for the mod, to output to the user
+		fileswc=$(find "${workshopmodsdir}" | wc -l)
+		# Total uppercase files and directories for the mod, to output to the user
+		filesupperwc=$(find "${workshopmodsdir}/" -name '*[[:upper:]]*' | wc -l)
+		fn_script_log_info "Found ${filesupperwc} uppercase files out of ${fileswc}, converting"
+		echo -en "Found ${filesupperwc} uppercase files out of ${fileswc}, converting..."
+		#
+		# Coudln't get this to work on WSL. Needs to be verified on an acutal linux server.
+		#
+		# Convert files and directories starting from the deepest to prevent issues (-depth argument)
+		while IFS= read -r -d '' src; do
+			# We have to convert only the last file from the path, otherwise we will fail to convert anything if a parent dir has any uppercase
+			# therefore, we have to separate the end of the filename to only lowercase it rather than the whole line
+			# Gather parent dir, filename lowercase filename, and set lowercase destination name
+			latestparentdir=$(dirname "${src}")
+			latestfilelc=$(basename "${src}" | tr '[:upper:]' '[:lower:]')
+			dst="${latestparentdir}/${latestfilelc}"
+			# Only convert if destination does not already exist for some reason
+			if [ ! -e "${dst}" ]; then
+				# Finally we can rename the file
+				mv "${src}" "${dst}"
+				# Exit if it fails for any reason
+				local exitcode=$?
+				if [ "${exitcode}" != 0 ]; then
+					fn_print_fail_eol_nl
+					core_exit.sh
+				fi
+			fi
+		done < <(find "${workshopmodsdir}" -depth -name '*[[:upper:]]*' -print0)
+		fn_print_ok_eol_nl
+	fi
+}
+
+# # Copy the mod into serverfiles.
+fn_workshop_copy_destination() {
+	local modid="$1"
+	local modname="$(fn_workshop_get_mod_name ${modid})"
+	if fn_workshop_is_mod_copy_needed ${modid}; then
+		echo "Copying mod ${modname} (${modid})"
+		# If workshop mod exists in installation folder, delete it for clean install
+		if [ -d "${workshopmodsdir}/${modid}" ]; then
+			rm -rf "${workshopmodsdir}/${modid}"
+		fi
+		modsrc="${workshopmodsdldir}/steamapps/workshop/content/${gameappid}/${modid}"
+		cp -fa ${modsrc} ${workshopmodsdir}
+		if [ "${engine}" == "realvirtuality" ]; then
+			modkey="${workshopmodsdldir}/steamapps/workshop/content/${gameappid}/${modid}/keys"
+			if ! [ -d "${modkey}" ]; then
+				modkey="$steamcmd/steamapps/workshop/content/${gameappid}/${modid}/Keys"
+			fi
+			if ! [ -d "${modkey}" ]; then
+				modkey="$steamcmd/steamapps/workshop/content/${gameappid}/${modid}/key"
+			fi
+			if ! [ -d "${modkey}" ]; then
+				modkey="$steamcmd/steamapps/workshop/content/${gameappid}/${modid}/Key"
+			fi
+			if ! [ -d "${modkey}" ]; then
+				echo "Mod ${modname} seems to be missing key folder. Tring to copy key from the main folder."
+				cp -fa "${workshopmodsdir}/${modid}/*.bikey" ${keysdir}
+			else
+				cp -fa ${modkey}/*.bikey ${keysdir}
+			fi
+		fi
+	else
+		echo "Mod ${modname}  is already in mods folder."
+	fi
+}
+
+# ## Directory management.
+
+# Create mods files and directories if it doesn't exist.
+fn_create_workshop_dir() {
+	# Create lgsm data modsdir.
+	if [ ! -d "${workshopmodsdldir}" ]; then
+		echo -en "creating LinuxGSM Steam Workshop data directory ${workshopmodsdldir}..."
+		mkdir -p "${workshopmodsdldir}"
+		exitcode=$?
+		if [ "${exitcode}" != 0 ]; then
+			fn_print_fail_eol_nl
+			fn_script_log_fatal "Creating mod download dir ${workshopmodsdldir}"
+			core_exit.sh
+		else
+			fn_print_ok_eol_nl
+			fn_script_log_pass "Creating mod download dir ${workshopmodsdldir}"
+		fi
+	fi
+	# Create mod install directory.
+	if [ ! -d "${workshopmodsdir}" ]; then
+		echo -en "creating Steam Workshop install directory ${workshopmodsdir}..."
+		mkdir -p "${workshopmodsdir}"
+		exitcode=$?
+		if [ "${exitcode}" != 0 ]; then
+			fn_print_fail_eol_nl
+			fn_script_log_fatal "Creating mod install directory ${workshopmodsdir}"
+			core_exit.sh
+		else
+			fn_print_ok_eol_nl
+			fn_script_log_pass "Creating mod install directory ${workshopmodsdir}"
+		fi
+	fi
+}
+
+# Counts how many mods were installed.
+fn_workshop_count_installed() {
+	if [ -f "${workshopmodsdir}" ]; then
+		installedworkshopmodscount=$(ls -l "${workshopmodsdir}" | grep -c ^d)
+	else
+		installedworkshopmodscount=0
+	fi
+}
+
+# Exits if no mods were installed.
+fn_workshop_check_installed() {
+	# Count installed mods.
+	fn_workshop_count_installed
+	# If no mods are found.
+	if [ ${installedworkshopmodscount}/* -eq 0 ]; then
+		echo -e ""
+		fn_print_failure_nl "No installed workshop mods or addons were found"
+		echo -e " * Install mods using LinuxGSM first with: ./${selfname} workshop-install"
+		fn_script_log_error "No installed workshop mods or addons were found."
+		core_exit.sh
+	fi
+}
+
+# Builds list of installed Steam Workshop mods.
+fn_workshop_installed_list() {
+	fn_workshop_count_installed
+	for folder in ${workshopmodsdir}/*; do
+		# If it is a folder, then use it's name as Steam Workshop Mod Id
+		if [ -d "${folder}" ]; then
+			echo -e "$(fn_workshop_get_mod_name $(basename ${f})) ($(basename ${f}))"
+		fi
+	done
+	if [ "${installedworkshopmodscount}" ]; then
+		fn_script_log_info "${installedworkshopmodscount} addons/mods are currently installed"
+	fi
+}