GZDoom 4.12+ uses a custom widget that is not accessible with orca, so rolled my own until they can fix it. For now it is showing duplicates in some cases, but it works.

.scripts/FreeDoom.sh

@@ -10,8 +10,12 @@ export gamePath=~/.local/games/doom
 # Path where doom wads are stored
 export doomPath="$(find /usr/share -type d -name "doom" 2> /dev/null | head -1)"
 
-# Path to gzdoom.
-export gzdoom="$(command -v gzdoom)"
+# Path to gzdoom or yadoom.
+if [[ -x "yadoom" ]]; then
+    export gzdoom=$(readlink -f "yadoom")
+else
+    export gzdoom="$(command -v gzdoom)"
+fi
 
 # Version of the accessibility mod
 export tobyVersion="7-5"

.scripts/yadoom

@@ -0,0 +1,85 @@
+#!/usr/bin/env bash
+                                                                                                                                                                          
+
+help() {
+    echo "${0##*/}"
+    echo "Released under the terms of the GPL license."
+    echo -e "This is a Stormux project: https://stormux.org\n"
+    echo -e "Usage:\n"
+    echo "With no arguments, open ${0##*/}."
+    for i in "${!command[@]}" ; do
+        echo "-${i/:/ <parameter>}: ${command[${i}]}"
+    done | sort
+    exit 0
+}
+
+# Function to check if a file is an IWAD
+is_iwad() {
+    local file="$1"
+    if [[ -f "$file" ]]; then
+        # Extract the first four bytes and check if they match the IWAD signature
+        if hexdump -n 4 -e '4/1 "%02X"' "$file" | grep -q '^49574144$'; then
+            return 0
+        else
+            return 1
+        fi
+    fi
+    return 1
+}
+
+                                                                                                                                                                          
+declare -A command=(
+    [c:]="gzdoom configuration file to be used. Default: ${XDG_CONFIG_HOME:-$HOME/.config}/gzdoom/gzdoom.ini"
+    [h]="This help screen."
+)
+configFile="${configfile:-${XDG_CONFIG_HOME:-$HOME/.config}/gzdoom/gzdoom.ini}"
+
+
+# Convert the keys of the associative array to a format usable by getopts
+args="${!command[*]}"
+args="${args//[[:space:]]/}"
+while getopts "${args}" i 2> /dev/null ; do
+    case "$i" in
+        c) configFile="${OPTARG}" ;;
+        h) help ;;
+        *) continue ;;
+    esac
+done
+
+# Extract the Path= lines from the [IWADSearch.Directories] section
+mapfile -t wadPaths < <(sed -n "/^\[IWADSearch.Directories\]/,/^\[/{/Path=/p;}" "$configFile" | cut -d '=' -f 2)
+declare -a wadList
+# Loop through each path in wadPaths and find WAD files
+for i in "${wadPaths[@]}"; do
+    # Use find and append results to wadList array
+    if [[ -d "$i" ]]; then
+        while IFS= read -r -d $'\0' wad; do
+            is_iwad "$wad" && wadList+=("$wad")
+        done < <(find "$i" -maxdepth 1 -type f -iname '*.wad' -print0)
+    fi
+done
+
+# Set up the menu
+declare -a wadMenu
+for path in "${wadList[@]}" ; do
+    title="${path##*/}"
+    title="${title%.*}"
+    wadMenu+=("${title}" "${path}")
+done
+# Run yad to display the dialog
+iwad=$(yad --list \
+    --title="Yadoom" \
+    --text="Select an Iwad" \
+    --column="Iwad" \
+    --column="Path" \
+    --button="Launch:0" \
+    --button="Close:1" \
+    --hide-column=2 \
+    --search-column=1 \
+    --skip-taskbar \
+    "${wadMenu[@]}")
+yadCode="$?"
+[[ ${yadCode} -eq 1 ]] && exit 0
+iwad="${iwad#*|}"
+iwad="${iwad%|}"
+gzdoom "$@" -iwad "${iwad}"