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February 3, 2026 11:43
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Link Steam's Proton prefixes by name for ease of use
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| #!/usr/bin/env bash | |
| help() { | |
| echo NAME | |
| echo " compatdata.sh - create \"by-game\" symlink folder for every compatdata folder on this machine" | |
| echo | |
| echo SYNOPSIS | |
| echo " compatdata.sh [-h] [-p]" | |
| echo | |
| echo OPTIONS | |
| echo " -p Use protontricks to find all steam and non-steam prefixes" | |
| echo " -h Print this help" | |
| exit 0 | |
| } | |
| while getopts ":hp" o; do | |
| case "${o}" in | |
| h) | |
| help | |
| ;; | |
| p) | |
| export USE_PROTONTRICKS=1 | |
| ;; | |
| *) | |
| help | |
| ;; | |
| esac | |
| done | |
| shift $((OPTIND - 1)) | |
| mapfile -t compatdata_array < <(find / -type d -path "*/steamapps/compatdata" 2>/dev/null) | |
| declare -A protontricks_names | |
| function get_protontricks_names() { | |
| while read -r game; do | |
| local ID="$(echo $game | cut -d ' ' -f 1)" | |
| local NAME="$(echo $game | cut -d ' ' -f 2-)" | |
| protontricks_names+=(["$ID"]="$NAME") | |
| done < <(protontricks -l | awk '/\([0-9]+\)/ { match($0, /\(([0-9]+)\)/, arr); appid = arr[1]; gsub(/ *\([^)]+\) */, "", $0); print appid " " $0 }') | |
| } | |
| [ "$USE_PROTONTRICKS" = "1" ] && get_protontricks_names | |
| function get_name() { | |
| if [ "$USE_PROTONTRICKS" = "1" ]; then | |
| echo ${protontricks_names["$1"]} | |
| else | |
| curl -s "https://store.steampowered.com/api/appdetails?appids=$1" | jq -r '.[].data.name' | |
| fi | |
| } | |
| for dir in "${compatdata_array[@]}"; do | |
| echo "Found: $dir" | |
| [ -d "$dir/by-game" ] || mkdir "$dir/by-game" || exit 1 | |
| mapfile -t pfx_array < <(find $dir -type d -maxdepth 1 -mindepth 1 2>/dev/null) | |
| for pfx in "${pfx_array[@]}"; do | |
| APPID=$(basename $pfx) | |
| [ "$APPID" = "0" ] && continue | |
| [ "$APPID" = "by-game" ] && continue | |
| APPNAME=$(get_name $APPID) | |
| [ "$APPNAME" = "null" ] && continue | |
| [ "$APPNAME" = "" ] && continue | |
| echo $APPID → $APPNAME | |
| [ ! -d "$dir/by-game/$APPNAME" ] && ln -s "$pfx" "$dir/by-game/$APPNAME" | |
| done | |
| done |
Author
If you have more than 200 **installed** games! But yeah, I hear you. I
might start using protontricks to query a VDF file instead, because someone
already asked me to support non-steam games that protontricks can do
somehow!
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Beware of the API limit:
If you have more than 200 games (good for you!), this will trigger it.