Fetch all Steam Shortcut AppNames from shortcuts.vdf using Bash.

get_all_steam_shortcut_names.sh

#!/usr/bin/env bash

# Magic that represents 'AppName' and 'appname' column begin and end
# Most of the time (including from Steam itself) this will be 'AppName', but accounts for edge-cases as well
magic_appname_camelcase="014170704e616d6500"  # 'AppName'
magic_appname_lowercase="6170706e616d65" # 'appname'
magic_appname_end="0001"  # end bytes before next column begins

# Paste in your Steam UserID
steam_userid=""
shortcuts_vdf="$HOME/.steam/root/userdata/${steam_userid}/config/shortcuts.vdf"

# Get all Steam Shortcut AppName and appname values (all values between the magic start and end bytes)
mapfile -t non_steam_names < <(xxd -p -c 0 "$shortcuts_vdf" | grep -oP "(${magic_appname_camelcase}|${magic_appname_lowercase})\K.*?(?=${magic_appname_end})")

# Convert from hex and print in loop with trimmed null byte
for i in "${non_steam_names[@]}"; do
  steam_shortcut_appname="$( printf "%s\n" "$i" | xxd -r -p | tr -d '\0' )"
  echo "Name: '${steam_shortcut_appname}'"
done