Tools

Terminal

TMUX:

export TMUX_HOME=$XDG_CONFIG_HOME/tmux                                    # TMUX Home

TASK WARRIOR:

# Task Warrrior - Environment Variables - https://taskwarrior.org/docs/configuration/#environment-variables
# Arch Wiki XDG - Task - https://wiki.archlinux.org/title/XDG_Base_Directory#Partial --  task
export TASKRC=$XDG_CONFIG_HOME/task/taskrc
export TASKDATA=$XDG_CONFIG_HOME/task/task

Media

export FFMPEG_DATADIR="$XDG_CONFIG_HOME"/ffmpeg

Web

Browsers:
W3M

export W3M_DIR=$XDG_STATE_HOME/w3m                                        # w3m configuration directory

LYNX

export LYNX_CFG="$XDG_CONFIG_HOME"/lynx.cfg          # LYNX config file

WGET:

export WGETRC="$XDG_CONFIG_HOME/wgetrc"            # WGET configuration