xbps-install -S openbox lemonbar xterm
    Openbox works oob with default login manager, no need to configure
xterm by default looks for ~/.Xdefaults on Void Linux. If not, check by strace -o xterm.log xterm and find openat() call with /home/*/.X* in it.
XTerm*locale: true
XTerm*metaSendsEscape: true
XTerm*selectToClipboard: true
XTerm*saveLines: 4096
XTerm*scrollBar: true
XTerm*scrollbar.width: 8
XTerm*reverseVideo: true
    lemonbar needs data piped into it, so I created two scripts. One to start lemonbar with openbox, and second to show battery status and date on lemonbar
[d3s@kekbook ~]$ cat .config/openbox/autostart
exec /home/d3s/lemon.sh
[d3s@kekbook ~]$ cat lemon.sh 
#!/bin/bash
/home/d3s/script.sh | lemonbar -p
[d3s@kekbook ~]$ cat script.sh
#!/bin/bash
Clock() {
        DATETIME=$(date "+%a %b %d, %T")
        echo -n "$DATETIME"
}
Battery() {
        BATPERC=$(acpi --battery | cut -d, -f2)
        echo "$BATPERC"
}
while true; do
        echo "$(Battery) | $(Clock)"
        sleep 1
done