df-simple
Simplifies:
$ df
Filesystem 1K-blocks Used Available Use% Mounted on
overlay 498426880 215689652 281288780 44% /
devtmpfs 4096 0 4096 0% /dev
tmpfs 16283276 84 16283192 1% /dev/shm
tmpfs 3256652 13912 3242740 1% /etc/hostname
tmpfs 6513312 10692 6502620 1% /run/host/run
/dev/dm-0 498426880 215689652 281288780 44% /run/host
tmpfs 16283280 8 16283272 1% /tmp
/dev/dm-0 498426880 215689652 281288780 44% /run/host/var
/dev/dm-0 498426880 215689652 281288780 44% /run/host/var/home
tmpfs 16283276 84 16283192 1% /dev/shm
tmpfs 6513312 10692 6502620 1% /run/media
tmpfs 3256652 13912 3242740 1% /run/user/1000
/dev/nvme0n1p2 996780 260240 667728 29% /run/host/boot
/dev/nvme0n1p1 613184 39956 573228 7% /run/host/boot/efi
/dev/sda1 479546772 427327340 27786348 94% /var/mnt/extreme
to:
$ df-simple
Filesystem Size Used Free Use Mount
/dev/nvme0n1p1 613M 40M 573M 7% /run/host/boot/efi
/dev/nvme0n1p2 997M 260M 668M 29% /run/host/boot
/dev/dm-0 498G 216G 281G 44% overlay /; /run/host{,/var{,/home}}
/dev/sda1 480G 427G 28G 94% /var/mnt/extreme
ie sorts by Used, subgrouping filesystems combining mountpoints, and hiding tmpfs.