dangerball(6x) on Linux
The text 1f43d7611f95, as Debian 12 (Bookworm) shipped it.
a 3D ball that periodically extrudes spikes. Ouch!
Flags it lists
-
--count -
--delay -
--fps -
--no-spin -
--no-wander -
--no-wireframe -
--root -
--speed -
--spin -
--visual -
--wander -
--window -
--window-id -
--wireframe