quasicrystal(6x) on Linux
The text b197f10cd2c1, as Debian 10 (Buster) shipped it.
aperiodic plane tilings.
Flags it lists
-
-asymmetric -
-contrast -
-count -
-delay -
-fps -
-no-fps -
-no-spin -
-no-wander -
-root -
-speed -
-spin -
-visual -
-wander -
-window