flow(6x) on Linux
The text 2d2374e72ba7, as Debian 7 (Wheezy) shipped it.
strange attractors.
Flags it lists
-
-box -
-count -
-cycles -
-dbuf -
-delay -
-fps -
-ncolors -
-no-box -
-no-dbuf -
-no-periodic -
-no-ride -
-no-rotate -
-no-search -
-periodic -
-ride -
-root -
-rotate -
-search -
-size -
-visual -
-window