pip install broken-matrix
Then
$ bmatrix --help
usage: bmatrix [-h] [--objects-limit OBJECTS_LIMIT] [--random-trace-color]
Broken matrix. Objects can collide and bounce off each other.
Keys available in runtime:
'i' - show info
'r' - use random color for objects trace
'+' - increase objects limit
'-' - decrease objects limit
'q' - exit
options:
-h, --help show this help message and exit
--objects-limit OBJECTS_LIMIT
Below this number objects bounce off the edges. If this number exceeded objects are allowed to go off the screen
--random-trace-color Use random objects trace color