A system for automatic scarification and assessment of viability of seeds, characterized in that it comprises an input container (102) for the seeds, connected to an input of a seed transportation path that comprises the following elements arranged in the following sequence: a feeder (103), a length and orientation detector (110), a rotator (120), a positioner (135), a gripper (132), a scarifier (142), a mummification changes detector (150) and a sorter (162) at the output of the path and coupled with seed containers (163, 164, 165).