| 10 × | rendering | 3 × | timing | 1 × | usb | ||
| 10 × | stimuli | 3 × | audio | 1 × | video-player | ||
| 7 × | input-registration | 2 × | add-video-links | 1 × | license | ||
| 7 × | report | 2 × | color | 1 × | rating | ||
| 5 × | eye-tracking | 2 × | renderer-element | 1 × | web-browser | ||
| 4 × | proxy-variable | 2 × | gui | 1 × | survey | ||
| 4 × | snippet | 2 × | button | 1 × | psychophysics | ||
| 4 × | randomization | 2 × | sublayer | 1 × | slider | ||
| 4 × | event | 1 × | eyelink | 1 × | blur | ||
| 3 × | mouse | 1 × | video-priority | 1 × | roulette |
