760 — Screen Testing
Dead pixel tests, gradients, banding, contrast and calibration tools.
770 — Retro & Fun
DVD bounce, static noise, glitch screens and nostalgic displays.
780 — Ambient & Practical
Flashlight mode, soft lighting, breathing fades and tracing screens.
790 — Advanced
Motion blur tests, refresh visualisers and experimental display tools.
Tip: Fullscreen tools exit with ESC or tap/click anywhere.