Your system asks for reduced motion, so VFX-JS draws nothing. Demos on this site show plain HTML.

Type

AsciiPresetName

effects/src/ascii.ts:28 ↗
import type { AsciiPresetName } from "@vfx-js/effects";

Name of a built-in ASCII_PRESETS ramp.

type AsciiPresetName =
    | "standard"
    | "minimal"
    | "blocks"
    | "dots"
    | "circles"
    | "detailed"