You can still download the original .aex file from third-party archives, but it will likely show a yellow triangle in the "Effects & Presets" panel reading: "This plugin is outdated and may cause instability."

: Simulates the vibrant, playful 16-color palette of the modern virtual console. CGA Modes : Emulates Early IBM PC hardware constraints. pixdither plugin after effects upd

While After Effects has a native "Posterize" or "Noise" effect, they often look "procedural" and fake. PixDither mimics the math of old hardware. You can still download the original