The Matrix code rain (also called Matrix digital rain or Matrix waterfall) is the iconic green falling characters effect from the 1999 film The Matrix. It represents the simulated reality of the Matrix, displayed as vertical streams of half-width katakana characters, digits and symbols falling down a black screen. This tool recreates it in your browser using HTML5 Canvas — no plugins or downloads needed.

Click the canvas or press Enter Fullscreen in the sidebar. The animation will fill your entire screen. Move your mouse to reveal the exit button, or press Escape to return to normal view. You can also press F on your keyboard to toggle fullscreen at any time.

No. This Matrix screensaver runs entirely in your browser using HTML5 Canvas. There is nothing to download or install. It works on any modern browser on Windows, Mac, Linux, iOS and Android.

Yes. Use the control panel on the left to pick from 8 color themes (classic green, cyan, red, orange, purple, white, gold, blue), adjust speed, font size, density and fade trail length. Changes apply instantly to the live animation.

You can choose from four character sets: Matrix Mix (half-width katakana + digits + symbols — closest to the films), Katakana only (the Japanese characters used in the original Matrix code), Binary (0s and 1s), and Alphanumeric (A–Z and 0–9).

Open this page in your browser and press F11 or click Fullscreen to cover your screen with the Matrix rain. For a persistent live desktop wallpaper, you would need dedicated wallpaper software (like Wallpaper Engine on Windows), but this browser version is the easiest way to get the Matrix effect on any device instantly.

Yes, completely free. No account, no ads, no watermark. It is one of 120 free browser-based tools at jasperbernaers.com.