Jordan Mechner's rotoscoped 1989 platforming masterpiece reconstructed in HTML5 and WebGL.
PrinceJS is a modern web reimplementation of Jordan Mechner's 1989 classic Prince of Persia, reverse-engineered by Oliver Klemenz using JavaScript and HTML5 Canvas. It reproduces the exact movement physics, sword fighting collision, and architectural timing of the MS-DOS release.
Prince of Persia is a registered trademark of Ubisoft Entertainment. PrinceJS is an open-source homage created for educational preservation.
| Action | Input / Key | Supported Device |
|---|---|---|
| ● Run | Left/Right Arrows | Keyboard & Gamepad |
| ● Walk or Pick Up items | Shift | Keyboard & Gamepad |
| ● Jump or Climb | Up Arrow | Keyboard & Gamepad |
| ● Crouch | Down Arrow | Keyboard & Gamepad |
| ● check remaining time. | Space | Keyboard & Gamepad |
Prince of Persia (PrinceJS) is powered by PrinceJS / HTML5 Canvas Engine. It executes code directly inside modern browsers via WebAssembly (WASM) and WebGL 2.0 with hardware acceleration and 60 FPS performance.
Game progress is handled through Browser LocalStorage/IndexedDB. Save states are stored inside your browser's private IndexedDB sandbox. Avoid clearing browser cache or cookies to preserve your saves.
Yes! Modern Xbox, PlayStation, and Nintendo Switch gamepads are supported natively via the browser Web Gamepad API. Connect your controller before launching.
Yes. PortedToBrowser.com indexes open-source engine decompilations and verified web sandboxes. We do not host or distribute proprietary game ROMs or copyrighted binaries.
Initial verified release in the PortedToBrowser technical index.
