Inputs
Everything runs locally in your browser.
Drop source photos or folders here
Drag in multiple images, drag a folder, or use the buttons below. Choosing local files replaces the current source library.
Useful for Amazon Photos downloads or exported albums. Unsupported files are ignored.
Drop the destination photo here
Choose or drag one image that the mosaic should reconstruct.
For Amazon Photos, download the destination photo first, then load it here.
Google Photos
Use the official Google Photos Picker API to add source images or pick the destination photo.
Exports at 1600 px on the long edge. Load a destination image to preview the exact size.
Preview
The rendered mosaic scales to fit while preserving export resolution.
Mosaic Output
Waiting for renderSource Library
Each source image is assigned an average color used for tile matching.