Lossless region crops
Draw boxes on the preview and export clean PNG crops from the original image pixels, not the scaled view.
100% client-side - no uploads
Precision image regions,
ready for production.
Crop, replace and export image regions at full resolution. BoxBox keeps the workflow fast, private and predictable for creative teams, dataset builders and AI image pipelines.
0 uploads to server
PNG metadata round-trip
16 region presets
BoxBox workflow
Regional replacement
Drop replacement images into confirmed boxes, then export the merged result without rebuilding the file by hand.
Metadata workflow
Store region coordinates inside PNG metadata so selected areas can be restored later with the same source image.
Bulk region control
Generate matrices or paste coordinate lists when you need repeatable crops for datasets, products or variants.