Add source images, select one on the right, then click four corners clockwise: top-left, top-right, bottom-right, bottom-left. The quad is perspective-corrected into its nearest rectangle.

Rensem Ripper

+ Add Images

One-file quad ripper for Neocities. No libraries, no server, just canvas.

Sources

Draw / edit

Draw quad Edit quad handles

Quads are stored in the source image's real pixel coordinates, so the extracted texture keeps detail.

Atlas size

Auto expand height Fixed canvas

Width
Height

Packing

Buffer / padding Bleed edge pixels into buffer

Packing uses simple shelves for v0.1. It is sturdy rather than clever.

Global resize

Keep raw corrected size Shrink to fit fixed atlas Resize to fill fixed atlas Manual scale Scale %

Selected tile

No tile selected.

Export background

Black Magenta Transparent PNG

JPG export will use magenta when transparent is selected, because JPG has no alpha.

Make atlas

Ready.