Nitro Converter Web Panel

Upload SWF/Nitro → extract → preview animation → edit spritesheet frames → re-bundle/export.

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Select or upload a project.

Animation frames

Drag a frame card here to append it to this animation.

The panel auto-detects furniture-style frame names ending in _size_layer_direction_frame. Each step is composited from matching layers, then played in the preview above.

spritesheet