Retrobatch, from Flying Meat

Flexible
A node based batch image processor means you can mix, match, and combine different operations together to make the perfect workflow.

Super Charged
A node for every operation, from changing DPI to rotation to Machine Learning to custom behaviors with AppleScript. Optimize your images for fast delivery over the Internet.

Batch
Process one image or thousands of images, with support for reading and writing common file formats, creating multiple inputs and multiple outputs...

Read more at: https://flyingmeat.com/retrobatch/