zonViewer is an image viewer and batch converter. It has been developed to be like Irfanview but for OS X.
What zonViewer can do
* View common image formats (PNG, GIF, JPG, JPG2000...).
* Image Resize.
* Image Rotate and Flip.
* Save to PNG, JPG, JPG2000, GIF, BMP and TIFF.
* Batch Image rename, resize and convert.