jhead vs PNGGauntlet
A side-by-side look at jhead and PNGGauntlet. For an in-depth review of either product, follow the links below.
jhead
Photos & Graphics
jhead is a command line utility for managing metadata in JPEG photos. It can view, edit, delete, and manipulate EXIF, IPTC, and other metadata tags from JPEG files without recompressing the image.
exifjpegmetadatacommandline
PNGGauntlet
Photos & Graphics
PNGGauntlet is a free open source image optimizer that can losslessly compress PNG files. It aims to find the optimal compression for PNG images while maintaining compatibility.
pngcompressionoptimizerlossless
Related Comparisons
Image Tuner
ImageOptim
iLoveIMG
WinLep
Trimage
jStrip