Which common image formats are open or royalty-free?
Answer
A few of the more well known ones are:
PNG, DNG, BMP, GIF (Patents are expired),
Some in question are: JPEG (Lawsuits pending), TIFF (Until next year),
Some requiring licensing are: JPEG 2000,
Attribution
Source : Link , Question Author : michelemarcon , Answer Author : PearsonArtPhoto
