BIF (byLight)

BIF (byLight Image Format) is an image file format associated with 20/20 by byLight Technologies. 20/20 is a discontinued graphics application for image capturing, viewing, and annotation. It runs on 32-bit Windows, and was distributed mainly as adware.

20/20 was first released no later than 1998. BIF format was new in version 2.2, apparently released in 2000.

Software

 * XnView (untested)
 * 20/20
 * - Has a download link that might work

Links

 * byLight website (from archive.org)
 * 20/20 website (from archive.org)
 * 20/20 Help information (from archive.org)