HS2 (POSTERING)

HS2 is an obscure bi-level raw bitmap format associated with a program called POSTERING, which is associated with something called Handy Scanner 2000.

It is not related to the HS2 format(s) associated with HYSWEEP or HyperRESEARCH.

Sample files

 * https://telparia.com/fileFormatSamples/image/hs2/

Links

 * view510.zip (another copy) - Includes a viewer for MS-DOS, a sample file, and a brief description of the format