Bdiff Bupdate Binary Update Format
Adobe Systems
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BDF format was developed by Adobe. BDF file contains font data in graphical format. BDF standard is no longer developed, and the newset version, BDF 2.2, was introduced in 2013. Full documentation for BDF is still available on Adobe website.

BDF biggest competitors are the more efficent PCF document and the popular scalabale fonts TrueType and OpenType. Glyph Bitmap Distribution Format supports ASCII text, and versions 2.2 and later also offer support for non-western fonts.

Mac OS
Linux

.acfm Adobe Composite Font Metrics Format
.afm Adobe Font Metrics Format
.amfm Adobe Multiple Font Metrics Format
.bdf Bdiff Bupdate Binary Update Format
.cga Ventura Publisher CGA Display Font
.compositefont Composite Font Format
.dfont Mac OS X Data Fork Suitcase Format
.eot Embedded OpenType Font Format

Last updated

.mmf 04/13/2023
.mup 04/13/2023
.itl 04/13/2023
.scs 04/10/2023
.crypt 04/10/2023
.pnp 04/10/2023
.tap 04/10/2023
.btr 04/03/2023