fontraption

A tiny but powerful VGA text mode font editor for DOS.

• Assemble w/build.bat (FASM required)
• See FRAPT.TXT for full documentation
• A large collection of fonts is available separately: VGA text mode fonts

Key features:

• Edit two fonts at a time, using tabs to keep the UI consistent
• Flexible clipboard transfer of full/partial characters or character ranges
• Various block manipulation functions: flip X/Y, fill/erase, invert, slide
• Grab any of the built-in fonts from the VGA BIOS ROM
• Save/load as raw binary data; import/export BMP, XBIN and COM (plain/TSR)
• Supports any font height that VGA text mode can handle, up to 32 lines
• Preview your font in 40 or 80 columns (8 or 9 pixels per column)
• Uses pure text mode for speed; runs on any VGA-capable system (8088 and up)
• Various palettes, a decent file browser, etc.

Screenshots: