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Fontraption

A tiny but powerful VGA text mode font editor for DOS

Install / Use

/learn @viler-int10h/Fontraption

README

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:

<img src="../images/images/fontraption-1.png?raw=true" height="400"> <img src="../images/images/fontraption-2.png?raw=true" height="400"> <img src="../images/images/fontraption-3.png?raw=true" height="400"> <img src="../images/images/fontraption-4.png?raw=true" height="400"> <img src="../images/images/fontraption-5.png?raw=true" height="400"> <img src="../images/images/fontraption-6.png?raw=true" height="400"> <img src="../images/images/fontraption-7.png?raw=true" height="400">

Related Skills

View on GitHub
GitHub Stars111
CategoryDevelopment
Updated10d ago
Forks4

Languages

Assembly

Security Score

100/100

Audited on Mar 18, 2026

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