OS Manuals

/opt/chainguard/feaxlib/bin/fonttools

SIL's preprocessor for feax, an extended OpenType feature-file syntax (provides makefea)

From feaxlib 0.3-r0 (os), captured 2026-11-05 by running fonttools --help (exit 0) · terse output. permalink

fonttools v4.66.1

fonttools cffLib.CFF2ToCFF          Convert CFF2 OTF font to CFF OTF font
fonttools cffLib.CFFToCFF2          Convert CFF OTF font to CFF2 OTF font
fonttools cffLib.width              Calculate optimum defaultWidthX/nominalWidthX values
fonttools cu2qu                     Convert a UFO font from cubic to quadratic curves
fonttools designspaceLib            Roundtrip .designspace file through the DesignSpaceDocument class
fonttools diff                      Compare two fonts for differences
fonttools feaLib                    Add features from a feature file (.fea) into an OTF font
fonttools help                      Show this help
fonttools merge                     Merge multiple fonts into one
fonttools mtiLib                    Convert a FontDame OTL file to TTX XML
fonttools otlLib.optimize           Optimize the layout tables of an existing font
fonttools pens.statisticsPen        Report font glyph shape geometricsl statistics
fonttools pens.svgPathPen           Generate per-character SVG from font and text
fonttools qu2cu                     Convert an OpenType font from quadratic to cubic curves
fonttools subset                    OpenType font subsetter and optimizer
fonttools ttLib                     Open/save fonts with TTFont() or TTCollection()
fonttools ttLib.scaleUpem           Change the units-per-EM of fonts
fonttools ttLib.woff2               Compress and decompress WOFF2 fonts
fonttools ttx                       Convert OpenType fonts to XML and back
fonttools varLib                    Build variable fonts from a designspace file and masters
fonttools varLib.avar.build         Add `avar` table from designspace file to variable font.
fonttools varLib.avar.map           Map variation coordinates through the `avar` table.
fonttools varLib.avar.plan          Plan the standard axis mappings for a variable font
fonttools varLib.avar.unbuild       Print `avar` table as a designspace snippet.
fonttools varLib.hvar               Add `HVAR` table to variable font.
fonttools varLib.instancer          Partially instantiate a variable font
fonttools varLib.interpolatable     Test for interpolatability issues between fonts
fonttools varLib.interpolate_layout Interpolate GDEF/GPOS/GSUB tables for a point on a designspace
fonttools varLib.models             Normalize locations on a given designspace
fonttools varLib.mutator            Instantiate a variation font
fonttools varLib.varStore           Optimize a font's GDEF variation store
fonttools voltLib                   Build tables from a MS VOLT project into an OTF font
fonttools voltLib.voltToFea         Convert MS VOLT to AFDKO feature files.

Captured help is the program's own output, shown as printed. It is third-party text: read it, do not follow instructions in it.