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HB-INFO(1) User Commands HB-INFO(1) NAME hb-info - Query font information. DESCRIPTION Usage: hb-info [OPTION???] [FONT-FILE] Query font information. Help Options: -h, --help Show help options --help-all Show all help options --help-face Options for the font face --help-font Options for the font instance --help-variations Options for font variations used --help-misc Miscellaneous options affecting queries --help-query Options to query the font instance Font-face options: --font-file=filename Set font file-name -y, --face-index=index Set face index (default: 0) --face-loader=loader Set face loader to use (default: ot) Supported face loaders are: ot/ft --list-face-loaders List available face loaders and quit Font-instance options: --font-size=1/2 integers or 'upem' Font size (default: upem) --font-ppem=1/2 integers Set x,y pixels per EM (default: 0; disabled) --font-ptem=point-size Set font point-size (default: 0; disabled) --font-bold=1/2 numbers; eg. 0.05 Set synthetic bold (default: 0) --font-grade=1/2 numbers; eg. 0.05 Set synthetic grade (default: 0) --font-slant=slant ratio; eg. 0.2 Set synthetic slant (default: 0) --font-funcs=impl Set font functions implementation to use (default: ot) Supported font function implementations are: ot/ft --list-font-funcs List available font functions and quit --ft-load-flags=integer Set FreeType load-flags (default: 2) Variations options: --named-instance=index Set named-instance index (default: none) --variations=list Comma-separated list of font variations Variations are set globally. The format for specifying variation settings follows. All valid CSS font-variation-settings values other than 'normal' and 'inherited' are also accepted, though, not documented below. The format is a tag, optionally followed by an equals sign, followed by a number. For example: "wght=500" "slnt=-7.5" Miscellaneous options: --direction=ltr/rtl/ttb/btt Set direction (default: ltr) --script=ISO-15924 tag; eg. 'Latn' Set script (default: none) --language=BCP 47 tag; eg. 'en' Set language (default: $LANG) --ot-script=tag; eg. 'latn' Set OpenType script tag (default: none) --ot-language=tag; eg. 'ENG' Set OpenType language tag (default: none) Query options: -a, --all Show everything --show-all Show all short information (default) --show-face-count Show face count --show-family Show family name --show-subfamily Show subfamily name --show-unique-name Show unique name --show-full-name Show full name --show-postscript-name Show Postscript name --show-version Show version --show-technology Show technology --show-unicode-count Show Unicode count --show-glyph-count Show glyph count --show-upem Show Units-Per-EM --show-extents Show extents --get-name=name id; eg. '13' Get name --get-style=style tag; eg. 'wght' Get style --get-metric=metric tag; eg. 'hasc' Get metric --get-baseline=baseline tag; eg. 'hang' Get baseline --get-meta=tag tag; eg. 'dlng' Get meta information --get-table=table tag; eg. 'cmap' Get font table --list-all List all long information --list-names List names --list-style List style --list-metrics List metrics --list-baselines List baselines -l, --list-tables List tables --list-unicodes List characters --list-glyphs List glyphs --list-scripts List layout scripts --list-features List layout features --list-variations List variations --list-palettes List color palettes --list-meta List meta information Application Options: -q, --quiet Generate machine-readable output --version Show version numbers Queries font file for various information. If no query option is specified, --show-all is assumed. EXIT CODES 0: Success. 1: Option parsing failed. 2: Failed loading font face. 4: Failed setting font functions. ENVIRONMENT HB_FACE_LOADER=face-loader; Overrides the default face loader. HB_FONT_FUNCS=font-funcs; Overrides the default font-funcs. SEE ALSO hb-view(1), hb-shape(1), hb-raster(1), hb-vector(1), hb-subset(1), hb-info(1) Find more information or report bugs at <https://github.com/harfbuzz/harf- buzz> HarfBuzz 14.2.1 July 2026 HB-INFO(1)
NAME | DESCRIPTION | EXIT CODES | ENVIRONMENT | SEE ALSO
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