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Publisher · Open source

HarfBuzz Project

HarfBuzz is an open-source text shaping library that converts Unicode text into positioned glyphs, with font subsetting and rasterization. It is licensed under the so-called Old MIT licence.

Licensing at a Glance

  • Open source

  1. HarfBuzz is licensed under the so-called "Old MIT" license; parts under other licences carry their own COPYING files in subdirectories.[1]

  2. The licence permits use, copying, modification and distribution for any purpose without licence or royalty fees, provided the copyright notice and the two disclaimer paragraphs appear in all copies.[2]

  3. Copyright is held by many contributors, including Google, Red Hat, Mozilla Foundation, Adobe, Facebook, Nokia and individual developers.[3]

  4. HarfBuzz is a text shaping library that also includes font subsetting, glyph rasterization and integration with FreeType, Cairo, CoreText and DirectWrite.[4]

Products

References

  1. harfbuzz/COPYING at main · harfbuzz/harfbuzz · github.com · retrieved 2026-09-27
  2. harfbuzz/COPYING at main · harfbuzz/harfbuzz · github.com · retrieved 2026-09-27
  3. harfbuzz/COPYING at main · harfbuzz/harfbuzz · github.com · retrieved 2026-09-27
  4. HarfBuzz Manual: HarfBuzz Manual · harfbuzz.github.io · retrieved 2026-09-27
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