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Update dependency harfbuzz to v14.4.0 - #9948

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renovate/harfbuzz-14.x
Sep 3, 2026
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radarhere merged 1 commit into
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renovate/harfbuzz-14.x

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@renovate renovate Bot commented Sep 3, 2026

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This PR contains the following updates:

Package Update Change
harfbuzz minor 14.2.1 → 14.4.0

Release Notes

harfbuzz/harfbuzz (harfbuzz)

v14.4.0

Compare Source

  • Glyph positions and extents now saturate instead of overflowing.

  • Arabic Windows-1256 fallback shaping is now enabled on all platforms.

  • Fix cluster values and a dropped glyph advance in the Graphite shaper.

  • Fix avar axis value mapping in fonts that repeat the boundary entries.

  • Fix avar version 2 partial instancing.

  • Fix COLR sweep gradient truncation and unbounded memory use.

  • Faster subsetting, especially for large GSUB/GPOS and CFF tables.

  • Faster extraction of the experimental glyph dependency graph.

  • Various shaping speedups.

  • Various fixes for crashes and hangs with malformed fonts.

  • Various fixes to the experimental raster, vector, and GPU libraries.

  • Various improvements to the HarfRust integration shaper.

  • The DirectWrite backend no longer uses the C++ runtime.

  • Various build, portability, and fuzzing fixes.

  • New API:
    +hb_set_intersects()

v14.3.1

Compare Source

  • Various fuzzing and build fixes.
  • Various subsetting fixes.
  • Fix AAT insertion at the end of the text.
  • Fix various rendering bugs in the experimental GPU library.
  • WASM shaper code can now read the user features.

v14.3.0

Compare Source

  • Changes affecting shaping output:

    • Lookup order is now respected for mark positioning in the cross-direction (y in horizontal text, x in vertical text): marks no longer follow a cross-direction shift that a later lookup applies to the base. This improves compatibility with DirectWrite and Core Text.
    • Fix mark attachment to ligatures formed from decomposed glyphs.
    • The calt feature in Hangul text is now disabled only for the Jamos, not the whole buffer.
  • Support for partially instancing version of avar table, as well as CFF2 table.

  • New fill-glyph paint operation and APIs for the common case of filling a glyph with a solid color.

  • New API to fetch assorted raw values from the OS/2, head, and post tables.

  • New experimental API to extract a font’s glyph dependency graph, that applications can use to compute glyph closures themselves without running the subsetter.

  • New subset flag to convert the charset of a subsetted CID-keyed CFF fonts into identity charset, and a matching hb-subset option. Useful for embedding fonts in PDF.

  • Command-line utilities now handle non-ASCII arguments correctly on Windows.

  • Various instancing and subsetting fixes.

  • Various fixes to the experimental harfbuzz-vector, harfbuzz-raster and harfbuzz-gpu libraries.

  • Various improvements to the HarfRust integration shaper.

  • Various build, CI, portability, and fuzzing fixes.

  • New API:

    • OpenType:
      +HB_OT_BITS_TAG_FS_TYPE
      +HB_OT_BITS_TAG_FS_SELECTION
      +HB_OT_BITS_TAG_MAC_STYLE
      +HB_OT_BITS_TAG_IS_FIXED_PITCH
      +HB_OT_BITS_TAG_UNICODE_RANGE_1
      +HB_OT_BITS_TAG_UNICODE_RANGE_2
      +HB_OT_BITS_TAG_UNICODE_RANGE_3
      +HB_OT_BITS_TAG_UNICODE_RANGE_4
      +HB_OT_BITS_TAG_CODE_PAGE_RANGE_1
      +HB_OT_BITS_TAG_CODE_PAGE_RANGE_2
      +HB_OT_NUMBER_TAG_FONT_X_MIN
      +HB_OT_NUMBER_TAG_FONT_Y_MIN
      +HB_OT_NUMBER_TAG_FONT_X_MAX
      +HB_OT_NUMBER_TAG_FONT_Y_MAX
      +hb_ot_bits_tag_t
      +hb_ot_fetch_bits()
      +hb_ot_number_tag_t
      +hb_ot_fetch_number()

    • Paint:
      +hb_paint_fill_glyph_func_t
      +hb_paint_fill_glyph()
      +hb_paint_funcs_set_fill_glyph_func()

    • Subset library:
      +HB_SUBSET_FLAGS_CFF_IDENTITY_CHARSET


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This PR was generated by Mend Renovate. View the repository job log.

@renovate renovate Bot added the Dependency label Sep 3, 2026
@radarhere
radarhere enabled auto-merge (squash) September 3, 2026 01:39
@radarhere
radarhere merged commit 3d99acd into main Sep 3, 2026
140 of 147 checks passed
@radarhere
radarhere deleted the renovate/harfbuzz-14.x branch September 3, 2026 03:43
@aclark4life aclark4life added the PDF label Oct 8, 2026
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