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Fontspector Technical Report

If you think a check is flawed or have an idea for a check, please file an issue at https://github.com/fonttools/fontspector/issues and remember to include a pointer to the repo and branch you're checking.

Summary

🔥 FAIL⚠️ WARNℹ️ INFO✅ PASS⏩ SKIP
19 19 6 108 51
10% 10% 3% 59% 28%

Meaning of check results:

If you get ERRORs, please help us improve the tool by reporting them at our issue tracker.

(but other kinds of bug reports and/or feature requests are also always welcome, of course!)

Fontspector version: 1.5.0

Opentype Specification Checks

Check GDEF mark glyph class doesn't have characters that are not marks.

Check ID: opentype/GDEF_non_mark_chars
⚠️ NotoSansArabicUI[wdth,wght].ttf
  • ⚠️ WARN

    The following non-mark characters should not be in the GDEF mark glyph class:

    • U+FBB8 (threedotsdownabovear)
    • U+FBC1 (tahbelowar)
    • U+FBB7 (threedotsupbelowar)
    • U+FBBE (twodotsverticalbelowar)
    • U+FBB4 (twodotshorizontalabovear)
    • U+FBB3 (dotbelowar)
    • U+FBB2 (dotabovear)
    • U+FBBB (fourdotsbelowar)
    • U+FBBF (ringar)
    • U+FBBD (twodotsverticalabovear)
    • U+FBB9 (threedotsdownbelowar)
    • U+FBB6 (threedotsupabovear)
    • U+FBB5 (twodotshorizontalbelowar)
    • U+FBBA (fourdotsabovear)
    [code: non-mark-chars]

Universal Profile Checks

Checking OS/2 usWinAscent & usWinDescent

Check ID: family/win_ascent_and_descent
🔥 variable-ttf
  • 🔥 FAIL

    OS/2.usWinDescent value should be equal or greater than 512, but got 293 instead.

    [code: descent]

Check that glyph for U+0675 ARABIC LETTER HIGH HAMZA is not a mark.

Check ID: arabic_high_hamza
🔥 NotoSansArabicUI[wdth,wght].ttf
  • 🔥 FAIL

    The arabic letter high hamza (U+0675) should have roughly the same size the arabic letter hamza (U+0621), but a different glyph outline area was detected.

    [code: glyph-area]

Check that Arabic spacing symbols U+FBB2–FBC1 aren't classified as marks.

Check ID: arabic_spacing_symbols
🔥 NotoSansArabicUI[wdth,wght].ttf
  • 🔥 FAIL

    U+FBB2 is defined in GDEF as a mark (class 3).

    [code: gdef-mark]
  • 🔥 FAIL

    U+FBB3 is defined in GDEF as a mark (class 3).

    [code: gdef-mark]
  • 🔥 FAIL

    U+FBB4 is defined in GDEF as a mark (class 3).

    [code: gdef-mark]
  • 🔥 FAIL

    U+FBB5 is defined in GDEF as a mark (class 3).

    [code: gdef-mark]
  • 🔥 FAIL

    U+FBB6 is defined in GDEF as a mark (class 3).

    [code: gdef-mark]
  • 🔥 FAIL

    U+FBB7 is defined in GDEF as a mark (class 3).

    [code: gdef-mark]
  • 🔥 FAIL

    U+FBB8 is defined in GDEF as a mark (class 3).

    [code: gdef-mark]
  • 🔥 FAIL

    U+FBB9 is defined in GDEF as a mark (class 3).

    [code: gdef-mark]
  • 🔥 FAIL

    U+FBBA is defined in GDEF as a mark (class 3).

    [code: gdef-mark]
  • 🔥 FAIL

    U+FBBB is defined in GDEF as a mark (class 3).

    [code: gdef-mark]
  • 🔥 FAIL

    U+FBBD is defined in GDEF as a mark (class 3).

    [code: gdef-mark]
  • 🔥 FAIL

    U+FBBE is defined in GDEF as a mark (class 3).

    [code: gdef-mark]
  • 🔥 FAIL

    U+FBBF is defined in GDEF as a mark (class 3).

    [code: gdef-mark]
  • 🔥 FAIL

    U+FBC1 is defined in GDEF as a mark (class 3).

    [code: gdef-mark]

Check if each glyph has the recommended amount of contours.

Check ID: contour_count
⚠️ NotoSansArabicUI[wdth,wght].ttf
  • ⚠️ WARN

    This check inspects the glyph outlines and detects the total number of contours in each of them. The expected values are inferred from the typical amounts of contours observed in a large collection of reference font families. The divergences listed below may simply indicate a significantly different design on some of your glyphs. On the other hand, some of these may flag actual bugs in the font such as glyphs mapped to an incorrect codepoint. Please consider reviewing the design and codepoint assignment of these to make sure they are correct.

    The following glyphs do not have the recommended number of contours:
    
    • uni0621.isol (U+FE80): found 2, expected one of: {1}
    • uni0628.isol (U+FE8F): found 3, expected one of: {2}
    • uni062A.isol (U+FE95): found 4, expected one of: {3}
    • uni062B.isol (U+FE99): found 5, expected one of: {4}
    • uni0635.isol (U+FEB9): found 1, expected one of: {2}
    • uni0636.isol (U+FEBD): found 2, expected one of: {3}
    • uni0639.isol (U+FEC9): found 2, expected one of: {1}
    • uni063A.isol (U+FECD): found 3, expected one of: {2}
    • uni0642.isol (U+FED5): found 3, expected one of: {4}
    • uni0643.isol (U+FED9): found 3, expected one of: {2}
    • uni0648.isol (U+FEED): found 1, expected one of: {2}
    • uni0624.isol (U+FE85): found 2, expected one of: {3}
    • uni063D.fina (unencoded): found 3, expected one of: {2}
    • uni063D.init (unencoded): found 5, expected one of: {3, 4}
    • uni066E (U+066E): found 2, expected one of: {1, 64}
    • uni0635 (U+0635): found 1, expected one of: {3, 2}
    • uni0635.init (U+FEBB): found 1, expected one of: {2, 96, 3}
    • uni08AC.fina (unencoded): found 4, expected one of: {3}
    • uni0645.init (U+FEE3): found 1, expected one of: {3, 2, 56}
    • uni08B6 (U+08B6): found 4, expected one of: {3, 0}
    • uni08B7 (U+08B7): found 6, expected one of: {5, 4, 0}
    • uni08B8 (U+08B8): found 5, expected one of: {3, 4}
    • uni08B4 (U+08B4): found 4, expected one of: {3, 6}
    • uni06440671 (unencoded): found 2, expected one of: {3, 4}
    • uni0667 (U+0667): found 2, expected one of: {1, 72}
    • uni0668 (U+0668): found 2, expected one of: {3, 1}
    • uni06F7 (U+06F7): found 2, expected one of: {72, 1}
    • uni06F8 (U+06F8): found 2, expected one of: {1, 3}
    • uni06F7.urdu (unencoded): found 2, expected one of: {1}
    • uni200D (U+200D): found 3, expected one of: {0, 2, 1}
    • uni08E2 (U+08E2): found 8, expected one of: {1, 2}
    • uni0654064C (unencoded): found 2, expected one of: {3, 6}
    • uni065A (U+065A): found 2, expected one of: {1}
    • uni065B (U+065B): found 2, expected one of: {1}
    • uni08F7 (U+08F7): found 2, expected one of: {1}
    • uni08F8 (U+08F8): found 2, expected one of: {1}
    • uni08FB (U+08FB): found 4, expected one of: {2, 1}
    • uni08FC (U+08FC): found 5, expected one of: {3, 2}
    • uni08FD (U+08FD): found 3, expected one of: {2}
    • uni08F9 (U+08F9): found 2, expected one of: {1}
    • uni08FA (U+08FA): found 2, expected one of: {1}
    • uni08D5.1 (U+08D5): found 1, expected one of: {2, 3}
    • uni08DB (U+08DB): found 7, expected one of: {12, 10, 6}
    • uni08DA (U+08DA): found 11, expected one of: {8, 16, 15}
    • uni08D4 (U+08D4): found 5, expected one of: {4, 9, 6}
    • uni08DE (U+08DE): found 6, expected one of: {8, 5}
    • uni08DD (U+08DD): found 5, expected one of: {3, 9}
    • uni08DF (U+08DF): found 9, expected one of: {12, 8, 10}
    • uni06B50627.fina (unencoded): found 5, expected one of: {3, 2}
    • uni06B60627.fina (unencoded): found 4, expected one of: {2, 3}
    • uni06B70627.fina (unencoded): found 6, expected one of: {4, 5, 3}
    • uni06B80627.fina (unencoded): found 6, expected one of: {5, 3, 4}
    • uni0628 (U+0628): found 3, expected one of: {2, 68, 0}
    • uni067A (U+067A): found 4, expected one of: {2, 0, 3}
    • uni067B (U+067B): found 4, expected one of: {2, 3}
    • uni067C (U+067C): found 6, expected one of: {3, 5, 4}
    • uni067D (U+067D): found 5, expected one of: {4, 3}
    • uni067F (U+067F): found 6, expected one of: {3, 5}
    • uni0680 (U+0680): found 6, expected one of: {5, 3}
    • uni0750 (U+0750): found 5, expected one of: {4, 2}
    • uni0751 (U+0751): found 6, expected one of: {4, 5}
    • uni0752 (U+0752): found 5, expected one of: {3, 4}
    • uni0753 (U+0753): found 7, expected one of: {4, 6}
    • uni0754 (U+0754): found 5, expected one of: {3, 4}
    • uni0755 (U+0755): found 4, expected one of: {2}
    • uni0756 (U+0756): found 4, expected one of: {2}
    • uni08A0 (U+08A0): found 4, expected one of: {2}
    • uni08BE (U+08BE): found 7, expected one of: {5, 4}
    • uni06EE (U+06EE): found 3, expected one of: {2, 0}
    • uni075A (U+075A): found 3, expected one of: {2}
    • uni0692 (U+0692): found 3, expected one of: {2}
    • uni0695 (U+0695): found 3, expected one of: {0, 2}
    • uni06EF (U+06EF): found 3, expected one of: {2}
    • uni08B2 (U+08B2): found 4, expected one of: {3, 0}
    • uni06FB (U+06FB): found 3, expected one of: {4, 5}
    • uni06AC (U+06AC): found 4, expected one of: {6, 3, 2}
    • uni06AD (U+06AD): found 6, expected one of: {8, 4, 5}
    • uni06AE (U+06AE): found 6, expected one of: {5, 4, 8}
    • uni077F (U+077F): found 5, expected one of: {4, 3, 7}
    • uni0769 (U+0769): found 4, expected one of: {3}
    • uni06FF (U+06FF): found 3, expected one of: {4, 2}
    • uni063D (U+063D): found 3, expected one of: {2}
    • uni06CE (U+06CE): found 3, expected one of: {2, 0}
    • uni0755.init (unencoded): found 3, expected one of: {2}
    • uni08A0.init (unencoded): found 3, expected one of: {2}
    • uni0769.init (unencoded): found 4, expected one of: {3}
    • uni0756.init (unencoded): found 3, expected one of: {2}
    • uni077E.init (unencoded): found 3, expected one of: {2, 4}
    • uni06FB.init (unencoded): found 3, expected one of: {4}
    • uni06A3.init (unencoded): found 2, expected one of: {4, 3}
    • uni06FF.init (unencoded): found 3, expected one of: {4, 2}
    • uni077E.medi (unencoded): found 3, expected one of: {5, 2}
    • uni06B5.medi (unencoded): found 3, expected one of: {2}
    • uni06FF.medi (unencoded): found 5, expected one of: {2, 4, 3}
    • uni0755.fina (unencoded): found 4, expected one of: {2, 3}
    • uni0756.fina (unencoded): found 4, expected one of: {3, 2}
    • uni08A0.fina (unencoded): found 4, expected one of: {3, 2}
    • uni08AF.fina (unencoded): found 5, expected one of: {7, 6, 4}
    • uni06FF.fina (unencoded): found 5, expected one of: {4, 3, 2}
    • uni06CE.fina (unencoded): found 3, expected one of: {6, 2}
    • uni06280649 (U+FC09): found 3, expected one of: {5, 2}
    • uni0628064A (U+FC0A): found 5, expected one of: {4, 8, 3}
    • uni062A0649 (U+FC0F): found 4, expected one of: {3, 2, 6}
    • uni062A064A (U+FC10): found 6, expected one of: {5, 3, 8}
    • uni06430649 (U+FC3D): found 2, expected one of: {1, 4}
    • uni0643064A (U+FC3E): found 4, expected one of: {2, 3, 6}
    • uni06440645 (U+FC42): found 3, expected one of: {1, 2}
    • uni06440649 (U+FC43): found 2, expected one of: {6, 4, 1}
    • uni06460649 (U+FC4F): found 3, expected one of: {2, 5}
    • uni064A0649 (U+FC59): found 4, expected one of: {3}
    • uni064A064A (U+FC5A): found 6, expected one of: {5}
    • uni06260646.fina (U+FC67): found 4, expected one of: {3, 7, 5}
    • uni06280631.fina (U+FC6A): found 3, expected one of: {5, 4, 2}
    • uni06280632.fina (U+FC6B): found 4, expected one of: {5, 3, 6}
    • uni06280646.fina (U+FC6D): found 4, expected one of: {3, 6, 5}
    • uni06430649.fina (U+FC83): found 2, expected one of: {1, 5}
    • uni0643064A.fina (U+FC84): found 4, expected one of: {7, 3, 2}
    • uni06460631.fina (U+FC8A): found 3, expected one of: {5, 4, 2}
    • uni06460632.fina (U+FC8B): found 4, expected one of: {5, 3, 6}
    • uni06460646.fina (U+FC8D): found 4, expected one of: {6, 3, 5}
    • uni064A0649.fina (U+FC95): found 4, expected one of: {3}
    • uni06440645.init (U+FCCC): found 3, expected one of: {2, 1}
    • uni06330649 (U+FCFB): found 2, expected one of: {4, 5, 1}
    • uni06330631 (U+FD0E): found 2, expected one of: {1, 5, 3}
    • uni06330649.fina (U+FD17): found 2, expected one of: {5, 1, 7}
    • uni06350631.fina (U+FD2B): found 3, expected one of: {6, 2, 4}
    • uni06A6.init (U+FB70): found 5, expected one of: {4, 6}
    • uni0683.medi (U+FB79): found 4, expected one of: {2, 3}
    • uni0684.medi (U+FB75): found 4, expected one of: {3, 2}
    • uni0687.medi (U+FB81): found 6, expected one of: {3, 5}
    • uni0683.fina (U+FB77): found 4, expected one of: {3, 2}
    • uni0684.fina (U+FB73): found 4, expected one of: {2, 3}
    • uni0687.fina (U+FB7F): found 6, expected one of: {5, 3, 4}
    • uni06A6.fina (U+FB6F): found 7, expected one of: {4, 6}
    [code: contour-count]

Ensure files are not too large.

Check ID: file_size
⚠️ NotoSansArabicUI[wdth,wght].ttf
  • ⚠️ WARN

    Font file is 1.08 MB; ideally it should be less than 1.05 MB

    [code: large-font]

Detect any interpolation issues in the font.

Check ID: interpolation_issues
⚠️ NotoSansArabicUI[wdth,wght].ttf
  • ⚠️ WARN

    Glyph uniFD3E has interpolation issues:

    • Wrong start point: contour 5 should start at 4 in wght=704.9927
    • Contour 5 becomes underweight in wght=704.9927 compared to default
    [code: glyph]
  • ⚠️ WARN

    Glyph uniFD3E has interpolation issues:

    • Wrong start point: contour 5 should start at 4 in wght=704.9927,wdth=62.5
    • Contour 5 becomes underweight in wght=704.9927,wdth=62.5 compared to default
    [code: glyph]
  • ⚠️ WARN

    Glyph uni06DE has interpolation issues:

    • Contour order mismatch: [0, 1, 2, 3, 4, 5] in default vs [0, 3, 2, 1, 4, 5] in wght=100
    • Contour 1 becomes underweight in wght=100 compared to default
    • Contour 3 becomes underweight in wght=100 compared to default
    [code: glyph]
  • ⚠️ WARN

    Glyph uni08A5 has interpolation issues:

    • Wrong start point: contour 2 should start at 6 in wght=900
    • Contour 2 becomes underweight in wght=900 compared to default
    • Wrong start point: contour 3 should start at 6 in wght=900
    • Contour 3 becomes underweight in wght=900 compared to default
    [code: glyph]
  • ⚠️ WARN

    Glyph uni08A5 has interpolation issues:

    • Wrong start point: contour 2 should start at 6 in wght=900,wdth=62.5
    • Contour 2 becomes underweight in wght=900,wdth=62.5 compared to default
    • Wrong start point: contour 3 should start at 6 in wght=900,wdth=62.5
    • Contour 3 becomes underweight in wght=900,wdth=62.5 compared to default
    [code: glyph]
  • ⚠️ WARN

    Glyph uni08A5.fina has interpolation issues:

    • Wrong start point: contour 2 should start at 6 in wght=900
    • Contour 2 becomes underweight in wght=900 compared to default
    • Wrong start point: contour 3 should start at 6 in wght=900
    • Contour 3 becomes underweight in wght=900 compared to default
    [code: glyph]
  • ⚠️ WARN

    Glyph uni08A5.fina has interpolation issues:

    • Wrong start point: contour 2 should start at 6 in wght=900,wdth=62.5
    • Contour 2 becomes underweight in wght=900,wdth=62.5 compared to default
    • Wrong start point: contour 3 should start at 6 in wght=900,wdth=62.5
    • Contour 3 becomes underweight in wght=900,wdth=62.5 compared to default
    [code: glyph]

Are there caret positions declared for every ligature?

Check ID: ligature_carets
⚠️ NotoSansArabicUI[wdth,wght].ttf
  • ⚠️ WARN

    This font lacks caret positioning values for these ligature glyphs:

    • uniFDF6
    • uniFDF9
    • uniFDF4
    • uniFDF5
    • uniFDF3
    • uniFDF8
    • uniFDF7
    [code: incomplete-caret-pos-data]

Ensure indic fonts have the Indian Rupee Sign glyph.

Check ID: rupee
⚠️ NotoSansArabicUI[wdth,wght].ttf
  • ⚠️ WARN

    Font is missing the Indian Rupee Sign glyph. Please add a glyph for Indian Rupee Sign (₹) at codepoint U+20B9.

    [code: missing-rupee]

Check font contains no unreachable glyphs

Check ID: unreachable_glyphs
⚠️ NotoSansArabicUI[wdth,wght].ttf
  • ⚠️ WARN

    The following glyphs could not be reached by codepoint or substitution rules:

    • uni06440627.isol
    • uni06440622.isol
    • uni06440623.isol
    • uni06440625.isol
    • uni06440671.001
    • uni06440671.isol
    • uni06440672.isol
    • uni06440673.isol
    • uni064406D2.fina
    • uniFDFD.001
    • uni06060607.pt
    • uni06B50627.isol
    • uni06B60627.isol
    • uni06B70627.isol
    • uni06B80627.isol
    [code: unreachable-glyphs]

Glyph names are all valid?

Check ID: valid_glyphnames
⚠️ NotoSansArabicUI[wdth,wght].ttf
  • ⚠️ WARN

    The following glyph names are too long: "behThreedotsupbelowVabovear.medi, seenThreedotsbelowthreedotsar.init, seenThreedotsbelowthreedotsar.medi, behThreedotsupbelowVabovear.fina, dalTwodotsverticalbelowTahabovear.fina, behThreedotsupbelowVabovear.init, seenThreedotsbelowthreedotsar.fina"

    [code: legacy-long-names]

Whitespace glyphs have ink?

Check ID: whitespace_ink
🔥 NotoSansArabicUI[wdth,wght].ttf
  • 🔥 FAIL

    The following glyphs have ink; they should be replaced by an empty glyph:

    • uni0602
    • uni200C
    • uni0604
    • uni0601
    • uni0600
    • uni200F
    • uni200E
    • uni08E2
    • uni200D
    • uni0605
    • uni0603
    • uni06DD
    [code: has-ink]

Metadata Checks

Check for codepoints not covered by METADATA subsets.

Check ID: googlefonts/metadata/unreachable_subsetting
⚠️ variable-ttf
  • ⚠️ WARN

    fonts/NotoSansArabicUI/googlefonts/variable-ttf/NotoSansArabicUI[wdth,wght].ttf: The following codepoints supported by the font are not covered by any subsets defined in the font's metadata file, and will never be served. You can solve this by either manually adding additional subset declarations to METADATA.pb, or by editing the glyphset definitions.

    • U+02D8 BREVE: try adding one of: yi, canadian-aboriginal
    • U+02D9 DOT ABOVE: try adding one of: yi, canadian-aboriginal
    • U+02DB OGONEK: try adding one of: yi, canadian-aboriginal
    • U+0302 COMBINING CIRCUMFLEX ACCENT: try adding one of: math, tifinagh, cherokee, coptic
    • U+0306 COMBINING BREVE: try adding one of: tifinagh, old-permic
    • U+0307 COMBINING DOT ABOVE: try adding one of: coptic, math, syriac, malayalam, canadian-aboriginal, tai-le, todhri, hebrew, tifinagh, old-permic, duployan
    • U+030A COMBINING RING ABOVE: try adding one of: syriac, duployan
    • U+030B COMBINING DOUBLE ACUTE ACCENT: try adding one of: cherokee, osage
    • U+030C COMBINING CARON: try adding one of: cherokee, tai-le
    • U+0326 COMBINING COMMA BELOW: try adding math
    • U+0327 COMBINING CEDILLA: try adding math
    • U+200F RIGHT-TO-LEFT MARK: try adding one of: thaana, nko, syriac, phags-pa, hebrew
    • U+25CC DOTTED CIRCLE: try adding one of: tagbanwa, batak, hanunoo, newa, tamil, kaithi, tai-tham, syriac, buginese, nko, psalter-pahlavi, mongolian, pahawh-hmong, bassa-vah, tagalog, tibetan, javanese, canadian-aboriginal, coptic, hanifi-rohingya, rejang, hebrew, limbu, new-tai-lue, kayah-li, khmer, symbols, balinese, tai-le, lao, meetei-mayek, mandaic, sharada, miao, takri, sinhala, caucasian-albanian, tai-viet, thai, mahajani, math, wancho, adlam, zanabazar-square, modi, telugu, siddham, osage, elbasan, buhid, ahom, myanmar, mende-kikakui, devanagari, gujarati, old-permic, phags-pa, gunjala-gondi, gurmukhi, music, warang-citi, soyombo, bengali, brahmi, tifinagh, yi, cham, duployan, thaana, malayalam, oriya, dogra, grantha, khudawadi, chakma, kharoshthi, lepcha, masaram-gondi, sogdian, marchen, sundanese, armenian, bhaiksuki, manichaean, kannada, saurashtra, syloti-nagri, khojki, tirhuta

    Or you can add the above codepoints to one of the subsets supported by the font: arabic, latin-ext, latin

    [code: unreachable-subsetting]

Glyphset Checks

Shapes languages in all GF glyphsets.

Check ID: googlefonts/glyphsets/shape_languages
⚠️ NotoSansArabicUI[wdth,wght].ttf
  • ⚠️ WARN

    Warning language shaping:

    Message Languages
    Auxiliary orthography codepoints: * ca_Latn (Catalan)
    The following auxiliary characters are missing from the font: Ŀ
    The following auxiliary characters are missing from the font: ŀ
    Auxiliary orthography codepoints: * en_Latn (English)
    The following auxiliary characters are missing from the font: ʻ
    Auxiliary orthography codepoints: * ckb_Arab (Central Kurdish)
    Shaper didn't attach uni064B to uni25CC when shaping the text '◌ً'
    Shaper didn't attach uni064C to uni25CC when shaping the text '◌ٌ'
    Shaper didn't attach uni064D to uni25CC when shaping the text '◌ٍ'
    Shaper didn't attach uni064E to uni25CC when shaping the text '◌َ'
    Shaper didn't attach uni064F to uni25CC when shaping the text '◌ُ'
    Shaper didn't attach uni0650 to uni25CC when shaping the text '◌ِ'
    Shaper didn't attach uni0651 to uni25CC when shaping the text '◌ّ'
    Shaper didn't attach uni0652 to uni25CC when shaping the text '◌ْ'
    Auxiliary orthography codepoints: * fi_Latn (Finnish)
    The following auxiliary characters are missing from the font: Ǥ
    The following auxiliary characters are missing from the font: Ŋ
    The following auxiliary characters are missing from the font: Ŧ
    The following auxiliary characters are missing from the font: Ʒ
    The following auxiliary characters are missing from the font: Ǯ
    The following auxiliary characters are missing from the font: ǥ
    The following auxiliary characters are missing from the font: ŋ
    The following auxiliary characters are missing from the font: ŧ
    The following auxiliary characters are missing from the font: ʒ
    The following auxiliary characters are missing from the font: ǯ
    Auxiliary orthography codepoints: * fa_Arab (Persian)
    Shaper didn't attach uni064E to uni25CC when shaping the text '◌َ' * fa_Arab (Persian)
    Shaper didn't attach uni0650 to uni25CC when shaping the text '◌ِ'
    Shaper didn't attach uni064F to uni25CC when shaping the text '◌ُ'
    Shaper didn't attach uni0652 to uni25CC when shaping the text '◌ْ'
    Shaper didn't attach uni0656 to the base glyph when shaping the text '◌ٖ'
    Shaper didn't attach uni0670 to uni25CC when shaping the text '◌ٰ'
    Auxiliary orthography codepoints: * de_Latn (German)
    The following auxiliary characters are missing from the font: ſ * fr_Latn (French)
    Auxiliary orthography codepoints: * sd_Arab (Sindhi)
    Shaper didn't attach uni064E to uni25CC when shaping the text '◌َ'
    Shaper didn't attach uni064F to uni25CC when shaping the text '◌ُ'
    Shaper didn't attach uni0650 to uni25CC when shaping the text '◌ِ'
    Auxiliary orthography codepoints: * nb_Latn (Norwegian Bokmål)
    The following auxiliary characters are missing from the font: Ŋ
    The following auxiliary characters are missing from the font: Ŧ
    The following auxiliary characters are missing from the font: ŋ
    The following auxiliary characters are missing from the font: ŧ
    Auxiliary orthography codepoints: * ur_Arab (Urdu)
    Shaper didn't attach uni064B to uni25CC when shaping the text '◌ً' * ur_Arab (Urdu)
    Shaper didn't attach uni064C to uni25CC when shaping the text '◌ٌ'
    Shaper didn't attach uni064D to uni25CC when shaping the text '◌ٍ'
    Shaper didn't attach uni064E to uni25CC when shaping the text '◌َ'
    Shaper didn't attach uni064F to uni25CC when shaping the text '◌ُ'
    Shaper didn't attach uni0650 to uni25CC when shaping the text '◌ِ'
    Shaper didn't attach uni0651 to uni25CC when shaping the text '◌ّ'
    Shaper didn't attach uni0652 to uni25CC when shaping the text '◌ْ'
    Shaper didn't attach uni0654 to uni25CC when shaping the text '◌ٔ'
    Shaper didn't attach uni0656 to the base glyph when shaping the text '◌ٖ'
    Shaper didn't attach uni0657 to the base glyph when shaping the text '◌ٗ'
    Shaper didn't attach uni0658 to the base glyph when shaping the text '◌٘'
    Shaper didn't attach uni0670 to uni25CC when shaping the text '◌ٰ'
    Auxiliary orthography codepoints: * nl_Latn (Dutch)
    The following auxiliary characters are missing from the font: IJ
    The following auxiliary characters are missing from the font: ij
    [code: warning-language-shaping]

Font has correct separator glyphs?

Check ID: googlefonts/separator_glyphs
⚠️ NotoSansArabicUI[wdth,wght].ttf
  • ⚠️ WARN

    The following separator glyphs are missing:

    • U+2028
    • U+2029
    [code: missing-separator-glyphs]

Font File Checks

Ensure fonts have ScriptLangTags declared on the 'meta' table.

Check ID: googlefonts/meta/script_lang_tags
⚠️ NotoSansArabicUI[wdth,wght].ttf
  • ⚠️ WARN

    This font file does not have a 'meta' table.

    [code: lacks-meta-table]

Name table checks

Check family name for GF Guide compliance.

Check ID: googlefonts/name/family_name_compliance
🔥 NotoSansArabicUI[wdth,wght].ttf
  • 🔥 FAIL

    "Noto Sans Arabic UI" contains an abbreviation.

    [code: abbreviation]

Shaping Checks

Ensure dotted circle glyph is present and can attach marks.

Check ID: dotted_circle
🔥 NotoSansArabicUI[wdth,wght].ttf
  • 🔥 FAIL

    The following glyphs could not be attached to the dotted circle glyph:

    • dotabovear
    • dotbelowar
    • twodotshorizontalabovear
    • twodotshorizontalbelowar
    • threedotsupabovear
    • threedotsupbelowar
    • threedotsdownabovear
    • threedotsdownbelowar
    • fourdotsabovear
    • fourdotsbelowar
    • twodotsverticalabovear
    • twodotsverticalbelowar
    • ringar
    • tahbelowar
    • uni0654
    • uni0653
    • uni065A
    • uni065B
    • uni0655
    • uni065F
    • uni0651
    • uni064E
    • uni064F
    • uni0657
    • uni065D
    • uni064B
    • uni064C
    • uni08F0
    • uni08F1
    • uni0652
    • uni0618
    • uni0619
    • uni08E4
    • uni08E5
    • uni08E7
    • uni08E8
    • uni08FE
    • uni0659
    • uni065E
    • uni08F5
    • uni08F4
    • uni0658
    • uni08FF
    • uni08EC
    • uni08F7
    • uni08F8
    • uni08FB
    • uni08FC
    • uni08FD
    • uni08EA
    • uni08EB
    • uni06E0
    • uni06DF
    • uni06E1
    • uni06EB
    • uni06EC
    • uni06E4
    • uni0670
    • uni06E2
    • uni08F3
    • uni06E7
    • uni08D8
    • uni0612
    • uni0613
    • uni08D5
    • uni08D6
    • uni0614
    • uni08E0
    • uni08E1
    • uni0650
    • uni064D
    • uni08F2
    • uni08F6
    • uni061A
    • uni08E6
    • uni08E9
    • uni08E3
    • uni08EF
    • uni08F9
    • uni08FA
    • uni08ED
    • uni08EE
    • uni06EA
    • uni065C
    • uni0656
    • uni06ED
    • uni08D3
    • uni08D9
    • uni06E3
    • uni0617
    • uni06DC
    • uni08D5.1
    • uni0615
    • uni08D6.1
    • uni08D7
    • uni06E8
    • uni08DB
    • uni08DC
    • uni08DA
    • uni08D4
    • uni08DE
    • uni08DD
    • uni08DF
    • uni0616
    • uni0326
    • uni0308
    • uni0307
    • gravecomb
    • acutecomb
    • uni030B
    • uni0302
    • uni030C
    • uni0306
    • uni030A
    • tildecomb
    • uni0304
    • uni0327
    • uni0328
    [code: unattached-dotted-circle-marks]

Ensure soft_dotted characters lose their dot when combined with marks that replace the dot.

Check ID: soft_dotted
⚠️ NotoSansArabicUI[wdth,wght].ttf
  • ⚠️ WARN

    The dot of soft dotted characters used in orthographies must disappear in the following strings:

    • į̄

    • į́

    • į̃

    • į̌

    • į̂

    • į̀The dot of soft dotted characters should disappear in other cases, for example:

    • į̧̄

    • į̧̈

    • į̧̆

    • į̧́

    • į̧̇

    • į̧̋

    • į̧̃

    • į̧̌

    • į̧̂

    • į̧̀

    • į̧̊

    • į̦̄

    • į̦̈

    • į̦̆

    • į̦́

    • į̦̇

    • į̦̋

    • į̦̃

    • į̦̌

    • į̦̂

    • į̦̀

    • į̦̊

    • į̨̄

    • į̨̈

    • į̨̆

    • į̨́

    • į̨̇

    • į̨̋

    • į̨̃

    • į̨̌

    • į̨̂

    • į̨̀

    • į̨̊

    • į̈

    • į̆

    • į̇

    • į̋

    • į̊

    [code: soft-dotted]