{
  "slug": "open-sans",
  "family": "Open Sans",
  "origin": "google-fonts",
  "category": "sans-serif",
  "classifications": [],
  "designers": [
    "Steve Matteson"
  ],
  "date_added": "2011-02-02",
  "last_modified": "2025-09-16",
  "popularity_rank": 2,
  "styles": [
    {
      "weight": 300,
      "style": "normal"
    },
    {
      "weight": 400,
      "style": "normal"
    },
    {
      "weight": 500,
      "style": "normal"
    },
    {
      "weight": 600,
      "style": "normal"
    },
    {
      "weight": 700,
      "style": "normal"
    },
    {
      "weight": 800,
      "style": "normal"
    },
    {
      "weight": 300,
      "style": "italic"
    },
    {
      "weight": 400,
      "style": "italic"
    },
    {
      "weight": 500,
      "style": "italic"
    },
    {
      "weight": 600,
      "style": "italic"
    },
    {
      "weight": 700,
      "style": "italic"
    },
    {
      "weight": 800,
      "style": "italic"
    }
  ],
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    {
      "tag": "wdth",
      "min": 75,
      "max": 100,
      "default": 100
    },
    {
      "tag": "wght",
      "min": 300,
      "max": 800,
      "default": 400
    }
  ],
  "subsets": [
    "cyrillic",
    "cyrillic-ext",
    "greek",
    "greek-ext",
    "hebrew",
    "latin",
    "latin-ext",
    "math",
    "symbols",
    "vietnamese"
  ],
  "primary_script": null,
  "is_noto": false,
  "color": false,
  "tags": [
    {
      "tag": "/Sans/Humanist",
      "score": 80
    },
    {
      "tag": "/Seasonal/Kwanzaa",
      "score": 73
    },
    {
      "tag": "/Sans/Neo Grotesque",
      "score": 20
    },
    {
      "tag": "/Expressive/Stiff",
      "score": 10
    }
  ],
  "licence": {
    "spdx": "OFL-1.1",
    "file_url": "https://github.com/google/fonts/blob/main/ofl/opensans/OFL.txt",
    "copyright": [
      "Copyright 2020 The Open Sans Project Authors (https://github.com/googlefonts/opensans)"
    ],
    "reserved_font_names": [],
    "read": "2026-10-21"
  },
  "cdn": {
    "fontsource_id": "open-sans",
    "def_subset": "latin",
    "variable": true,
    "google_family": "Open Sans",
    "woff2": "https://cdn.jsdelivr.net/fontsource/fonts/open-sans@latest/{subset}-{weight}-{style}.woff2",
    "woff2_variable": "https://cdn.jsdelivr.net/fontsource/fonts/open-sans:vf@latest/{subset}-wght-{style}.woff2",
    "css": "https://cdn.jsdelivr.net/npm/@fontsource/open-sans@latest/index.css",
    "npm": "@fontsource/open-sans",
    "preview": true
  },
  "sources": [
    {
      "what": "family metadata",
      "url": "https://fonts.google.com/metadata/fonts",
      "read": "2026-10-21"
    },
    {
      "what": "style tags",
      "url": "https://github.com/google/fonts/blob/main/tags/all/families.csv",
      "read": "2026-10-21"
    },
    {
      "what": "CDN files and subsets",
      "url": "https://api.fontsource.org/v1/fonts/open-sans",
      "read": "2026-10-21"
    }
  ],
  "resolved_licence": {
    "spdx": "OFL-1.1",
    "name": "SIL Open Font License 1.1",
    "official_url": "https://openfontlicense.org/open-font-license-official-text/",
    "summary": "Use it for anything, including commercial work and logos; share it with its licence; never sell the font file on its own.",
    "uses": {
      "commercial": {
        "status": "allowed",
        "clause": "Preamble",
        "quote": "The requirement for fonts to remain under this license does not apply to any document created using the fonts or their derivatives.",
        "note": "Whatever you make with the font is yours; the licence covers the font files."
      },
      "logo": {
        "status": "allowed",
        "clause": "Preamble",
        "quote": "The requirement for fonts to remain under this license does not apply to any document created using the fonts or their derivatives.",
        "note": "A logo is a document made with the font; the licence sets no limit on it."
      },
      "web": {
        "status": "conditions",
        "clause": "Permission & Conditions 2",
        "quote": "These can be included either as stand-alone text files, human-readable headers or in the appropriate machine-readable metadata fields within text or binary files as long as those fields can be easily viewed by the user.",
        "note": "Serving the file to browsers is redistribution: the copyright notice and licence travel with it, and the font file's own metadata counts."
      },
      "app": {
        "status": "conditions",
        "clause": "Permission & Conditions 2",
        "quote": "Original or Modified Versions of the Font Software may be bundled, redistributed and/or sold with any software, provided that each copy contains the above copyright notice and this license.",
        "note": "Bundle it in free or paid software; ship the copyright notice and licence with it."
      },
      "modify": {
        "status": "conditions",
        "clause": "Permission & Conditions 3",
        "quote": "No Modified Version of the Font Software may use the Reserved Font Name(s) unless explicit written permission is granted by the corresponding Copyright Holder.",
        "note": "A modified font stays under the OFL and must not use a Reserved Font Name (each font page lists its own)."
      },
      "redistribute": {
        "status": "conditions",
        "clause": "Permission & Conditions 5",
        "quote": "The Font Software, modified or unmodified, in part or in whole, must be distributed entirely under this license, and must not be distributed under any other license.",
        "note": "Share it freely, with its copyright notice and the OFL."
      },
      "sell": {
        "status": "not_allowed",
        "clause": "Permission & Conditions 1",
        "quote": "Neither the Font Software nor any of its individual components, in Original or Modified Versions, may be sold by itself.",
        "note": "Selling it inside software you sell is allowed (condition 2); selling the font alone is not."
      },
      "credit": {
        "status": "allowed",
        "clause": "Preamble",
        "quote": "The requirement for fonts to remain under this license does not apply to any document created using the fonts or their derivatives.",
        "note": "The notice goes with copies of the font file, not into what you make."
      }
    }
  },
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