{
  "slug": "apertium",
  "category": "translation",
  "name": "Apertium",
  "description": "Free and open-source rule-based machine translation platform, focused on related and lesser-resourced languages. Usable on apertium.org or installed locally for offline translation.",
  "website": "https://www.apertium.org",
  "source": "https://github.com/apertium/apertium",
  "license": "GPL-2.0",
  "platforms": [
    "web",
    "linux",
    "windows",
    "macos",
    "android"
  ],
  "jurisdiction": null,
  "pick": false,
  "pick_reason": null,
  "disclosure": null,
  "grade": "B",
  "score": 77,
  "coverage": 100,
  "summary": "Apertium scores 77 out of 100 (grade B) on the translation criteria. It meets 4 of 6 criteria: open source, no ads or data sales, works offline and text not kept. It partly meets no trackers or telemetry. It does not meet independent audit.",
  "url": "https://privacyratings.com/translation/apertium/",
  "markdown": "https://privacyratings.com/translation/apertium/index.md",
  "answers": {
    "open_source": {
      "title": "Open source",
      "weight": 3,
      "answer": "yes",
      "evidence": "https://raw.githubusercontent.com/apertium/apertium/main/COPYING",
      "note": "Licensed under GPL-2.0."
    },
    "no_trackers": {
      "title": "No trackers or telemetry",
      "weight": 3,
      "answer": "partial",
      "evidence": "https://raw.githubusercontent.com/apertium/apertium-html-tools/master/src/App.tsx",
      "note": "No third-party trackers. The apertium.org web interface records page views with a self-hosted Matomo instance."
    },
    "no_ads": {
      "title": "No ads or data sales",
      "weight": 2,
      "answer": "yes",
      "evidence": "https://wiki.apertium.org/wiki/Main_Page",
      "note": "Volunteer-run open-source project with no ads."
    },
    "independent_audit": {
      "title": "Independent audit",
      "weight": 2,
      "answer": "no",
      "evidence": null,
      "note": "No independent audit is published."
    },
    "transparency_report": {
      "title": "Transparency report",
      "weight": 2,
      "answer": "n/a",
      "evidence": null,
      "note": "Only applies to hosted services with a website to test."
    },
    "user_notice": {
      "title": "Tells users about requests",
      "weight": 1,
      "answer": "n/a",
      "evidence": null,
      "note": "Only applies to hosted services with a website to test."
    },
    "tls": {
      "title": "TLS configuration",
      "weight": 2,
      "answer": "n/a",
      "evidence": null,
      "note": "Only applies to hosted services with a website to test."
    },
    "security_headers": {
      "title": "Security headers",
      "weight": 1,
      "answer": "n/a",
      "evidence": null,
      "note": "Only applies to hosted services with a website to test."
    },
    "web_standards": {
      "title": "Modern web standards",
      "weight": 1,
      "answer": "n/a",
      "evidence": null,
      "note": "Only applies to hosted services with a website to test."
    },
    "offline": {
      "title": "Works offline",
      "weight": 3,
      "answer": "yes",
      "evidence": "https://wiki.apertium.org/wiki/Installation",
      "note": "Can be installed on desktop, Android or your own server to translate offline."
    },
    "no_retention": {
      "title": "Text not kept",
      "weight": 2,
      "answer": "yes",
      "evidence": "https://wiki.apertium.org/wiki/Installation",
      "note": "Rule-based translation with no model training on user text. Local installs keep text on the device."
    }
  },
  "tests": {
    "ssllabs": null,
    "observatory": null,
    "internetnl_web": null,
    "internetnl_mail": null,
    "trackers": [
      {
        "name": "Google Fonts",
        "host": "fonts.googleapis.com",
        "effect": "none"
      }
    ],
    "tested_at": "2026-10-01T06:38:48.961Z"
  },
  "last_modified": "2026-10-01T06:56:31Z"
}