{
  "slug": "ladybird",
  "category": "browsers",
  "name": "Ladybird",
  "description": "Independent web browser with a new engine written from scratch, developed by a US non-profit. Still in development with no stable release; it can be built from source on Linux and macOS.",
  "website": "https://ladybird.org",
  "source": "https://github.com/LadybirdBrowser/ladybird",
  "license": "BSD-2-Clause",
  "platforms": [
    "linux",
    "macos"
  ],
  "jurisdiction": {
    "code": "US",
    "name": "United States",
    "eyes": "Five Eyes",
    "eu": false,
    "gdpr": false,
    "cloud_act": "provider"
  },
  "pick": false,
  "pick_reason": null,
  "disclosure": null,
  "grade": "D",
  "score": 59,
  "coverage": 100,
  "summary": "Ladybird scores 59 out of 100 (grade D) on the browsers criteria. It meets 4 of 7 criteria: open source, no trackers or telemetry, no ads or data sales and no calls to big-tech services. It does not meet independent audit, blocks trackers by default and fingerprinting protection. It is based in the United States: Five Eyes member; subject to the US CLOUD Act.",
  "url": "https://privacyratings.com/browsers/ladybird/",
  "markdown": "https://privacyratings.com/browsers/ladybird/index.md",
  "answers": {
    "open_source": {
      "title": "Open source",
      "weight": 3,
      "answer": "yes",
      "evidence": "https://github.com/LadybirdBrowser/ladybird/blob/master/LICENSE",
      "note": "BSD-2-Clause."
    },
    "no_trackers": {
      "title": "No trackers or telemetry",
      "weight": 3,
      "answer": "yes",
      "evidence": "https://ladybird.org/",
      "note": "No data collection, and the website loads no trackers."
    },
    "no_ads": {
      "title": "No ads or data sales",
      "weight": 2,
      "answer": "yes",
      "evidence": "https://ladybird.org/",
      "note": "Funded by donations and sponsorships, with no search deals, data collection or 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."
    },
    "tracker_blocking": {
      "title": "Blocks trackers by default",
      "weight": 3,
      "answer": "no",
      "evidence": "https://github.com/LadybirdBrowser/ladybird/blob/master/Libraries/LibWebView/Settings.cpp",
      "note": "Content blocking with EasyList and EasyPrivacy is built in but the lists are off by default."
    },
    "fingerprinting_protection": {
      "title": "Fingerprinting protection",
      "weight": 2,
      "answer": "no",
      "evidence": null,
      "note": "No fingerprinting protection is documented."
    },
    "no_google_services": {
      "title": "No calls to big-tech services",
      "weight": 2,
      "answer": "yes",
      "evidence": "https://ladybird.org/",
      "note": "An independent engine with no Google, Microsoft or Apple services built in."
    },
    "security_updates": {
      "title": "Timely security updates",
      "weight": 3,
      "answer": "n/a",
      "evidence": null,
      "note": "No releases are published yet. The browser is only available by building it from source."
    }
  },
  "tests": {
    "ssllabs": null,
    "observatory": null,
    "internetnl_web": null,
    "internetnl_mail": null,
    "trackers": [],
    "tested_at": "2026-10-01T07:02:37.737Z"
  },
  "last_modified": "2026-10-01T07:44:20Z"
}