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Best Blacklight by The Markup Alternatives ranked by AI · updated Aug 2026

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Blacklight is a free web-based privacy inspector that scans a URL for advertising trackers, cookies, session-recording scripts, and other third-party technologies. It is aimed at journalists, researchers, and privacy-conscious users who want a quick view of how a website tracks visitors.

Developer: The Markup Price: Free 🎯 themarkup.org/blacklight

Top 6 Blacklight by The Markup alternatives

πŸ’‘ Pick it for open-source analysis with deeper cookie, request, and security-header details.

Webbkoll is a tool that helps you test the privacy of your website. It checks what data-protecting features you have and suggests...

2

PrivacyScore

PrivacyScore

πŸ’‘ Choose it when you want a simple privacy score for comparing several websites.

PrivacyScore analyzes websites for tracking, third-party content, cookies, and related privacy risks. It is intended for users and researchers comparing the privacy...

Pros

  • Combines privacy indicators into an easy-to-compare score
  • Useful for comparing multiple domains
  • Covers third-party resources and cookie behavior

Cons

  • A single score hides some underlying technical nuance
  • Coverage can differ from Blacklight for modern advertising technologies
  • Less suitable for formal consent-management compliance

πŸ’‘ Pick it for continuous tracker detection and blocking instead of one-off website investigations.

Ghostery is a privacy-focused web browser extension that helps users detect and block trackers on websites.

4

Cover Your Tracks

Electronic Frontier Foundation

πŸ’‘ Use it to test your browser's fingerprinting exposure rather than a site's individual trackers.

Cover Your Tracks is a free EFF test that evaluates how effectively a browser resists tracking and fingerprinting techniques. It is for...

Pros

  • Tests browser fingerprinting and tracking resistance
  • Explains results in accessible language
  • Run by a nonprofit privacy organization

Cons

  • Evaluates the visitor's browser, not a target website's full technology stack
  • Does not identify every advertising or analytics vendor on a page
  • Results depend heavily on browser configuration

πŸ’‘ Choose it if you own a website and need recurring cookie scans plus consent-management features.

Cookiebot is a GDPR compliant cookie consent management solution that helps websites comply with data privacy regulations.

πŸ’‘ Pick it for free, open-source tracker blocking while browsing instead of manual website scanning.

Privacy Badger is a browser extension that blocks invisible trackers and helps protect your privacy while browsing.

Pros

  • Focus on privacy protection
  • Easy to use

Cons

  • May not block all ads

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