Browser Leaks alternatives
6 tools in the catalogue cover the same ground as Browser Leaks and can replace it depending on the need. Each one is reachable, re-checked daily, and listed with its pricing.
- BrowserSpy.dkfreeDanish browser information and fingerprinting test site that reveals detailed browser capabilities including plugins, fonts, screen properties, and other identifiers.
- Firefox-debloatfreeCollection of Firefox configuration tweaks and policies to disable telemetry, enhance privacy, and reduce browser fingerprinting surface.
- LocaBrowser.comfreeBrowser geolocation testing tool that checks what location data your browser exposes via the HTML5 Geolocation API to websites.
- NoScript (T)freeFirefox/Chrome security extension that blocks JavaScript, Java, Flash, and other active content by default to prevent browser fingerprinting and code execution from untrusted sites.
- Anonymouth - Document Anonymization (T)freeJava-based authorship anonymization tool that analyzes and modifies writing style features to reduce stylometric identification of document authors.
- Awesome Opt-Out Guide 2026freeCommunity GitHub repository compiling data broker opt-out procedures, privacy request templates, and removal links for 2026.
Browser Leaks
OpSec
Also written BrowserLeaks
Comprehensive browser privacy and security testing suite covering IP, DNS, WebRTC, canvas fingerprinting, font enumeration, and dozens of other browser data leakage vectors.
RECOMMENDED USE
Deep browser fingerprint analysis, identifying all data leak vectors before OSINT operations
Information
Video tutorials
Learn to use Browser Leaks
Suggested workflow
Chain these tools in order for a complete investigation
Similar tools
These tools can also help you
Firefox-debloat
OpSecCollection of Firefox configuration tweaks and policies to disable telemetry, enhance privacy, and reduce browser fingerprinting surface.
NoScript (T)
OpSecFirefox/Chrome security extension that blocks JavaScript, Java, Flash, and other active content by default to prevent browser fingerprinting and code execution from untrusted sites.
BrowserSpy.dk
OpSecDanish browser information and fingerprinting test site that reveals detailed browser capabilities including plugins, fonts, screen properties, and other identifiers.
JonDonym
OpSecAnonymization verification tool from the JonDonym project that checks IP, browser headers, cookies, and other identifiers for privacy leaks.
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