CreepJS documents each browser fingerprint collector as a standalone page. Use this index to compare graphics, hardware, browser, network, privacy, storage, accessibility, and system signals that can make a browser identifiable.
Each page explains what the signal exposes and which privacy tools commonly reduce or normalize it.
Signal pages include live collectors, API examples, use cases, and readable explanations for developers.
All published signal pages are linked here with stable canonical URLs.
5 published signals in this category.
Motion sensitivity preference detection for accessibility.
Open signal pageTransparency preference detection for accessibility.
Open signal pageColor inversion preference detection for accessibility.
Open signal pageWindows High Contrast mode detection.
Open signal pageContrast preference detection for accessibility.
Open signal page2 published signals in this category.
Audio context fingerprint based on audio processing characteristics. Test audio hardware signature.
Open signal pageAvailable text-to-speech voices. Discover TTS capabilities and voices.
Open signal page16 published signals in this category.
Browser navigator properties and user agent information. Analyze browser capabilities and settings.
Open signal pageComputed CSS styles and system fonts. Analyze CSS implementation differences.
Open signal pageHTML element prototype properties and methods. Detect DOM API features.
Open signal pageDOM rectangle measurement precision. Test layout engine measurement.
Open signal pageBrowser-supported MIME types. Discover media format capabilities.
Open signal pageiframe contentWindow object characteristics. Test iframe API features.
Open signal pageCSS media queries and system preferences detection. Test browser media query support.
Open signal pageBrowser vendor string detection for browser identification.
Open signal pageBrowser vendor-specific feature detection.
Open signal pageInstalled browser plugins enumeration for software profiling.
Open signal pageNative PDF viewing capability detection.
Open signal pageCookie support detection for browser configuration.
Open signal pageIndexedDB API availability detection.
Open signal pageLocalStorage API availability detection.
Open signal pageSessionStorage API availability detection.
Open signal pageWebSQL/OpenDatabase API availability detection.
Open signal page5 published signals in this category.
Canvas rendering fingerprint based on how the browser draws graphics. Test your browser's unique canvas signature.
Open signal pageWebGL GPU information and rendering capabilities. Detect your graphics card and WebGL implementation.
Open signal pageEmoji rendering characteristics using DOM measurements. Test how emojis are displayed.
Open signal pageSVG rendering characteristics. Test vector graphics rendering.
Open signal pageText measurement and rendering characteristics. Test text rendering engine.
Open signal page11 published signals in this category.
Screen resolution, color depth, and pixel ratio detection. Identify display characteristics.
Open signal pageEnumeration of cameras, microphones, and speakers. Detect available media devices.
Open signal pageScreen frame and taskbar detection revealing OS interface characteristics.
Open signal pageDetailed screen resolution detection for device model inference.
Open signal pageDisplay color depth detection for screen quality tier identification.
Open signal pageDisplay color gamut detection for screen quality assessment.
Open signal pageCPU core count detection revealing device performance tier.
Open signal pageDevice RAM detection for hardware capability profiling.
Open signal pageTouch input capability detection for device type identification.
Open signal pageMonochrome display detection via media queries.
Open signal pageHigh Dynamic Range display capability detection.
Open signal page2 published signals in this category.
WebRTC capabilities and IP leakage checks. Detect peer connection support and potential network exposure signals.
Open signal pageService Worker support and registration features. Detect offline capabilities and worker availability.
Open signal page3 published signals in this category.
Detection of privacy tools and browser modifications. Identify fingerprint resistance.
Open signal pageApple PCM API support detection indicating Safari browser.
Open signal pageInconsistency analysis across fingerprint components. Helps detect spoofing, privacy tools, and mismatched signals.
Open signal page11 published signals in this category.
Installed system fonts detection. Discover which fonts are available on your system.
Open signal pageTimezone, locale, and internationalization settings. Detect regional and time settings.
Open signal pageJavaScript Math operation precision. Test floating-point arithmetic accuracy.
Open signal pageConsole error patterns and stack traces. Analyze JavaScript engine differences.
Open signal pageBrowser language preferences revealing user demographics.
Open signal pageOperating system platform detection via Navigator API.
Open signal pageDate and time formatting preferences for locale detection.
Open signal pageCPU architecture detection via Navigator API.
Open signal pageLegacy CPU class detection for IE compatibility.
Open signal pageOperating system CPU information detection.
Open signal pageSystem font preferences detection for OS identification.
Open signal page