Repository Analysis

fingerprintjs/fingerprintjs

The most advanced free and open-source browser fingerprinting library

3.5 Likely human-written View on GitHub

3.5

Adjusted Score

3.5

Raw Score

100%

Time Factor

2026-05-27

Last Push

27,208

Stars

TypeScript

Language

10,710

Lines of Code

144

Files

25

Pattern Hits

2026-05-31

Scan Date

Score History

Severity Breakdown

CRITICAL 0HIGH 2MEDIUM 2LOW 21

Pattern Findings

25 matches across 4 categories. Click a row to expand file-level details.

Hyper-Verbose Identifiers19 hits · 19 pts

Severity	File	Line	Snippet
LOW	…ources/content_blocking/get_unique_filter_selectors.ts	98	async function getSelectorsFromDirectory(directoryPath: string) {
LOW	resources/content_blocking/make_selectors_tester.ts	68	function getSelectorFromFilterRule(rule: string): string \| undefined {
LOW	resources/content_blocking/make_selectors_tester.ts	109	async function getJsToDetectBlockedSelectors(selectors: readonly string[]) {
LOW	tests/utils/index.ts	93	export function getBrowserEngineMajorVersion(): number \| undefined {
LOW	src/agent.ts	81	function componentsToCanonicalString(components: UnknownComponents) {
LOW	src/utils/async.ts	22	export function requestIdleCallbackIfAvailable(fallbackTimeout: number, deadlineTimeout = Infinity): Promise<void> {
LOW	src/sources/canvas.ts	35	export function getUnstableCanvasFingerprint(skipImages?: boolean): CanvasFingerprint {
LOW	src/sources/canvas.ts	165	function doesBrowserPerformAntiFingerprinting() {
LOW	src/sources/audio.ts	41	export function getUnstableAudioFingerprint(): number \| (() => Promise<number>) {
LOW	src/sources/audio.ts	98	function doesBrowserSuspendAudioContext() {
LOW	src/sources/audio.ts	106	function doesBrowserPerformAntifingerprinting() {
LOW	src/sources/private_click_measurement.ts	13	export default function getPrivateClickMeasurement(): string \| undefined {
LOW	src/sources/audio_base_latency.ts	12	export default function getAudioContextBaseLatency(): number {
LOW	src/sources/audio.test.ts	42	function doesBrowserPerformAntifingerprinting() {
LOW	src/sources/audio.test.ts	48	function doesBrowserSuspendAudioContext() {
LOW	src/sources/screen_resolution.ts	25	export function getUnstableScreenResolution(): ScreenResolution {
LOW	src/sources/webgl.ts	241	export function shouldAvoidDebugRendererInfo(): boolean {
LOW	src/sources/webgl.ts	249	export function shouldAvoidPolygonModeExtensions(): boolean {
LOW	src/sources/hardware_concurrency.ts	30	export function getUnstableHardwareConcurrency(): number \| undefined {

Cross-Language Confusion (JS/TS)2 hits · 10 pts

Severity	File	Line	Snippet
HIGH	…ources/content_blocking/get_unique_filter_selectors.ts	67	print(`Filter "${filterName}" has no selectors`)
HIGH	…ources/content_blocking/get_unique_filter_selectors.ts	80	print(message)

AI Slop Vocabulary2 hits · 6 pts

Severity	File	Line	Snippet
MEDIUM	rollup.config.ts	58	// UMD for users who use Require.js or Electron and want to leverage them
MEDIUM	src/sources/cookies_enabled.ts	12	// navigator.cookieEnabled cannot detect custom or nuanced cookie blocking configurations. For example, when blocking

Over-Commented Block2 hits · 2 pts

Severity	File	Line	Snippet
LOW	.github/workflows/codeql_analysis.yml	1	# For most projects, this workflow file will not need changing; you simply need
LOW	src/confidence.ts	41	// Windows