{"adoption": {"forks": 335, "observed_at": "2026-08-28T04:06:29.074080+00:00", "stars": 2230}, "canonical_url": "https://ross.abutalabs.com/products/clientjs", "card": {"archived": false, "artifact_type": "library", "description": "Device information and digital fingerprinting written in pure JavaScript.", "domain": ["web-development", "privacy", "browser-extensions"], "enriched": true, "function": ["security", "analytics"], "health_score": 20, "homepage": "http://clientjs.org", "language": "JavaScript", "license": "Apache-2.0", "license_family": "permissive", "maturity": "maintenance", "member_repos": ["jackspirou/clientjs"], "name": "jackspirou/clientjs", "platform": ["browser", "cross-platform"], "pushed_at": "2023-01-08T17:39:54+00:00", "repo": "jackspirou/clientjs", "stars": 2230, "tags": ["browser-fingerprinting", "device-detection", "user-agent", "client-information", "privacy", "nodejs"], "topics": [], "urls": [], "use_cases": ["fingerprint browsers to identify returning visitors without cookies", "detect user's operating system, browser, and device type", "get screen resolution and color depth of client devices", "check browser plugin, font, and storage support", "generate a stable device ID for fraud detection", "collect client-side device analytics for a website"], "what_it_is": "ClientJS is a pure JavaScript library for browser device fingerprinting and device information gathering. It generates a 32-bit integer fingerprint from browser/device data points while also exposing individual attributes like OS, browser, screen resolution, and plugins.", "when_to_avoid": ["you need strong anti-fraud guarantees against modern anti-fingerprinting browsers", "you need server-side or mobile-native fingerprinting", "you need actively developed features - releases are infrequent"], "when_to_choose": ["you need cookieless visitor identification in pure JavaScript", "you want both a fingerprint hash and the underlying data points exposed", "you need a lightweight, dependency-free browser library"]}, "data_as_of": "2026-08-30T08:39:29.467469+00:00", "members": [{"path": "/products/clientjs", "repo": "jackspirou/clientjs", "role": "main", "score": 23}], "provenance": {"archived": {"kind": "observed", "observed_at": "2026-08-28T04:06:29.074080+00:00", "source": "github"}, "artifact_type": {"confidence": null, "enriched_at": "2026-08-30T02:44:38.446575+00:00", "kind": "inferred", "prompt_version": 1, "sources": [{"content_hash": "e8308391731e649d6f82ed6e88c4f74f4ea55af5f07351764dd3d8939b5d1d8a", "fetched_at": "2026-08-28T04:06:29.074080+00:00", "kind": "readme", "missing": false, "url": "https://github.com/jackspirou/clientjs"}, {"content_hash": "c57549b0e546d129ea24bc8aedf4891be87142897a938565a7e5ef878645c30b", "fetched_at": "2026-08-29T10:25:13.691098+00:00", "kind": "homepage", "missing": false, "url": "http://clientjs.org"}, {"content_hash": "0179b8553221e5b556af08d8e8bc476ab58782cd02ef4a0f1848a740b44524a2", "fetched_at": "2026-08-29T10:25:13.694181+00:00", "kind": "registry_npm", "missing": false, "url": "https://registry.npmjs.org/clientjs"}], "taxonomy_version": 1}, "description": {"kind": "observed", "observed_at": "2026-08-28T04:06:29.074080+00:00", "source": "github"}, "domain": {"confidence": null, "enriched_at": "2026-08-30T02:44:38.446575+00:00", "kind": "inferred", "prompt_version": 1, "sources": [{"content_hash": "e8308391731e649d6f82ed6e88c4f74f4ea55af5f07351764dd3d8939b5d1d8a", "fetched_at": "2026-08-28T04:06:29.074080+00:00", "kind": "readme", "missing": false, "url": "https://github.com/jackspirou/clientjs"}, {"content_hash": "c57549b0e546d129ea24bc8aedf4891be87142897a938565a7e5ef878645c30b", "fetched_at": "2026-08-29T10:25:13.691098+00:00", "kind": "homepage", "missing": false, "url": "http://clientjs.org"}, {"content_hash": "0179b8553221e5b556af08d8e8bc476ab58782cd02ef4a0f1848a740b44524a2", "fetched_at": "2026-08-29T10:25:13.694181+00:00", "kind": "registry_npm", "missing": false, "url": "https://registry.npmjs.org/clientjs"}], "taxonomy_version": 1}, "enriched": {"inputs": [], "kind": "computed", "method": "enrichment_status"}, "function": {"confidence": null, "enriched_at": "2026-08-30T02:44:38.446575+00:00", "kind": "inferred", "prompt_version": 1, "sources": [{"content_hash": "e8308391731e649d6f82ed6e88c4f74f4ea55af5f07351764dd3d8939b5d1d8a", "fetched_at": "2026-08-28T04:06:29.074080+00:00", "kind": "readme", "missing": false, "url": "https://github.com/jackspirou/clientjs"}, {"content_hash": "c57549b0e546d129ea24bc8aedf4891be87142897a938565a7e5ef878645c30b", "fetched_at": "2026-08-29T10:25:13.691098+00:00", "kind": "homepage", "missing": false, "url": "http://clientjs.org"}, {"content_hash": "0179b8553221e5b556af08d8e8bc476ab58782cd02ef4a0f1848a740b44524a2", "fetched_at": "2026-08-29T10:25:13.694181+00:00", "kind": "registry_npm", "missing": false, "url": "https://registry.npmjs.org/clientjs"}], "taxonomy_version": 1}, "health_score": {"inputs": ["days_since_push", "days_since_release", "archived"], "kind": "computed", "method": "health_v1"}, "homepage": {"kind": "observed", "observed_at": "2026-08-28T04:06:29.074080+00:00", "source": "github"}, "language": {"kind": "observed", "observed_at": "2026-08-28T04:06:29.074080+00:00", "source": "github"}, "license": {"kind": "observed", "observed_at": "2026-08-28T04:06:29.074080+00:00", "source": "github"}, "license_family": {"inputs": ["license"], "kind": "computed", "method": "license_family"}, "maturity": {"confidence": null, "enriched_at": "2026-08-30T02:44:38.446575+00:00", "kind": "inferred", "prompt_version": 1, "sources": [{"content_hash": "e8308391731e649d6f82ed6e88c4f74f4ea55af5f07351764dd3d8939b5d1d8a", "fetched_at": "2026-08-28T04:06:29.074080+00:00", "kind": "readme", "missing": false, "url": "https://github.com/jackspirou/clientjs"}, {"content_hash": "c57549b0e546d129ea24bc8aedf4891be87142897a938565a7e5ef878645c30b", "fetched_at": "2026-08-29T10:25:13.691098+00:00", "kind": "homepage", "missing": false, "url": "http://clientjs.org"}, {"content_hash": "0179b8553221e5b556af08d8e8bc476ab58782cd02ef4a0f1848a740b44524a2", "fetched_at": "2026-08-29T10:25:13.694181+00:00", "kind": "registry_npm", "missing": false, "url": "https://registry.npmjs.org/clientjs"}], "taxonomy_version": 1}, "member_repos": {"kind": "observed", "observed_at": "2026-08-28T04:06:29.074080+00:00", "source": "github"}, "name": {"kind": "observed", "observed_at": "2026-08-28T04:06:29.074080+00:00", "source": "github"}, "platform": {"confidence": null, "enriched_at": "2026-08-30T02:44:38.446575+00:00", "kind": "inferred", "prompt_version": 1, "sources": [{"content_hash": "e8308391731e649d6f82ed6e88c4f74f4ea55af5f07351764dd3d8939b5d1d8a", "fetched_at": "2026-08-28T04:06:29.074080+00:00", "kind": "readme", "missing": false, "url": "https://github.com/jackspirou/clientjs"}, {"content_hash": "c57549b0e546d129ea24bc8aedf4891be87142897a938565a7e5ef878645c30b", "fetched_at": "2026-08-29T10:25:13.691098+00:00", "kind": "homepage", "missing": false, "url": "http://clientjs.org"}, {"content_hash": "0179b8553221e5b556af08d8e8bc476ab58782cd02ef4a0f1848a740b44524a2", "fetched_at": "2026-08-29T10:25:13.694181+00:00", "kind": "registry_npm", "missing": false, "url": "https://registry.npmjs.org/clientjs"}], "taxonomy_version": 1}, "pushed_at": {"kind": "observed", "observed_at": "2026-08-28T04:06:29.074080+00:00", "source": "github"}, "repo": {"kind": "observed", "observed_at": "2026-08-28T04:06:29.074080+00:00", "source": "github"}, "stars": {"kind": "observed", "observed_at": "2026-08-28T04:06:29.074080+00:00", "source": "github"}, "tags": {"confidence": null, "enriched_at": "2026-08-30T02:44:38.446575+00:00", "kind": "inferred", "prompt_version": 1, "sources": [{"content_hash": "e8308391731e649d6f82ed6e88c4f74f4ea55af5f07351764dd3d8939b5d1d8a", "fetched_at": "2026-08-28T04:06:29.074080+00:00", "kind": "readme", "missing": false, "url": "https://github.com/jackspirou/clientjs"}, {"content_hash": "c57549b0e546d129ea24bc8aedf4891be87142897a938565a7e5ef878645c30b", "fetched_at": "2026-08-29T10:25:13.691098+00:00", "kind": "homepage", "missing": false, "url": "http://clientjs.org"}, {"content_hash": "0179b8553221e5b556af08d8e8bc476ab58782cd02ef4a0f1848a740b44524a2", "fetched_at": "2026-08-29T10:25:13.694181+00:00", "kind": "registry_npm", "missing": false, "url": "https://registry.npmjs.org/clientjs"}], "taxonomy_version": 1}, "topics": {"kind": "observed", "observed_at": "2026-08-28T04:06:29.074080+00:00", "source": "github"}, "urls": {"kind": "observed", "observed_at": "2026-08-28T04:06:29.074080+00:00", "source": "github"}, "use_cases": {"confidence": null, "enriched_at": "2026-08-30T02:44:38.446575+00:00", "kind": "inferred", "prompt_version": 1, "sources": [{"content_hash": "e8308391731e649d6f82ed6e88c4f74f4ea55af5f07351764dd3d8939b5d1d8a", "fetched_at": "2026-08-28T04:06:29.074080+00:00", "kind": "readme", "missing": false, "url": "https://github.com/jackspirou/clientjs"}, {"content_hash": "c57549b0e546d129ea24bc8aedf4891be87142897a938565a7e5ef878645c30b", "fetched_at": "2026-08-29T10:25:13.691098+00:00", "kind": "homepage", "missing": false, "url": "http://clientjs.org"}, {"content_hash": "0179b8553221e5b556af08d8e8bc476ab58782cd02ef4a0f1848a740b44524a2", "fetched_at": "2026-08-29T10:25:13.694181+00:00", "kind": "registry_npm", "missing": false, "url": "https://registry.npmjs.org/clientjs"}], "taxonomy_version": 1}, "what_it_is": {"confidence": null, "enriched_at": "2026-08-30T02:44:38.446575+00:00", "kind": "inferred", "prompt_version": 1, "sources": [{"content_hash": "e8308391731e649d6f82ed6e88c4f74f4ea55af5f07351764dd3d8939b5d1d8a", "fetched_at": "2026-08-28T04:06:29.074080+00:00", "kind": "readme", "missing": false, "url": "https://github.com/jackspirou/clientjs"}, {"content_hash": "c57549b0e546d129ea24bc8aedf4891be87142897a938565a7e5ef878645c30b", "fetched_at": "2026-08-29T10:25:13.691098+00:00", "kind": "homepage", "missing": false, "url": "http://clientjs.org"}, {"content_hash": "0179b8553221e5b556af08d8e8bc476ab58782cd02ef4a0f1848a740b44524a2", "fetched_at": "2026-08-29T10:25:13.694181+00:00", "kind": "registry_npm", "missing": false, "url": "https://registry.npmjs.org/clientjs"}], "taxonomy_version": 1}, "when_to_avoid": {"confidence": null, "enriched_at": "2026-08-30T02:44:38.446575+00:00", "kind": "inferred", "prompt_version": 1, "sources": [{"content_hash": "e8308391731e649d6f82ed6e88c4f74f4ea55af5f07351764dd3d8939b5d1d8a", "fetched_at": "2026-08-28T04:06:29.074080+00:00", "kind": "readme", "missing": false, "url": "https://github.com/jackspirou/clientjs"}, {"content_hash": "c57549b0e546d129ea24bc8aedf4891be87142897a938565a7e5ef878645c30b", "fetched_at": "2026-08-29T10:25:13.691098+00:00", "kind": "homepage", "missing": false, "url": "http://clientjs.org"}, {"content_hash": "0179b8553221e5b556af08d8e8bc476ab58782cd02ef4a0f1848a740b44524a2", "fetched_at": "2026-08-29T10:25:13.694181+00:00", "kind": "registry_npm", "missing": false, "url": "https://registry.npmjs.org/clientjs"}], "taxonomy_version": 1}, "when_to_choose": {"confidence": null, "enriched_at": "2026-08-30T02:44:38.446575+00:00", "kind": "inferred", "prompt_version": 1, "sources": [{"content_hash": "e8308391731e649d6f82ed6e88c4f74f4ea55af5f07351764dd3d8939b5d1d8a", "fetched_at": "2026-08-28T04:06:29.074080+00:00", "kind": "readme", "missing": false, "url": "https://github.com/jackspirou/clientjs"}, {"content_hash": "c57549b0e546d129ea24bc8aedf4891be87142897a938565a7e5ef878645c30b", "fetched_at": "2026-08-29T10:25:13.691098+00:00", "kind": "homepage", "missing": false, "url": "http://clientjs.org"}, {"content_hash": "0179b8553221e5b556af08d8e8bc476ab58782cd02ef4a0f1848a740b44524a2", "fetched_at": "2026-08-29T10:25:13.694181+00:00", "kind": "registry_npm", "missing": false, "url": "https://registry.npmjs.org/clientjs"}], "taxonomy_version": 1}}, "score": {"components": {"activity": 0, "longevity": 100, "rhythm": 8}, "computed_at": "2026-09-03T02:20:16.233290+00:00", "flags": [], "formula": "round(0.45*activity + 0.35*rhythm + 0.20*longevity); archived -> min(score, 10)", "inputs": {"age_days": 4688, "days_push": 1333, "days_rel": null, "gap_med": null, "n_releases_24m": 0}, "score": 23, "version": 2}, "staleness": {"enrichment_outdated": false, "low_confidence": false, "scrape_days": 9, "stale_scrape": false}}