{"adoption": {"forks": 169, "observed_at": "2026-08-28T04:06:08.157689+00:00", "stars": 2037}, "canonical_url": "https://ross.abutalabs.com/products/ferrum", "card": {"archived": false, "artifact_type": "library", "description": "Headless Chrome Ruby API", "domain": ["web-development", "developer-tools", "crawlers"], "enriched": true, "function": ["http-client", "web-scraping", "developer-tools", "testing"], "health_score": 100, "homepage": "https://ferrum.rubycdp.com", "language": "Ruby", "license": "MIT", "license_family": "permissive", "maturity": "active", "member_repos": ["rubycdp/ferrum"], "name": "rubycdp/ferrum", "platform": ["ruby", "cross-platform"], "pushed_at": "2026-08-26T12:48:22+00:00", "repo": "rubycdp/ferrum", "stars": 2037, "tags": ["headless-chrome", "cdp", "browser-automation", "chromium", "capybara-driver", "automation"], "topics": ["chrome", "chromium", "headless", "headless-chrome", "web", "automation", "developer-tools"], "urls": [], "use_cases": ["scrape javascript-rendered websites with ruby", "take screenshots of web pages programmatically", "automate a headless chrome browser in ruby", "evaluate javascript on a page and extract results", "drive chrome via cdp without selenium", "test web apps with a real browser from ruby"], "what_it_is": "Ferrum is a Ruby library providing a clean, high-level API to control Chrome or Chromium via the Chrome DevTools Protocol (CDP), with no Selenium/WebDriver dependency. It runs headless by default and supports navigation, screenshots, JavaScript evaluation, and mouse/keyboard interaction.", "when_to_avoid": ["you need cross-browser testing beyond Chrome/Chromium", "you're not working in Ruby", "you need a Capybara driver directly - use Cuprite, which is built on Ferrum"], "when_to_choose": ["you need a pure Ruby headless Chrome driver without Selenium/WebDriver overhead", "you want direct access to Chrome DevTools Protocol features", "you're building Ruby web scraping or browser automation on top of Chrome"]}, "data_as_of": "2026-08-30T08:39:29.467469+00:00", "members": [{"path": "/products/ferrum", "repo": "rubycdp/ferrum", "role": "main", "score": 90}], "provenance": {"archived": {"kind": "observed", "observed_at": "2026-08-28T04:06:08.157689+00:00", "source": "github"}, "artifact_type": {"confidence": null, "enriched_at": "2026-08-30T02:59:17.739476+00:00", "kind": "inferred", "prompt_version": 1, "sources": [{"content_hash": "856850396b4a08015ddd025abd1656971a9eee5bc4750890c99b30a28e7ef813", "fetched_at": "2026-08-28T04:06:08.157689+00:00", "kind": "readme", "missing": false, "url": "https://github.com/rubycdp/ferrum"}, {"content_hash": "7d5308d64cc0930157968655e9cf17181598d42ba2d498be9c59622f8eb0f1df", "fetched_at": "2026-08-29T10:38:43.537079+00:00", "kind": "homepage", "missing": false, "url": "https://ferrum.rubycdp.com"}], "taxonomy_version": 1}, "description": {"kind": "observed", "observed_at": "2026-08-28T04:06:08.157689+00:00", "source": "github"}, "domain": {"confidence": null, "enriched_at": "2026-08-30T02:59:17.739476+00:00", "kind": "inferred", "prompt_version": 1, "sources": [{"content_hash": "856850396b4a08015ddd025abd1656971a9eee5bc4750890c99b30a28e7ef813", "fetched_at": "2026-08-28T04:06:08.157689+00:00", "kind": "readme", "missing": false, "url": "https://github.com/rubycdp/ferrum"}, {"content_hash": "7d5308d64cc0930157968655e9cf17181598d42ba2d498be9c59622f8eb0f1df", "fetched_at": "2026-08-29T10:38:43.537079+00:00", "kind": "homepage", "missing": false, "url": "https://ferrum.rubycdp.com"}], "taxonomy_version": 1}, "enriched": {"inputs": [], "kind": "computed", "method": "enrichment_status"}, "function": {"confidence": null, "enriched_at": "2026-08-30T02:59:17.739476+00:00", "kind": "inferred", "prompt_version": 1, "sources": [{"content_hash": "856850396b4a08015ddd025abd1656971a9eee5bc4750890c99b30a28e7ef813", "fetched_at": "2026-08-28T04:06:08.157689+00:00", "kind": "readme", "missing": false, "url": "https://github.com/rubycdp/ferrum"}, {"content_hash": "7d5308d64cc0930157968655e9cf17181598d42ba2d498be9c59622f8eb0f1df", "fetched_at": "2026-08-29T10:38:43.537079+00:00", "kind": "homepage", "missing": false, "url": "https://ferrum.rubycdp.com"}], "taxonomy_version": 1}, "health_score": {"inputs": ["days_since_push", "days_since_release", "archived"], "kind": "computed", "method": "health_v1"}, "homepage": {"kind": "observed", "observed_at": "2026-08-28T04:06:08.157689+00:00", "source": "github"}, "language": {"kind": "observed", "observed_at": "2026-08-28T04:06:08.157689+00:00", "source": "github"}, "license": {"kind": "observed", "observed_at": "2026-08-28T04:06:08.157689+00:00", "source": "github"}, "license_family": {"inputs": ["license"], "kind": "computed", "method": "license_family"}, "maturity": {"confidence": null, "enriched_at": "2026-08-30T02:59:17.739476+00:00", "kind": "inferred", "prompt_version": 1, "sources": [{"content_hash": "856850396b4a08015ddd025abd1656971a9eee5bc4750890c99b30a28e7ef813", "fetched_at": "2026-08-28T04:06:08.157689+00:00", "kind": "readme", "missing": false, "url": "https://github.com/rubycdp/ferrum"}, {"content_hash": "7d5308d64cc0930157968655e9cf17181598d42ba2d498be9c59622f8eb0f1df", "fetched_at": "2026-08-29T10:38:43.537079+00:00", "kind": "homepage", "missing": false, "url": "https://ferrum.rubycdp.com"}], "taxonomy_version": 1}, "member_repos": {"kind": "observed", "observed_at": "2026-08-28T04:06:08.157689+00:00", "source": "github"}, "name": {"kind": "observed", "observed_at": "2026-08-28T04:06:08.157689+00:00", "source": "github"}, "platform": {"confidence": null, "enriched_at": "2026-08-30T02:59:17.739476+00:00", "kind": "inferred", "prompt_version": 1, "sources": [{"content_hash": "856850396b4a08015ddd025abd1656971a9eee5bc4750890c99b30a28e7ef813", "fetched_at": "2026-08-28T04:06:08.157689+00:00", "kind": "readme", "missing": false, "url": "https://github.com/rubycdp/ferrum"}, {"content_hash": "7d5308d64cc0930157968655e9cf17181598d42ba2d498be9c59622f8eb0f1df", "fetched_at": "2026-08-29T10:38:43.537079+00:00", "kind": "homepage", "missing": false, "url": "https://ferrum.rubycdp.com"}], "taxonomy_version": 1}, "pushed_at": {"kind": "observed", "observed_at": "2026-08-28T04:06:08.157689+00:00", "source": "github"}, "repo": {"kind": "observed", "observed_at": "2026-08-28T04:06:08.157689+00:00", "source": "github"}, "stars": {"kind": "observed", "observed_at": "2026-08-28T04:06:08.157689+00:00", "source": "github"}, "tags": {"confidence": null, "enriched_at": "2026-08-30T02:59:17.739476+00:00", "kind": "inferred", "prompt_version": 1, "sources": [{"content_hash": "856850396b4a08015ddd025abd1656971a9eee5bc4750890c99b30a28e7ef813", "fetched_at": "2026-08-28T04:06:08.157689+00:00", "kind": "readme", "missing": false, "url": "https://github.com/rubycdp/ferrum"}, {"content_hash": "7d5308d64cc0930157968655e9cf17181598d42ba2d498be9c59622f8eb0f1df", "fetched_at": "2026-08-29T10:38:43.537079+00:00", "kind": "homepage", "missing": false, "url": "https://ferrum.rubycdp.com"}], "taxonomy_version": 1}, "topics": {"kind": "observed", "observed_at": "2026-08-28T04:06:08.157689+00:00", "source": "github"}, "urls": {"kind": "observed", "observed_at": "2026-08-28T04:06:08.157689+00:00", "source": "github"}, "use_cases": {"confidence": null, "enriched_at": "2026-08-30T02:59:17.739476+00:00", "kind": "inferred", "prompt_version": 1, "sources": [{"content_hash": "856850396b4a08015ddd025abd1656971a9eee5bc4750890c99b30a28e7ef813", "fetched_at": "2026-08-28T04:06:08.157689+00:00", "kind": "readme", "missing": false, "url": "https://github.com/rubycdp/ferrum"}, {"content_hash": "7d5308d64cc0930157968655e9cf17181598d42ba2d498be9c59622f8eb0f1df", "fetched_at": "2026-08-29T10:38:43.537079+00:00", "kind": "homepage", "missing": false, "url": "https://ferrum.rubycdp.com"}], "taxonomy_version": 1}, "what_it_is": {"confidence": null, "enriched_at": "2026-08-30T02:59:17.739476+00:00", "kind": "inferred", "prompt_version": 1, "sources": [{"content_hash": "856850396b4a08015ddd025abd1656971a9eee5bc4750890c99b30a28e7ef813", "fetched_at": "2026-08-28T04:06:08.157689+00:00", "kind": "readme", "missing": false, "url": "https://github.com/rubycdp/ferrum"}, {"content_hash": "7d5308d64cc0930157968655e9cf17181598d42ba2d498be9c59622f8eb0f1df", "fetched_at": "2026-08-29T10:38:43.537079+00:00", "kind": "homepage", "missing": false, "url": "https://ferrum.rubycdp.com"}], "taxonomy_version": 1}, "when_to_avoid": {"confidence": null, "enriched_at": "2026-08-30T02:59:17.739476+00:00", "kind": "inferred", "prompt_version": 1, "sources": [{"content_hash": "856850396b4a08015ddd025abd1656971a9eee5bc4750890c99b30a28e7ef813", "fetched_at": "2026-08-28T04:06:08.157689+00:00", "kind": "readme", "missing": false, "url": "https://github.com/rubycdp/ferrum"}, {"content_hash": "7d5308d64cc0930157968655e9cf17181598d42ba2d498be9c59622f8eb0f1df", "fetched_at": "2026-08-29T10:38:43.537079+00:00", "kind": "homepage", "missing": false, "url": "https://ferrum.rubycdp.com"}], "taxonomy_version": 1}, "when_to_choose": {"confidence": null, "enriched_at": "2026-08-30T02:59:17.739476+00:00", "kind": "inferred", "prompt_version": 1, "sources": [{"content_hash": "856850396b4a08015ddd025abd1656971a9eee5bc4750890c99b30a28e7ef813", "fetched_at": "2026-08-28T04:06:08.157689+00:00", "kind": "readme", "missing": false, "url": "https://github.com/rubycdp/ferrum"}, {"content_hash": "7d5308d64cc0930157968655e9cf17181598d42ba2d498be9c59622f8eb0f1df", "fetched_at": "2026-08-29T10:38:43.537079+00:00", "kind": "homepage", "missing": false, "url": "https://ferrum.rubycdp.com"}], "taxonomy_version": 1}}, "score": {"components": {"activity": 99, "longevity": 100, "rhythm": 74}, "computed_at": "2026-09-02T17:46:02.011165+00:00", "flags": [], "formula": "round(0.45*activity + 0.35*rhythm + 0.20*longevity); archived -> min(score, 10)", "inputs": {"age_days": 2598, "days_push": 7, "days_rel": 13, "gap_med": 154.5, "n_releases_24m": 5}, "score": 90, "version": 2}, "staleness": {"enrichment_outdated": false, "low_confidence": false, "scrape_days": 9, "stale_scrape": false}}