{"adoption": {"forks": 240, "observed_at": "2026-08-28T04:04:43.636081+00:00", "stars": 1436}, "canonical_url": "https://ross.abutalabs.com/products/brianleroux-wtfjs", "card": {"archived": false, "artifact_type": "learning-resource", "description": "wtfjs.com! ", "domain": ["programming-languages", "tutorials", "developer-tools"], "enriched": true, "function": ["documentation", "markdown"], "health_score": 20, "homepage": "http://wtfjs.com", "language": "JavaScript", "license": "WTFPL", "license_family": "permissive", "maturity": "maintenance", "member_repos": ["brianleroux/wtfjs"], "name": "brianleroux/wtfjs", "platform": [], "pushed_at": "2024-05-08T16:42:20+00:00", "repo": "brianleroux/wtfjs", "stars": 1436, "tags": ["javascript-quirks", "code-blog", "humor", "wtfjs", "language-gotchas", "javascript", "nodejs", "web-server"], "topics": [], "urls": [], "use_cases": ["learn about JavaScript quirks and gotchas", "find examples of weird JavaScript behavior like coercion and array oddities", "contribute a JavaScript wtf moment as a blog post", "understand why JavaScript behaves unexpectedly in edge cases", "browse a curated list of JavaScript language irregularities", "self-host a markdown-based JavaScript blog"], "what_it_is": "wtfjs is a community-contributed code blog documenting surprising, inconsistent, and unintuitive behaviors in the JavaScript language, published at wtfjs.com. The repository contains the NodeJS site code and Markdown posts that anyone can contribute to via pull request.", "when_to_avoid": ["you need authoritative language specification documentation", "you want a modern JavaScript tutorial or course", "you need actively maintained developer tooling"], "when_to_choose": ["you want to learn or laugh about JavaScript's unintuitive edge cases", "you want to contribute a JavaScript oddity post via a simple PR workflow", "you need real code examples of coercion, parseInt, array, and equality quirks"]}, "data_as_of": "2026-08-30T08:39:29.467469+00:00", "members": [{"path": "/products/brianleroux-wtfjs", "repo": "brianleroux/wtfjs", "role": "main", "score": 32}], "provenance": {"archived": {"kind": "observed", "observed_at": "2026-08-28T04:04:43.636081+00:00", "source": "github"}, "artifact_type": {"confidence": null, "enriched_at": "2026-08-30T04:36:46.928065+00:00", "kind": "inferred", "prompt_version": 1, "sources": [{"content_hash": "32fe9f1112729fbd5d4c7879c8d032135cec02e7b9e455c879d563e2e5c6b6fb", "fetched_at": "2026-08-28T04:04:43.636081+00:00", "kind": "readme", "missing": false, "url": "https://github.com/brianleroux/wtfjs"}, {"content_hash": "3191ef418c8825ab02769f01a897fec95ddc395d74c2a45f2eedbdcd1c61c0a4", "fetched_at": "2026-08-29T11:47:48.820658+00:00", "kind": "homepage", "missing": false, "url": "http://wtfjs.com"}, {"content_hash": "c5bdf7000fc0cecc16c0955558e7bacf85f88fd9627dc292ac47397214b6bc6b", "fetched_at": "2026-08-29T11:47:48.830219+00:00", "kind": "site_page", "missing": false, "url": "https://wtfjs.com/about"}], "taxonomy_version": 1}, "description": {"kind": "observed", "observed_at": "2026-08-28T04:04:43.636081+00:00", "source": "github"}, "domain": {"confidence": null, "enriched_at": "2026-08-30T04:36:46.928065+00:00", "kind": "inferred", "prompt_version": 1, "sources": [{"content_hash": "32fe9f1112729fbd5d4c7879c8d032135cec02e7b9e455c879d563e2e5c6b6fb", "fetched_at": "2026-08-28T04:04:43.636081+00:00", "kind": "readme", "missing": false, "url": "https://github.com/brianleroux/wtfjs"}, {"content_hash": "3191ef418c8825ab02769f01a897fec95ddc395d74c2a45f2eedbdcd1c61c0a4", "fetched_at": "2026-08-29T11:47:48.820658+00:00", "kind": "homepage", "missing": false, "url": "http://wtfjs.com"}, {"content_hash": "c5bdf7000fc0cecc16c0955558e7bacf85f88fd9627dc292ac47397214b6bc6b", "fetched_at": "2026-08-29T11:47:48.830219+00:00", "kind": "site_page", "missing": false, "url": "https://wtfjs.com/about"}], "taxonomy_version": 1}, "enriched": {"inputs": [], "kind": "computed", "method": "enrichment_status"}, "function": {"confidence": null, "enriched_at": "2026-08-30T04:36:46.928065+00:00", "kind": "inferred", "prompt_version": 1, "sources": [{"content_hash": "32fe9f1112729fbd5d4c7879c8d032135cec02e7b9e455c879d563e2e5c6b6fb", "fetched_at": "2026-08-28T04:04:43.636081+00:00", "kind": "readme", "missing": false, "url": "https://github.com/brianleroux/wtfjs"}, {"content_hash": "3191ef418c8825ab02769f01a897fec95ddc395d74c2a45f2eedbdcd1c61c0a4", "fetched_at": "2026-08-29T11:47:48.820658+00:00", "kind": "homepage", "missing": false, "url": "http://wtfjs.com"}, {"content_hash": "c5bdf7000fc0cecc16c0955558e7bacf85f88fd9627dc292ac47397214b6bc6b", "fetched_at": "2026-08-29T11:47:48.830219+00:00", "kind": "site_page", "missing": false, "url": "https://wtfjs.com/about"}], "taxonomy_version": 1}, "health_score": {"inputs": ["days_since_push", "days_since_release", "archived"], "kind": "computed", "method": "health_v1"}, "homepage": {"kind": "observed", "observed_at": "2026-08-28T04:04:43.636081+00:00", "source": "github"}, "language": {"kind": "observed", "observed_at": "2026-08-28T04:04:43.636081+00:00", "source": "github"}, "license": {"kind": "observed", "observed_at": "2026-08-28T04:04:43.636081+00:00", "source": "github"}, "license_family": {"inputs": ["license"], "kind": "computed", "method": "license_family"}, "maturity": {"confidence": null, "enriched_at": "2026-08-30T04:36:46.928065+00:00", "kind": "inferred", "prompt_version": 1, "sources": [{"content_hash": "32fe9f1112729fbd5d4c7879c8d032135cec02e7b9e455c879d563e2e5c6b6fb", "fetched_at": "2026-08-28T04:04:43.636081+00:00", "kind": "readme", "missing": false, "url": "https://github.com/brianleroux/wtfjs"}, {"content_hash": "3191ef418c8825ab02769f01a897fec95ddc395d74c2a45f2eedbdcd1c61c0a4", "fetched_at": "2026-08-29T11:47:48.820658+00:00", "kind": "homepage", "missing": false, "url": "http://wtfjs.com"}, {"content_hash": "c5bdf7000fc0cecc16c0955558e7bacf85f88fd9627dc292ac47397214b6bc6b", "fetched_at": "2026-08-29T11:47:48.830219+00:00", "kind": "site_page", "missing": false, "url": "https://wtfjs.com/about"}], "taxonomy_version": 1}, "member_repos": {"kind": "observed", "observed_at": "2026-08-28T04:04:43.636081+00:00", "source": "github"}, "name": {"kind": "observed", "observed_at": "2026-08-28T04:04:43.636081+00:00", "source": "github"}, "platform": {"confidence": null, "enriched_at": "2026-08-30T04:36:46.928065+00:00", "kind": "inferred", "prompt_version": 1, "sources": [{"content_hash": "32fe9f1112729fbd5d4c7879c8d032135cec02e7b9e455c879d563e2e5c6b6fb", "fetched_at": "2026-08-28T04:04:43.636081+00:00", "kind": "readme", "missing": false, "url": "https://github.com/brianleroux/wtfjs"}, {"content_hash": "3191ef418c8825ab02769f01a897fec95ddc395d74c2a45f2eedbdcd1c61c0a4", "fetched_at": "2026-08-29T11:47:48.820658+00:00", "kind": "homepage", "missing": false, "url": "http://wtfjs.com"}, {"content_hash": "c5bdf7000fc0cecc16c0955558e7bacf85f88fd9627dc292ac47397214b6bc6b", "fetched_at": "2026-08-29T11:47:48.830219+00:00", "kind": "site_page", "missing": false, "url": "https://wtfjs.com/about"}], "taxonomy_version": 1}, "pushed_at": {"kind": "observed", "observed_at": "2026-08-28T04:04:43.636081+00:00", "source": "github"}, "repo": {"kind": "observed", "observed_at": "2026-08-28T04:04:43.636081+00:00", "source": "github"}, "stars": {"kind": "observed", "observed_at": "2026-08-28T04:04:43.636081+00:00", "source": "github"}, "tags": {"confidence": null, "enriched_at": "2026-08-30T04:36:46.928065+00:00", "kind": "inferred", "prompt_version": 1, "sources": [{"content_hash": "32fe9f1112729fbd5d4c7879c8d032135cec02e7b9e455c879d563e2e5c6b6fb", "fetched_at": "2026-08-28T04:04:43.636081+00:00", "kind": "readme", "missing": false, "url": "https://github.com/brianleroux/wtfjs"}, {"content_hash": "3191ef418c8825ab02769f01a897fec95ddc395d74c2a45f2eedbdcd1c61c0a4", "fetched_at": "2026-08-29T11:47:48.820658+00:00", "kind": "homepage", "missing": false, "url": "http://wtfjs.com"}, {"content_hash": "c5bdf7000fc0cecc16c0955558e7bacf85f88fd9627dc292ac47397214b6bc6b", "fetched_at": "2026-08-29T11:47:48.830219+00:00", "kind": "site_page", "missing": false, "url": "https://wtfjs.com/about"}], "taxonomy_version": 1}, "topics": {"kind": "observed", "observed_at": "2026-08-28T04:04:43.636081+00:00", "source": "github"}, "urls": {"kind": "observed", "observed_at": "2026-08-28T04:04:43.636081+00:00", "source": "github"}, "use_cases": {"confidence": null, "enriched_at": "2026-08-30T04:36:46.928065+00:00", "kind": "inferred", "prompt_version": 1, "sources": [{"content_hash": "32fe9f1112729fbd5d4c7879c8d032135cec02e7b9e455c879d563e2e5c6b6fb", "fetched_at": "2026-08-28T04:04:43.636081+00:00", "kind": "readme", "missing": false, "url": "https://github.com/brianleroux/wtfjs"}, {"content_hash": "3191ef418c8825ab02769f01a897fec95ddc395d74c2a45f2eedbdcd1c61c0a4", "fetched_at": "2026-08-29T11:47:48.820658+00:00", "kind": "homepage", "missing": false, "url": "http://wtfjs.com"}, {"content_hash": "c5bdf7000fc0cecc16c0955558e7bacf85f88fd9627dc292ac47397214b6bc6b", "fetched_at": "2026-08-29T11:47:48.830219+00:00", "kind": "site_page", "missing": false, "url": "https://wtfjs.com/about"}], "taxonomy_version": 1}, "what_it_is": {"confidence": null, "enriched_at": "2026-08-30T04:36:46.928065+00:00", "kind": "inferred", "prompt_version": 1, "sources": [{"content_hash": "32fe9f1112729fbd5d4c7879c8d032135cec02e7b9e455c879d563e2e5c6b6fb", "fetched_at": "2026-08-28T04:04:43.636081+00:00", "kind": "readme", "missing": false, "url": "https://github.com/brianleroux/wtfjs"}, {"content_hash": "3191ef418c8825ab02769f01a897fec95ddc395d74c2a45f2eedbdcd1c61c0a4", "fetched_at": "2026-08-29T11:47:48.820658+00:00", "kind": "homepage", "missing": false, "url": "http://wtfjs.com"}, {"content_hash": "c5bdf7000fc0cecc16c0955558e7bacf85f88fd9627dc292ac47397214b6bc6b", "fetched_at": "2026-08-29T11:47:48.830219+00:00", "kind": "site_page", "missing": false, "url": "https://wtfjs.com/about"}], "taxonomy_version": 1}, "when_to_avoid": {"confidence": null, "enriched_at": "2026-08-30T04:36:46.928065+00:00", "kind": "inferred", "prompt_version": 1, "sources": [{"content_hash": "32fe9f1112729fbd5d4c7879c8d032135cec02e7b9e455c879d563e2e5c6b6fb", "fetched_at": "2026-08-28T04:04:43.636081+00:00", "kind": "readme", "missing": false, "url": "https://github.com/brianleroux/wtfjs"}, {"content_hash": "3191ef418c8825ab02769f01a897fec95ddc395d74c2a45f2eedbdcd1c61c0a4", "fetched_at": "2026-08-29T11:47:48.820658+00:00", "kind": "homepage", "missing": false, "url": "http://wtfjs.com"}, {"content_hash": "c5bdf7000fc0cecc16c0955558e7bacf85f88fd9627dc292ac47397214b6bc6b", "fetched_at": "2026-08-29T11:47:48.830219+00:00", "kind": "site_page", "missing": false, "url": "https://wtfjs.com/about"}], "taxonomy_version": 1}, "when_to_choose": {"confidence": null, "enriched_at": "2026-08-30T04:36:46.928065+00:00", "kind": "inferred", "prompt_version": 1, "sources": [{"content_hash": "32fe9f1112729fbd5d4c7879c8d032135cec02e7b9e455c879d563e2e5c6b6fb", "fetched_at": "2026-08-28T04:04:43.636081+00:00", "kind": "readme", "missing": false, "url": "https://github.com/brianleroux/wtfjs"}, {"content_hash": "3191ef418c8825ab02769f01a897fec95ddc395d74c2a45f2eedbdcd1c61c0a4", "fetched_at": "2026-08-29T11:47:48.820658+00:00", "kind": "homepage", "missing": false, "url": "http://wtfjs.com"}, {"content_hash": "c5bdf7000fc0cecc16c0955558e7bacf85f88fd9627dc292ac47397214b6bc6b", "fetched_at": "2026-08-29T11:47:48.830219+00:00", "kind": "site_page", "missing": false, "url": "https://wtfjs.com/about"}], "taxonomy_version": 1}}, "score": {"components": {"activity": 0, "longevity": 100, "rhythm": 35}, "computed_at": "2026-09-02T17:46:02.011165+00:00", "flags": ["no_releases"], "formula": "round(0.45*activity + 0.35*rhythm + 0.20*longevity); archived -> min(score, 10)", "inputs": {"age_days": 5939, "days_push": 847, "days_rel": null, "gap_med": null, "n_releases_24m": 0}, "score": 32, "version": 2}, "staleness": {"enrichment_outdated": false, "low_confidence": false, "scrape_days": 9, "stale_scrape": false}}