# brianleroux/wtfjs

wtfjs.com!

Repository: https://github.com/brianleroux/wtfjs
Canonical: https://ross.abutalabs.com/products/brianleroux-wtfjs
Homepage: http://wtfjs.com
Language: JavaScript
License: WTFPL
License Family: permissive
Last push: 2024-05-08T16:42:20+00:00

## Health v2 (maintenance only)
Score: 32/100 (v2, computed 2026-09-02T17:46:02.011165+00:00)
- activity 0, release rhythm 35, longevity 100
- inputs: {"age_days": 5939, "days_push": 847, "days_rel": null, "gap_med": null, "n_releases_24m": 0}
- flags: no_releases
- formula: round(0.45*activity + 0.35*rhythm + 0.20*longevity); archived -> min(score, 10)

## Adoption (not part of the score)
Stars 1436, forks 240 (observed 2026-08-28T04:04:43.636081+00:00)

## 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.

## 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

## 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

## When to avoid
- you need authoritative language specification documentation
- you want a modern JavaScript tutorial or course
- you need actively maintained developer tooling

## Facets
- artifact type: learning-resource
- maturity: maintenance
- function: documentation, markdown
- domain: programming-languages, tutorials, developer-tools
- platform: -
- tags: javascript-quirks, code-blog, humor, wtfjs, language-gotchas, javascript, nodejs, web-server

## Member repositories
- brianleroux/wtfjs (main) score 32

## Provenance
- Observed fields: from GitHub, fetched 2026-08-28T04:04:43.636081+00:00.
- Health v2: computed from the inputs above; adoption is never an input.
- Inferred fields (summary, facets, guidance): AI-extracted, prompt v1, taxonomy v1, on 2026-08-30T04:36:46.928065+00:00, confidence not recorded.
  - readme: https://github.com/brianleroux/wtfjs (fetched 2026-08-28T04:04:43.636081+00:00, sha 32fe9f111272)
  - homepage: http://wtfjs.com (fetched 2026-08-29T11:47:48.820658+00:00, sha 3191ef418c88)
  - site_page: https://wtfjs.com/about (fetched 2026-08-29T11:47:48.830219+00:00, sha c5bdf7000fc0)
- Data as of 2026-08-30T08:39:29.467469+00:00.