js-primer/js-primer resource
:book: JavaScript Primer - 迷わないための入門書 observed · 2026-08-28
Health v2 · maintenance only
67/100
- Activity 96
- Release rhythm 11
- Longevity 100
How is this computed?
round(0.45*activity + 0.35*rhythm + 0.20*longevity); archived -> min(score, 10) — computed 2026-09-03. Adoption (stars, forks) is never an input.
- gap_med: n/a
- age_days: 3865
- days_rel: 381
- days_push: 28
- n_releases_24m: 1
Adoption not part of the score
2415 stars · 230 forks observed · 2026-08-28
What it is AI-extracted, prompt v1, taxonomy v1, 2026-08-30, confidence not recorded
JavaScript Primer is an open-source introductory book (CC-BY-4.0) teaching modern JavaScript based on ECMAScript 2015 and later, available as a free website and as a print/ebook edition. The repository contains the book's source, built with HonKit and continuously updated to track ECMAScript changes.
Use cases
- learn javascript from scratch
- learn modern ecmascript 2015+ features
- refresh outdated javascript knowledge
- find a free javascript tutorial book
- understand nodejs and browser javascript basics
- prepare to read and write modern javascript applications
When to choose
- you want a free, actively maintained introduction to modern JavaScript
- you know programming but find today's JavaScript confusing
- you prefer learning from a structured book with web, PDF, and print editions
When to avoid
- you need an advanced or framework-specific JavaScript reference
- you want interactive coding exercises rather than prose
- you need documentation for a specific library or tool
Facets
learning-resource · maturity active
documentation tutorials web-development programming-languages browser javascript ecmascript book tutorial open-textbook honkit japanese nodejs web-server
2 sources
- readme: https://github.com/js-primer/js-primer · fetched 2026-08-28 · 9d09cadcd31f
- homepage: https://jsprimer.net · fetched 2026-08-29 · a4aa36b51776
Member repositories
| Repository | Role | Health v2 |
|---|---|---|
| js-primer/js-primer | main | 67 |
For agents
markdown · JSON · MCP: product_card(name="js-primer/js-primer")
Data as of 2026-08-30T08:39:29.467469+00:00 · Report a problem