# visionmedia/masteringnode

Open source eBook for nodejs - written w/ markdown, outputs to various formats (pdf, mobi, epub, html, etc)

Repository: https://github.com/visionmedia/masteringnode
Canonical: https://ross.abutalabs.com/products/masteringnode
Homepage: http://visionmedia.github.com/masteringnode
Language: JavaScript
License Family: other
Last push: 2022-03-11T00:43:52+00:00

## Health v2 (maintenance only)
Score: 32/100 (v2, computed 2026-09-03T02:20:16.233290+00:00)
- activity 0, release rhythm 35, longevity 100
- inputs: {"age_days": 5909, "days_push": 1637, "days_rel": null, "gap_med": null, "n_releases_24m": 0}
- flags: no_releases, no_license
- formula: round(0.45*activity + 0.35*rhythm + 0.20*longevity); archived -> min(score, 10)

## Adoption (not part of the score)
Stars 1843, forks 238 (observed 2026-08-28T04:05:43.229716+00:00)

## What it is
An open-source eBook about Node.js written in Markdown by TJ Holowaychuk, buildable into PDF, MOBI, EPUB, and HTML formats via Make. It covers Node.js concepts with runnable example source code.

## Use cases
- learn node.js from an open source ebook
- convert markdown chapters to pdf epub mobi html
- contribute to a community-written node.js book
- run node.js example code while learning
- fork and extend a node.js tutorial book

## When to choose
- you want a free, hackable Node.js eBook you can rebuild in multiple formats
- you prefer learning from markdown sources with runnable examples
- you want to fork and extend a Node.js learning resource

## When to avoid
- you need up-to-date Node.js content - the book references Node 0.2.0
- you need a maintained resource with active updates
- you require a formally licensed or commercially supported book

## Facets
- artifact type: learning-resource
- maturity: abandoned
- function: documentation, markdown, pdf
- domain: developer-tools, tutorials, documentation, backend
- platform: cross-platform
- tags: ebook, nodejs, markdown-book, open-source-book

## Member repositories
- visionmedia/masteringnode (main) score 32

## Provenance
- Observed fields: from GitHub, fetched 2026-08-28T04:05:43.229716+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 2026-08-30T03:17:58.411219+00:00, confidence not recorded.
  - readme: https://github.com/visionmedia/masteringnode (fetched 2026-08-28T04:05:43.229716+00:00, sha a4856a52ba75)
- Data as of 2026-08-30T08:39:29.467469+00:00.