# waylau/books-collection

To the programmer's open source and free books collection  给程序员的开源、免费书籍收集，图书集合。

Repository: https://github.com/waylau/books-collection
Canonical: https://ross.abutalabs.com/products/books-collection
Homepage: https://github.com/waylau/books-collection
License Family: other
Topics: free, java, linux, open-source, book
Last push: 2026-04-28T09:30:45+00:00

## Health v2 (maintenance only)
Score: 68/100 (v2, computed 2026-09-02T17:46:02.011165+00:00)
- activity 79, release rhythm 35, longevity 100
- inputs: {"age_days": 4319, "days_push": 127, "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 2678, forks 544 (observed 2026-08-28T04:07:09.898483+00:00)

## What it is
A curated, continuously updated collection of links to free and open-source programming books and documentation, maintained by waylau. It covers topics like Java, databases, caching, security, and includes both English and Chinese resources.

## Use cases
- find free programming books to read
- discover open-source technical documentation
- learn Java from free online resources
- find database tutorials like MySQL and DB2
- locate free security guides like Spring Security
- browse a curated list of developer learning materials

## When to choose
- you want a hand-verified list of free programming books
- you prefer resources in both Chinese and English
- you need links across many topics like Java, databases, and security in one place

## When to avoid
- you need structured courses or interactive tutorials rather than book links
- you want a single-topic deep-dive resource
- you need downloadable content guaranteed to remain available

## Facets
- artifact type: learning-resource
- maturity: active
- function: documentation
- domain: developer-tools, tutorials, awesome-lists
- platform: cross-platform
- tags: free-books, curated-list, programming-books, chinese, reading-list

## Member repositories
- waylau/books-collection (main) score 68

## Provenance
- Observed fields: from GitHub, fetched 2026-08-28T04:07:09.898483+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 2026-08-30T02:17:59.428292+00:00, confidence not recorded.
  - readme: https://github.com/waylau/books-collection (fetched 2026-08-28T04:07:09.898483+00:00, sha 91ad41ca911d)
  - homepage: https://github.com/waylau/books-collection (fetched 2026-08-29T10:00:41.075479+00:00, sha b5a953868e36)
- Data as of 2026-08-30T08:39:29.467469+00:00.