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design-patterns-in-ruby/design-patterns-in-ruby resource

Examples from the book Design Patterns in Ruby by Russ Olsen. # ruby 2.2.0 observed · 2026-08-28

github.com/design-patterns-in-ruby/design-patterns-in-ruby · Ruby · CC0-1.0 (permissive) observed · 2026-08-28

Health v2 · maintenance only

69/100

  • Activity 82
  • Release rhythm 35
  • Longevity 100

Flags: no_releases

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: 5079
  • days_rel: n/a
  • days_push: 112
  • n_releases_24m: 0

Full methodology

Adoption not part of the score

2557 stars · 504 forks observed · 2026-08-28

What it is AI-extracted, prompt v1, taxonomy v1, 2026-08-30, confidence not recorded

A collection of Ruby code examples illustrating 14 classic GoF design patterns from Russ Olsen's book 'Design Patterns in Ruby'. It serves as a reference for learning how patterns like Strategy, Observer, and Singleton are implemented idiomatically in Ruby.

Use cases

  • learn design patterns in ruby
  • see example implementations of gof patterns
  • study strategy pattern ruby code
  • reference for singleton or observer in ruby
  • prepare for software design interviews
  • teach object-oriented design with ruby

When to choose

  • you are learning or teaching design patterns using Ruby
  • you want concise, idiomatic example code for classic GoF patterns
  • you are reading Russ Olsen's book and want runnable examples

When to avoid

  • you need a production-ready pattern library or gem to import
  • you need patterns beyond the 14 covered here
  • you work in a language other than Ruby

Facets

learning-resource · maturity maintenance

developer-tools documentation programming-languages tutorials developer-tools ruby design-patterns gof-patterns ruby-examples educational code-examples

1 source

Member repositories

For agents

markdown · JSON · MCP: product_card(name="design-patterns-in-ruby/design-patterns-in-ruby")

Data as of 2026-08-30T08:39:29.467469+00:00 · Report a problem