hashie/hashie

Health v2 · maintenance only

Adoption not part of the score

3035 stars · 314 forks observed · 2026-08-28

What it is AI-extracted, prompt v1, taxonomy v1, 2026-08-29, confidence not recorded

Hashie is a Ruby gem providing a collection of classes and mixins that extend Ruby's Hash with powerful features like method access, key indifference, coercion, and deep operations. It includes ready-made classes such as Mash, Dash, Trash, Clash, and Rash for structured hash-like objects.

Use cases

• access hash keys with method syntax in ruby
• treat string and symbol keys interchangeably
• define typed hash objects with required properties and defaults
• coerce hash values to specific types
• deep merge, deep fetch, or deep find in nested hashes
• translate keys when mapping api responses into objects

When to choose

• you want richer, more ergonomic hash behavior in a Ruby project
• you need structured, validated hash-like objects without a full ORM
• you are wrapping JSON APIs and want convenient attribute access

When to avoid

• you want plain, predictable Ruby hashes with no monkey-patched behavior
• performance-critical code where extension overhead matters
• you need full object modeling with database persistence

Facets

library · maturity stable

serialization developer-tools developer-tools programming-languages ruby hash-extensions mash dash ruby-gem data-structures

Member repositories

For agents

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