Console Utils provides several handy tools to use in Rails Console.

Simple cooperative interactors for Ruby

Dead simple configurable user notifications with little overhead.

CrustJSONEncoder is a JSON encoder for Ruby on Rails.

A simple stash

CSV based Ruby decision tables.

Cuckoo Filter implementation in Ruby

method decorator

An implementation of SipHash 1-3, 2-4, etc. in pure Ruby.

Provides a native Doubly Linked List data structure in Ruby, focusing on O(1) performance for head/tail operations and standard Enumerable compatibility.

DotKey provides an elegant way to read, write, and manipulate deeply nested Hashes and Arrays using dot-delimited strings. It supports wildcards for pattern matching, custom delimiters, and flexible handling of missing values - making it ideal for working with complex data structures, configurati...

Specifically designed as an OpenStruct-like tool for consuming APIs, dynamic_class lets your classes define their own getters and setters at runtime based on the data instances receive at instantiation.

E11y (Easy Telemetry) - Observability for Rails developers who hate noise. UNIQUE FEATURES: • Request-scoped debug buffering - buffers debug logs in memory, flushes ONLY on errors • Zero-config SLO tracking - automatic Service Level Objectives for HTTP endpoints and jobs • Schema-validated event...

Edit distance algorithms including Levenshtein, Restricted Edit (Optimal Alignment) and Damerau-Levenshtein distances, and Jaro & Jaro-Winkler similarity.

EncodeM v3.0 brings complete M language (MUMPS) subscript encoding to Ruby, supporting numbers, strings, and composite keys with perfect sort order. Build hierarchical database keys like M("users", 42, "email") that sort correctly as raw bytes. This 40-year production-tested algorithm from YottaD...

Prints origin of a word

ROM-compatible data mapper

Active Support impelementation in C for the ones who need for speed.

an attempt at a fast_blank for JRuby

A simple example of how to write a Ruby native extension in OCaml