Parallel tests, coverage (SimpleCov-compatible) formatters, fixtures/snapshots, assets & DB provisioning—zero runtime deps

Predicateable allows you to define predicate methods (like `admin?`) based on a method that returns a Symbol. Similar to Rails enums, with optional strict checking and prefix support.

Decompiling from Ruby to proto file.

Property based testing tool with RBS

Runtime type tracer for ruby

Rails Clock provides a centralized way to manage and control time in Rails applications, similar to Trice

A RBS files generator for ActionMailer

A RBS files generator for ActiveHash models

A RBS files generator for activemodel gem

A RBS files generator for activesupport

A RBS files generator for Config gem

A RBS files generator for Draper decorators

dynamic rbs generator

Update prototype signature files by heuristic rules

RBS inline annotator from RBS

Support auto generation of RBS by `Data.define` in rbs-inline syntax

Optimize RBS loading using cache

Rubyists love metaprogramming. This tool bridges between RBS and metaprogramming, by allowing you to define a macro, which is then used to generate RBS definitions based on macro invocations."

Generate mini_magick signature

RBS::Patch manages RBS (Ruby Signature) type definitions through patches. It applies incremental changes to existing RBS signatures.