Provides structures that support program transformations, such as refactoring or program mutation.

Provides support to developers of NDR projects

Dumps Ruby code analysis data to Neo4j

Testing framework for OpenStudio measures

A prism parser backend

CLI tool for your CI/CD to make sure a recent and secure ruby version is used.

Execute Ruby code on the remote servers from local Ruby script.

Grep tool for large Ruby codebases

Rlang is meant to create fast and uncluttered WebAssembly code from the comfort of a Ruby-like language. It is actually made of two things: the Rlang language that supports a subset of the Ruby language and a compiler transforming this Ruby subset in a valid and fully runnable WebAssembly module.

RPR displays Ruby's AST on command line.

Show Ruby script with execution results.

The 765 pro idol's information library. This gem provides names, birthdays, favorites, etc.

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Parser extension to support edge and experimental Ruby syntax

Language server for Ruby.

Ruby to Rust transpiler for simple performance-oriented methods.

A macro preprocessor for Ruby with ruby-like template notation

RuboCop runner framework for template language.

Gradual type checker for Ruby

Ruby completion engine inspired by jedi