Plug in for RSpec & Minitest test suites to run only the tests that exercise the code that has changed

Calculates code complexity as a measure of paths through code execution. CI integration and beautiful output options.

Lumberaxe handles logging output formatting.

Macros for Ruby

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

Google Protocol Buffers serialization and RPC implementation for Ruby.

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.