Chekku checks all your software dependencies from development to production.

Provide chemical element list data based on the periodic table.

Cheminée: The Chemical Structure Search Engine

Merged various pull requests including subfolders in beaker directory

A gem for validating chemical formula and calculating elemental analysis

Chemlab Library for "The Internet"

ChemScanner is a chemical utiliy to extract chemical information from various scientific formats

Seed your CloudFormation stack

Cheque copy and printing

Cherby is a Ruby wrapper for the Cherwell Web Service.

Ruby gem to cherry-pick a range of commits with similar rebase options

Cherry pick the methods you want.

Generate uniquish images from a movie

Cheshirecat is an alternative deploy tool designed for middleman.

Chessboard generator gem for Rails 5 apps.

Contain libraries for setting up and playing games of chess, making and validating moves, and evaluating victory conditionspec.

A simple chess move validator

Extensible grid game engine in Ruby.

Gem that allows you to know what chess opening was used in a chess game, find chess openings by name or get all openings that start with certain moves

2-player CLI Chess