A Ruby kernel for Jupyter environment. Try it at try.jupyter.org.

Ruby/GLib2 provides base features for GLib2 based bindings and many useful utility features.

Ruby bindings for cairo

Apache Arrow is a common in-memory columnar data store. It's useful to share and process large data.

Program execution tracker to retrieve data types information

Rroonga is an extension library to use Groonga's DB-API layer. Rroonga provides Rubyish readable and writable API not C like API. You can use Groonga's fast and highly functional features from Ruby with Rubyish form.

mysql2-replication is an extension of [mysql2 gem](https://rubygems.org/gems/mysql2). It adds support for replication client feature based on `libmariadb.so` that is a MySQL/MariaDB client library provided by MariaDB.