We should use latest Bundler, but sometimes we are afraid we have to use older Bundler. RestoreBundledWith solves these conflicts.

Migrate BigQuery table schema.

Azure Storage output plugin for Fluentd event collector

Filter plugin to add Docker metadata

Google Cloud Pub/Sub input/output plugin for Fluentd event collector

Converts fluentd log events into GELF format and sends them to Graylog

fluent HipChat plugin

fluent plugin to send metrics to mackerel.io

Fluentd redaction filter plugin for anonymize specific strings in text data.

FluentD output plugin to send messages via Syslog rfc5424.

Groonga-client gem supports HTTP or [GQTP (Groonga Query Transfer Protocol)](http://groonga.org/docs/spec/gqtp.html) as the protocol using a client.

Hatenablog AtomPub API library

kaminari-sinatra privides pagination helpers for your Sinatra templates

OpenStack API Wrapper that rocks!!

Packnga is a library to translate to many languages by YARD.

A Shogi library by pure Ruby. It supports CSA format.

Rails supports Minitest but doesn't support test-unit.

converter from Aozora Bunko format into xhtml. It's based of t2hs.rb from kumihan.aozora.gr.jp.

circuit_switch is a gem for 'difficult' application. This switch helps to make changes easier and deploy safely.

ConoHa VPS CLI Tool