- ruby-addressable (<< 2.9)
- ruby-cairo
- ruby-delayer (<< 2.0)
- ruby-delayer-deferred (<< 3.0)
- ruby-diva (<< 3.0)
- ruby-gettext
- ruby-gtk3 (>= 3.4.3)
- ruby-httpclient
- ruby-instance-storage
- ruby-json
- ruby-locale
- ruby-memoist (<< 0.17)
- ruby-moneta
- ruby-nokogiri
- ruby-oauth
- ruby-pluggaloid (<< 2.0)
- ruby-text
- ruby-twitter-text (<< 2.1.0)
- ruby-typed-array (<< 0.2)