Package list: page 690
- ruby-logify
- ruby-lograge
- ruby-loofah
- ruby-lru-redux
- ruby-lumberjack
- ruby-mab
- ruby-macaddr
- ruby-magic
- ruby-mail
- ruby-mail-gpg
- ruby-mail-room
- ruby-manual
- ruby-marcel
- ruby-marginalia
- ruby-markdown-it-html5-embed
- ruby-markerb
- ruby-maruku
- ruby-mathml
- ruby-maven-libs
- ruby-maven-tools
- ruby-maxitest
- ruby-maxminddb
- ruby-mdl
- ruby-mdurl-rb
- ruby-mecab
- ruby-mechanize
- ruby-memcache-client
- ruby-memfs
- ruby-memo-wise
- ruby-memoist
- ruby-memoizable
- ruby-memoize
- ruby-memory-profiler
- ruby-merb-assets
- ruby-merb-core
- ruby-merb-haml
- ruby-merb-helpers
- ruby-merb-param-protection
- ruby-mercenary
- ruby-messagebus-api
- ruby-metaclass
- ruby-metaid
- ruby-method-source
- ruby-metriks
- ruby-middleware
- ruby-mime
- ruby-mime-types
- ruby-mime-types-data
- ruby-mimemagic
- ruby-mina
- ruby-mini-exiftool
- ruby-mini-histogram
- ruby-mini-magick
- ruby-mini-mime
- ruby-mini-portile2
- ruby-minimization
- ruby-minispec-metadata
- ruby-minitar
- ruby-minitest
- ruby-minitest-around