RubyGems is described as 'org is the Ruby community's gem hosting service. Instantly publish your gems and install them. Use the API to interact and find out more information about available gems' and is an website in the OS & Utilities category. There are more than 10 alternatives to RubyGems, not only websites but also apps for a variety of platforms, including Linux, Mac, Windows and Self-Hosted solutions. The best alternative is Synaptic, which is both free and Open Source. Other great sites and apps similar to RubyGems are npm (Free, Open Source), pacman (package manager) (Free, Open Source), Advanced Package Tool (Free, Open Source) and aptitude (Free, Open Source).
Synaptic is a graphical package management program for apt. It provides the same features as the apt-get command line utility with a GUI front-end based on Gtk+. * Install, remove, upgrade and downgrade single and multiple packages. * Upgrade your whole system.
Yum is an automatic updater and package installer/remover for rpm systems. It automatically computes dependencies and figures out what things should occur to install packages. It makes it easier to maintain groups of machines without having to manually update each one using rpm.