flouri.sh

The sandbox itself

• Freaky Freaky Sandbox - A sandboxing gem based on the MRI ruby interpreter. Written in C, it hacks the VM to allow safe execution of untrusted code
• Why-the-lucky-stiff talking about the freaky freaky sandbox - He explains it as an alternative to $SAFE in a discussion with ruby team.
• How to set up the C-Ruby sandbox
• JavaSand - A sandboxing gem for JRuby. It provides the same API as the C-based-ruby sandbox.
• How to set up the JRuby sandbox

Sandbox Support

• acts_as_wrapped_class - A gem that adds easy class-wrapping for safely exposing an API to the sandbox code.
• acts_as_runnable_code - A gem that makes creation of sandboxes and evaluation of uploaded code easier.
• Safely Exposing your App to a ruby sandbox - My article on setting up a sandbox.

Sandbox Examples

• Expression Runner
• Hangman
• TicTacToe