codebunk.com

Ideal for Phone Screen/Online Interview of Developers and Learning to Code from Friends, CodeBunk provides a Realtime Collaborative Editor with in-browser Code Execution and REPL (read-eval-print-loop) shells. CodeBunk is an Online Compiler/Interpreter for PHP, Python, Ruby, Perl, Lua, Javascript, C, C++, Java, Erlang, Haskell, Julia, Clojure, Go, R, Rust, Scala, Coffeescript. CodeBunk also has Peer-to-Peer Video/Audio chat facility.