jMax is a highly-modular visual programming environment for interactive real-time music. It is developed by the real-time team at IRCAM. It is quite similar to pure data and Max.
Example Usage of JMax
its_jaimee: @JMaxtweets LOL JMax! your sucha dork.
MemoirsOfABear: @JMaxtweets bye JMax sorry for waking youuu lol. night
dudeiloveyou: @sundaytookback oh the mystery unravels. I miss my mate JMax. He was a good mate, y'know? But yeah, cancers gunna...