The problem with the flare prefuse library is that flare is a commonly used word - so searching for examples on google results in a lot of matches other uses of the word flare. A simple solution is to use site explorer to find links to the flare prefuse website - this naturally disambiguates the meaning.

I found this link confirming to that flare is the best tool to be using  for now

"Yes, but how heavy is Axiis? Have you pushed the limits? I used Ravis Birdeye for our initial efforts for my network mapping app http://www.flairjax.com/?p=72, but the mxml components are way to heavy. Had to go to flare."