I loved KPT. It looked like alien software from the mid 21st century that somehow landed in the late 1990s.<p>The UI was gloriously white and 3D way before skeuomorphism was even a word.<p>Is there an open source version of goo? Or a description of the algorithm?<p>It doesn&#x27;t look impossibly difficult to work out, but it would be useful to know how other people approached it.