<html><head><meta http-equiv="Content-Type" content="text/html charset=utf-8"></head><body style="word-wrap: break-word; -webkit-nbsp-mode: space; -webkit-line-break: after-white-space;" class="">The InfoVis library also does what you’re looking for:<div class=""><br class=""></div><div class=""><a href="http://www.smalltalkhub.com/mc/hkleinsorgen/InfoVis" class="">http://www.smalltalkhub.com/mc/hkleinsorgen/InfoVis</a></div><div class=""><br class=""></div><div class="">There’s likely some good examples of dealing with JSON in there.</div></body></html>