When comparing PERGOLA vs dojox.gfx, the Slant community recommends dojox.gfx for most people. In the question“What are the best JavaScript drawing libraries?” dojox.gfx is ranked 24th while PERGOLA is ranked 25th. The most important reason people chose dojox.gfx is:
GFX can use a variety of formats to render (SVG, VML, canvas and SIlverlight). It simply does not lock you into one single browser's implementation of vector graphics.
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Pros
Pro HTML
Pergola runs seamlessly in an HTML environment (option in configuration file). All the examples are provided both as SVG standalone and embedded in HTML, and are strictly equal.
Besides its universal Node Helper (http://www.svgmagazine.com/jul2011/dom-helper.html) Pergola also provides the equivalent for building HTML nodes and <foreignObject> HTML nodes.
Pro SVG native
The first and most accomplished SVG native library, 100% cross-platform compatible.
Pro Cross platform
GFX can use a variety of formats to render (SVG, VML, canvas and SIlverlight). It simply does not lock you into one single browser's implementation of vector graphics.
Cons
Con Commercial license
PERGOLA does not offer a free version. The price for a single developer to use PERGOLA is 400 €.