JCE - Allow arrowheads in the middle of edges
JCE - Support single, uniform font descriptors à la pango
? - Move generic node adjustment and spline routing out of neato
+? - Clusters/HTML tables with rounded edges
AB - smyrna
1 QT
2 Widget library. Plugins. Printing.
YH/ERG - Clusters in sfdp
YH/ERG - Fixed nodes in sfdp
ERG - Finish orthogonal edges (edge labels in dot; ports)
+ERG - Add stack frames/local variables to gvpr
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<H2>Category 2</H2>
Crossing minimization with some nodes in columns
? - Enable arbitrary depth clusters in neato using IPSEP
? - Allow mixed edge types within the same graph
+? - Off-load more to pango, such as linebreaks, right-to-left characters, etc.
+? - Allow text at an angle
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