petri nets. represnetation, code, editing…

• http://pnml.lip6.fr/ and http://www.pnml.org/
• http://www.cs.umd.edu/hcil/members/bshneiderman/nsd/
• http://www2.informatik.hu-berlin.de/top/pnk/
• http://www2.informatik.hu-berlin.de/~starke/ina.html
• http://parsys.informatik.uni-oldenburg.de/~pep/pnml/index.html
• http://www2.imm.dtu.dk/~ekki/projects/ePNK/

• http://www.recipeflo.com/
• http://thesocietypages.org/graphicsociology/2010/10/31/are-recipes-better-as-diagrams/
• http://www.behance.net/gallery/Recipes-Diagrams/4092877

http://thesocietypages.org/graphicsociology/2010/10/31/are-recipes-better-as-diagrams/

http://www.behance.net/gallery/Recipes-Diagrams/4092877