Online tools

• 2-30 Venn Diagrams (non-proportional) http://bioinformatics.psb.ugent.be/webtools/Venn/

• 2-6 Venn Diagrams (non-proportional) http://bioinfo.genotoul.fr/jvenn/example.html

• 2-4 Venn (non-proportional) http://bioinfogp.cnb.csic.es/tools/venny/index.html

• 2-3 Venn (non-proportional) http://genevenn.sourceforge.net/

• 3-way Venn (proportional) http://www.cmbi.ru.nl/cdd/biovenn/index.php

• 3-way Venn (proportional) http://www.pangloss.com/seidel/Protocols/venn.cgi

• 4-way Venn (proportional) http://www.pangloss.com/seidel/Protocols/venn4.cgi

Local tools

• 2-8 Venn Diagrams (proportional, nested, powerful) https://github.com/linguoliang/VennPainter

• 2-6 Venn Diagrams (proportional) http://sysbio.uni-ulm.de/?Software:VennMaster

• 3-way Venn diagram (proportional) http://omics.pnl.gov/software/venn-diagram-plotter

R packages

• VennDiagram (non-proportional) One easy way of using VennDiagram https://github.com/Tong-Chen/s-plot
• venneuler (proportional, may not always right)

Other intersection solutions

• UpSetR: http://www.caleydo.org/tools/upset/
• Bubble PLot: http://bl.ocks.org/mbostock/4063269
• ChordDiagram: http://bl.ocks.org/mbostock/4062006