This is a wrapper for R package VennDiagram. It allows you to plot two-set or three-set venn diagrams based on counts. The R script used to generate the plot is also in the output.
Input: labels for sets and counts for each region in the diagram.
A: A-only
B: B-only
C: C-only
AB: in A and B but not C
BC: in B and C but not A
AC: in A and C but not B
ABC: in A, B, and C
Example
Labels: X,Y
Counts: 30,10,20
Labels: A,B,C
Counts: 10,20,30,40,50,60,70