Type something in as your base text:
Now try to paraphrase that text using your own words:
Now see if you used any overlapping language:
Two different ways of looking at the differences (color-coded):
And a plain-text look:
The original version of this page was written by Chu Alan, working off a Javascript writen by John Resig, using an algorithm for finding the difference between two strings. The original version is at http://appsrv.cse.cuhk.edu.hk/~achu3/hdiff/. See this comment to trace the origins of this code.
This work is licensed under a Creative Commons Attribution 2.5 License.