Multibyte support Rated 4 out of 5 stars
It sometimes be confused by multibyte characters in Japanese sentences.
Test case: http://knoa.jp/up/linkification.txt
**reply @Ral of July 23, 2011**
Yes. It seems to detect email by blacklist of separator like spaces or quotes("). But It can't detect in Japanese or some other language sentences by blacklist. It should detect email by whitelist regex like [a-zA-Z\.\_\-]@..., I think.