Utility for PrettyPrint''''''ing and regularizing HTML, written by Dave Raggett.
* http://www.w3.org/People/Raggett/tidy/
* http://tidy.sourceforge.net/
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''Any testimonials?''

besides assert_tidy?

Whenever our designers deliver HTML assets, we run this on them:

  tidy -i -asxhtml asset.html > asset.rhtml

That gets the source ready for modern tools, such as AssertXpath.

Then, our tests frequently call assert_tidy, to ensure the XHTML _stays_ tidy, no matter how much refactoring and templating it endures.

--PhlIp