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By Jennifer Kyrnin, About.com Guide to Web Design / HTML since 1997

Web Design Software Pick of the Week: W3C CSS Validator

Sunday July 19, 2009
W3C CSS Validator
There aren't a lot of stand-alone CSS validators available, but of the ones I could find (and a couple HTML validators with CSS included) one of the best is the W3C CSS validator. It offers all the features I was looking for in a CSS validator including:
  • Validate files as HTML with CSS embeded or plain CSS files
  • Validate CSS as a file upload, URL, or pasted chunk of code
  • Validates Level 2, Level 3, and aural style sheets
  • And it shows warnings when there is a problem that isn't exactly an error

I think that using validators is an important step the the process of a Web design. If you don't take the time to

Comments
July 20, 2009 at 3:48 am
(1) Affordable Web Designs says:

Good advice. All sites should pass the w3c validation. Its really helps with organic search engine indexing.

Thanks for the info
Pj

July 20, 2009 at 10:51 am
(2) Geoff Snow says:

I’ve been using this validation for a while now. I am going to start putting their badge on my sites.

July 20, 2009 at 2:36 pm
(3) Rob says:

I wouldn’t bother leaving the badge they offer, but I would certainly take the time to validate. I can come up with several reasons to validate, but the best one is that it will save time in the future because it makes finding and fixing errors easier.

July 24, 2009 at 7:10 pm
(4) Shareef Defrawi says:

Great tool. I use it extensively (I like the little badges). Very important to revalidate as you update your site – even a small typo will cause your site to fail and might come across as unprofessional for anyone checking…

July 28, 2009 at 2:31 pm
(5) Webdesign Werbeagentur says:

The Jigsaw SOAP validation Service is wonderful for extended tests. We use it in our self written tools and for auto-validation in CMS.

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