This one will grow as I find more good sites, so expect it to update and change. NTS: Must remember to add a permalink to the front page.
Recommended:
Guardian Style Guide a broadsheet newspaper, UK
The BBC Styleguide, used by BBC news - a good guide, UK
Strunk, one of the most well known guides, USA
Also Good:
The Economist Style Guide, the financial magazine, UK
Milwaukee School of Engineering Wordy and not very well presented, but still worthwhile, USA
WWW Style Guide By Tim Berners-Lee, the WWWs ‘daddy’, UK
Concordia Citation Guide, Canada
Jack Lynch’s Guide Not updated for an age, it’s still good though
EDUFind Grammar Guide
Commnet Grammar Guide, USA
CMS One of the two daddies of all style guides, USA. Doesn’t have the full guide online though. The other is the Oxford Style Guide, but as far as I know this is either not online at all or is subscription based, like the Oxford Dictionary.
XHTML and CSS Style Guide from the NY Public Library, USA
Carnegie Mellon University Style Guide, USA
EU English Usage Guide, UK
MHRA, UK
