I'm afraid I don't have any experience installing new schemas for oXygen. Could someone help? Do I need all the files in http://idpf.org/epub/30/schema/epub30-schemas.zip or only those in http://idpf.org/epub/30/schema/mod/html5/ ? What do I do with them? Do they need to go somewhere in here? /Appli...

Thank you! So there isn't a way to add HTML5 support to oXygen 10? The upgrade's quite pricey.

Can I install an HTML5 document type? I'm used to developing XHTML with oXygen, but the new elements in HTML5 are being flagged as errors. I'm happy to stick with XHTML-style XML markup (which is fine in HTML5), but I would like oXygen to recognise all new elements and attributes so that I can rely ...