License is for one single user on a single computer, please contact us for orders over ten units.
Buy it once, get free upgrades for life!
After purchase, you will receive an email containing a download link to the add-on. Please save the add-on onto your hard disk and use Firefox's menu File > Open File to install the file.
Make then sure to double-check your email address in all purchase forms!
To run the validator, use the Tools > BlueGriffon EPUB3 Validator menu item or click on the add-on's icon in the Add-on toolbar (useful on Windows when the main menubar is collapsed).
Don't miss the context menu on the results' page...
Please file all bugs, suggestions and requests in our Bugzilla.
Product is "EPUB3 Validator add‑on to Firefox", component is "General"; please write in english.
1. Can I validate an EPUB2 package with your add-on?
No, we're focusing on EPUB3 only.
2. You said above "free upgrades for life". Really?
Yes, really. You'll receive by email all our future releases of this add-on. Bugfixes or new features. Minor or major. All.
3. You said above "More to come...". For instance?
validation of all CSS values
validation of html5 and SVG
presence of all replaced elements (images, videos, fonts, etc.)
4. When I try to pruchase your add-on, I end up on an "e-junkie" page..
Yes, e-junkie is a well-known shopping cart processor we use. It's extremely serious despite of their name. They think it's a cool name...
5. What kind of payment do you accept?
We use PayPal for all our payments. You can then use a PayPal account or any credit/debit card PayPal accepts.
6. Do you guys have special offers for site licenses or big numbers of licenses?
7. What are the "Taxes" I see when I order the add-on?
It's VAT and it's only added to purchases made by european individuals and companies. That's absolutely mandatory, since we're also based in Europe. Nothing we can do about it, sorry.
It does not apply to customers outside of the European Union.
8. Who are you?
We're Disruptive Innovations SAS, a French software company founded in October 2003. Based in Saint-Germain en Laye, France, Disruptive Innovations SAS delivered in the past premium
products like the popular editor Nvu to Linspire Inc. or the XML editor Etna to the Connexions Project.