The phrase "a website supports" is correct and usable in written English.
You can use it when discussing the features or functionalities that a website provides or is compatible with.
Example: "This website supports multiple languages, making it accessible to a wider audience."
Alternatives: "a website offers" or "a website provides".
You can see if a website supports two-factor here.
NationBuilder, a SaaS platform that allows political candidates and organizations to quickly build a website, supports fundraising efforts, a blog, volunteer outreach, payment processing, calendars and more.
Earlier in January the attorney general's office confirmed it was looking into a website supporting convicted rapist Ched Evans.
To this end, a mobile app and a website supported by GAMS (a leading optimization software) have been designed and are being developed to optimize the operations of the city bus business.
There is even a website "Support for Oscar" dedicated to Pistorius, a man who shot his girlfriend four times through a closed door and released a statement on the anniversary of her death, much to the chagrin of her family.
CDKN runs a dedicated website supporting the preparation of bankable projects.
Examples: In the diabetes care setting, the Web 2.0 system is divided into a website that supports self-management, and a patient-centred health information system (HIS) adapted to support community-based clinical services.
Present Aid, a website that supports the work of Christian Aid, is offering a whole farmyard full, including a chicken (£4), sheep (£10) or nanny goat (£22).
The chapters in "Cook" describe, among other things, "smart" chopping boards that encourage mindful eating and a website that supports urban wild fruit foraging.
Users can convert documents, including PDFs, Word documents, and rich text files, into iPaper by uploading them to the Scribd website or to a website that supports Scribd's system.
