National Institute of Open Schooling (NIOS) aims to cater to the wide spectrum of courses of study up to the pre-degree level for all categories of learners through open school movement. NIOS Portal proves to be very convenient for the learners to access information, independent of time and place.  The portal enables learners to take admission in courses on anywhere, anytime basis. The bilingual portal is designed keeping the learners as the centre point for providing quality support.

The indigenously designed website comes with content divided into individual sections. These are- Information Section, Services and Interactivity, Student Information Section, Study Centre Information System, Virtual Open Schooling, Open Educational Resource, Examination System and Support, etc.

In-built Search facility and FAQs apart from the General Instructions and how to fill up the Online admission form, Examination/Results along with Photo Gallery and a Video Gallery have been provided on the Homepage. Information on Tenders, Notices, Library, Awards, Vacancy etc. has also been provided on the Homepage. The footer region of the website provides content related to FAQ, Feedback, Terms & Conditions, Privacy Policy, Help, Accessibility Statement and Sitemap. 

The website provides Screen Reader Access and is made accessible to persons with disabilities. It meets the Guidelines for Indian Government Websites and adheres to Level AA of the Web Content Accessibility Guidelines (WCAG 2.0) of the World Wide Web Consortium (W3C). The website seems to be compatible with all major browsers.