Hello Aspirant,

IGNOU offers most of the  various DIPLOMA courses. You can definitely check it out. It has started the registration for the July session on June 11.Candidates will be able to complete their registrations for July session until July 15, 2021.

Here's a link I am providing you: https://university.careers360.com/articles/ignou-registration

Check this out, You will find a step by step guide on how to register.

I hope it helps!

Best Wishes