Every branch has its own exam pattern, physical standards and syllabus. Pick the one you're preparing for to see the right courses.
Once you're on a branch page, you'll choose between the Officer track and the Tradesman/Soldier track.
NDA, CDS, AFCAT and SSB preparation for a commissioned rank.
Agniveer GD, Technical, SSR/MR and Vayu preparation for CEE and physical rounds.