Hello dear student

Some courses you can do after 12th-

• Architecture (B. Arch)
• Integrated MSc.
• Bachelor of Science (BSc)
• Bachelor of Computer Application (BCA)
• Bachelor of Business Administration (BBA)
• Commerce (B.Com)
• National Defense (Navy, Army and Air Force)
• Pilot training.
• B.tech( electrical , mechanical , Computer etc)
• Lower
• Medical sector

Please visit the link for more information.

https://school.careers360.com/articles/courses-after-12th

Hope that's helpful

Best of luck