There are tons of good courses that you can prefer after 12th commerce.

• B.Com
• Bachelor of Law (LLB)
• Chartered Accountant (CA)
• Company Secretary (CS)
• Cost and Management Accountant (CMA)
• BBA (Business Management and Administration)
• BMS (Bachelor of Management Studies)

For details refer, Best Courses After 12th Commerce

Hey ,

You can opt for courses based on your interest in COMMERCE or COMPUTER field . There are various courses available in both the fields.

https://www.careers360.com/courses-after-10th-12th

For commerce , you can opt for CA , CS , BBA , BCOM , BA, BBM

https://www.careers360.com/courses-after-12th-commerce

& FOR computer , you can opt for BCA or BCS or BAM or other IT related bachelor's courses.

bca,bba,bcom

Which course you should opt depends on your interest and potential as you have 2 options in front of you either go for courses related to commerce field or you can also opt the courses which are related to computer field. Below I am mentioning course which you can go for -
-B Com (Honours in Accounting and Finance)
-B. Com (Accounting & Finance)
-B. Com (Banking & Insurance)
-B.A. (Fashion Communication)
-B.B.A (Honours)
-B.B.A.
-B.B.A. - Bachelor of Business Administration
-B.B.M (Bachelor of Business Management)
-B.B.M. (Shipping)
-B.Com
-B.Com (Financial Accounting)
-B.Com (Financial Markets)
-B.Com (Professional)
Bachelor of Commerce in Computer Applications & Informatics
Bachelor of Commerce in Computer Applications

Hope this helps!!!