First of all I will like to congratulate you on your achievement. Coming to your questions about not college's you can get seat in most of college's in any field so don't need to worry . For your ease I am providing you our site college predictor link which will help to find out the college according to your rank.

HI Student!

Congratulation for your rank in JEE MAIN. According to previous year cutoffs with 97 percentile and your OBC category rank 8141 you can most likely get EEE ,ECE branch and MEC branch in the following colleges. For CSE branch you can try IIITS. .

1. NIT Sikkim
2. NIT Raipur
3. NIT Andhra Pradesh
4. NIT Agartala
5. NIT Anurachal Pradesh
6. NIT Mizoram
7. NIT Manipur

For more details checkout the article by Career360- https://engineering.careers360.com/articles/nits-cutoff-for-top-btech-branches

And don't forget to check out the Career360 College Predictor to know your college admission chances based on your JEE Main Rank, Home State, Caste, Gender, etc. - https://engineering.careers360.com/jee-main-college-predictor?icn=QnA&ici=qna_answer

Happy Hustling.