Dear friend,

There are so many good colleges for btech which give admission without jee main rank 

Following are the best colleges :

Bits Pilani 

Galgotias University, Greater Noida

SRM University

Amity University, Greater Noida 

You may take admission in any of the above mentioned colleges . In my opinion Galgotias University is best for engineering .It has various specialisation courses. Am also a btech student of galgotia University and trust me friend its good in every aspect .

Hope this may help you ...