Hi Girish,

There is no rank predictor particularly for NITs because using your JEE MAINS rank only you will get into an NIT. There are NIT cut-off lists; I am attaching links to the NIT cut-off lists below.

1)https://engineering.careers360.com/tags/nits-branch-wise-cutoff

2)https://engineering.careers360.com/articles/jee-main-cutoff-for-top-nits

Hope this helps you.

Thanks!!