As per the previous year cutoff as a general EWS category the chance seems less to get a seat in NITs, IIITs & GFTIs with 80.5 percentile.

however you can try for state counseling like Punjab, Haryana, MP, Etc.

To know your other best admission possibilities of Institutes & branches in JOSSA & State counseling as per your percentile, You can use JEE Main College Predictor tool given below.

https://engineering.careers360.com/jee-main-college-predictor?icn=QnA&ici=qna_answer

Thank You