Anna university

Dear you can take direct admission in anna university without any entrance exam notification for this announced in the official site of the university https://www.annauniv.edu/  in the month of May and June, filling online form submit the document and you can sit for open counselling window.

But I read somewhere that it is only for Tamil nadu student

Not dear some seat are also available for student other than Tamil Nadu state.
If you want to more clear you can contact them and contact detail is available at official website i already provide you website link.

Ok thank soo much sir