Hello,

There are a lot of good colleges in Tamil Nadu specially for computer science. Some of them are as follows:

• Vellore Institute of Technology, Vellore
• Indian Institute of Technology Madras
• Amrita School of Engineering, Coimbatore
• Kumaraguru College of Technology, Coimbatore
• National Institute of Technology Tiruchirappalli

Apart from these colleges, there are few more colleges, you can check it out from here:

https://engineering.careers360.com/colleges/list-of-computer-science-engineering-colleges-in-tamil-nadu

Hope it helps you.