The top BCA colleges of Kerala are :

• Mahatma Gandhi University, Kottayam
• Kerala University, Trivandrum
• Amrita Vishwa Vidyapeetham Amritapuri Campus, [AVVAC] Kollam
• St, Thomas College, Thrissur
• Calicut University, Calicut
• MGU Kerala
• Government of Art and Science , Malappuram

For more details follow the below link :

https://www.careers360.com/courses/bca-bachelor-of-computer-applications

hey,

here are the colleges

1. mercy college , palakkad

2. college of applied science, calicut

3. MES asmabi college , thrissur

4. college of applied science, chelakkara

5. college of engineering, trivandrum

for more colleges you  may refer to the link mentioned below

https://it.careers360.com/colleges/list-of-government-bca-mca-colleges-in-kerala

good luck!