Hey Pragya,

The categories in SIH 2020 broadly were

. Hardware

. Software

Under these categories the sub categories were :

1. Smart Communication

2. Smart Vehicles

3. Food Processing

4. Robotics and Drones

5. Waste Management

6. Clean Water

7. Renewable Energy

8. Security and Surveillance

9. Miscellaneous HealthCare and Biomedical Devices

10. Agricultural and Rural Development

Please Note : Thr final round has alrwady ended. It held in between 1st August 2020- 3rd August 2020.

Hello pragya soni , if we talk about category then there are only two categories which are mention on SIH 2020 website are :

1. softare
2. hardware

But if we talk about Technology Bucket then there are following are:

• Agriculture and Rural Development
• Energy / Renewable Energy
• Finance
• Food Technology
• Healthcare & Biomedical Devices
• Miscellaneous
• Robotics& Drones
• Security & Surveillance
• Smart Cities
• Smart Communication
• Smart Education
• Smart Textiles
• Smart Vehicals

And many more if you wish to see all then you can visit https://hackmitwpu.thescriptgroup.in/SIH_Statements_All.pdf

Hope it is helpful for you :)