1. https://ifttt.com/create
2. Add If This
3. Search and click "Webhooks"
4. Set Event Name as vaccine_slot
5. Create Trigger
6. Add Then That
7. Notifications
8. Send Notifications to IFTTT app (Download from PlayStore)
9. Paste below text in Message field:

{{EventName}}: {{Value1}} - {{Value2}} - {{Value3}}

10. Create Action
11. Continue
12. Finish
13. Go here https://ifttt.com/maker_webhooks/settings
14. Find a URL that looks like: https://maker.ifttt.com/use/{API_KEY}
15. Copy the API_KEY section from the URL
16. Set IFTTT_KEY with API_KEY value in vaccine_slots.py script

The script queries district wise hospitals.

1. Find State ID: https://cdn-api.co-vin.in/api/v2/admin/location/states
2. Find District ID using State ID: https://cdn-api.co-vin.in/api/v2/admin/location/districts/<State_ID> ( if you get unauthorized access above, check if State ID is set in the URL )
3. Set District ID in vaccine_slots.py

Won't provide walkthrough, but entirely doable with some googling https://dev.to/tharindadilshan/running-a-python-script-every-x-minutes-in-windows-10-3nm9

1. crontab -e

2. Paste below command in the file that opens ( 5 => Ping cowin every 5 minute, change to desired interval )

   */5 * * * * /<path to script>/vaccine_slots.py

A python script to notify you via IFTTT app whenever a slot becomes available at https://www.cowin.gov.in/