Dear Garvit Periwal

These codes might be helpful, have a look:

1. https://github.com/topics/speed-estimation

2. https://github.com/pfr/VideoSpeedTracker/blob/master/docs/Video%20Speed%20Tracker%20Overview%20and%20User%20Manual.md

3. https://github.com/topics/vehicle-detection

Kind Regards

Qamar Ul Islam

SiaSearch provides a list of 15 open datasets here: https://www.siasearch.io/blog/best-open-source-autonomous-driving-datasets

Also check out DIYRoboCars' list of datasets here:

https://diyrobocars.com/open-datasets