Greetings,
I was reading your project, but I have some questions in my mind So, If you can clear that It will be awesome
1. You want to create a plugin for Websites?
2. You want to create a sync between the Website and Tally?
I hope you are ready with my answers So, Do let me know and I would love to share some of my previous similar projects with you
I am waiting for your response :)