Tally-Inspired Accounting SaaS Platform

I need a complete, production-ready accounting suite that feels as familiar and robust as Tally, yet runs as a modern web and mobile application so I can handle my own books and later license the service to other businesses... (Budget: ₹1500 - ₹12500 INR, Jobs: Accounting, Android, API Development, Mobile App Development, MVC, PHP, SaaS Development, Website Design)