What is BharatRajya, which PM Modi praised during his Mann Ki Baat?

PM Narendra Modi, during the 137th episode of Mann Ki Baat, praised Mumbai-based Krishna Seshadri's initiative, BharatRajya. The platform is designed to make the Indian subcontinent's geopolitical history engaging and accessible. The website spans 13 centuries, from 700 CE to the present, allowing users to select a specific year, track changing borders, and learn about the rulers of that period.