Purpose: Digital India, Make in India opened new avenues of innovation to promote the digital economy, the government of India in association with the department for the promotion of industry and internal trade launched ONDC the open source e-commerce ecosystem infrastructure similar to UPI. It is one of 17 sustainable Development Goals to promote innovation, infrastructure, Decent work in e-commerce and decentralization and democratisation. The e-commerce in SME and MSME business sectors to adapt B2B, B2C, C2C, and M-commerce across the segment such as mobility, grocery, food order, delivery hotel booking travel, with a partnership with customers, suppliers, distributors, warehouse, logistics, payments with the support by the government policy on FDI, PE/VC in e-commerce with API infrastructure, and Consumer Protection Bill 2018 regulate the online transactions by including the e-commerce sector. The worth of the e-commerce market in India is US$200 billion by 2026 led by Walmart, Flipkart, and Amazon market share of 31.9%, 31.2% in India and social commerce market share is $800 and mobile phones. Internet penetration drives the opportunity to develop network-based open protocol e-commerce appsto have scope for wider reach and support micro, small, and medium enterprises get into the online platform for small merchants as well as consumers of urban, semi-urban, and rural areas and it leads to a bank to introduce digitally product based lending improve the flow of credit to SMEs. The Aatmanirbhar Bharat movement gave a huge opportunity to Indian entrepreneurs to contribute to GDP by providing E-commerce credit to customers and bringing more inclusiveness, and sustainability to the consumer digital economy. Design/Methodology/Approach: The Descriptive study and secondary data are collected from relevant and government websites to analyse the result and ABCD Listing Framework. Findings/Result: Contribution of ONDC and other players of e-commerce towards the inclusive and economic growth of the country. The data shows that E-commerce start-ups have raised VC&PE funding for technology adoption, BNLP, B2B, and open network technology provide a huge opportunity backed by the Digital India revolution. Research limitations/implication: First hand data of ONDC and other player’s information is not taken for the study. Social implications: It is E-Commerce digital tool to integrate small traders with integrate small traders with integration of all apps Big tech for more sustainable in incomes, business expansion, employment, economic growth. It is designed to provide equal opportunity to small retailers and merchants in the e-commerce market alongside big players like Amazon and Flipkart. Originality/ Value: To Promote SME/ MSME Sector for Inclusive and Sustainable Digital Economic growth, it is important to know the ONDC infrastructure. Paper Type: Conceptual and Empirical.