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According to Hybrid Cloud Market report, in 2018, hybrid cloud market was USD 44.6 billion and expected to grow to USD 97.6 billion by the end of 2023 with Compound Annual Growth Rate (CAGR) of 17.0% [9]. IaaS is expected to hold a large market in the forecast period as it facilitates to migrate workload from on premise to off premise in high peak hours. Hybrid web hosting also hold a big market as it provides management of all hosting services in just single point of contact. North America was the most promising hybrid cloud market place in 2018 and Asia Pacific areas shows the highest CAGR. So, hybrid cloud is a promising area in business. Major sectors using hybrid cloud computing are healthcare, retail, government, or public sectors, banking, entertainment media, insurance, finance, communication media, etc. [14]. According to a report published by Mordor Intelligence, North America, Middle East, Africa, Europe, and Asia Pacific are top growing regions worldwide. Figure 1.2 shows the hybrid cloud market. Green portions represent highly growing market. Hybrid cloud management software solution is the main reason of this popularity. Starting from deployment to quota management, customization of service library, costing, performance management, and governance, everything is taken care of, like the software management tool. Mostly, the services provided by public providers are restricted to some architecture or technology and vendor specific. But the management tool provided by hybrid providers helps to amalgamate different services provided by various vendors. Amazon and Microsoft, the giants in this field, are working hard in the up gradation of their management software by including advanced infrastructure templates, libraries, API, and apps. In India, IBM is also approaching toward hybrid cloud and AI [15]. IBM invested $1 billion into a cloud ecosystem project in the month of August. They are expected to invest more in the coming time. In India, 17% of organizations are planning to spend investment from 42% to 49% on hybrid cloud by 2023 according to a study by IBM IBV. Since India is heading toward a digital transformation and self-reliant camping, so the opportunity of new technology adaptation also increasing.

Figure 1.2 Market trend of hybrid cloud [14].