Microsoft provided a power platform for integrating business solution in one platform. In particular, there is PowerApps for building an internal business app for an organization. The advantage is that there is no coding needed, and the downside is that you cannot program it.
https://powerapps.microsoft.com/en-us/
https://www.sqlshack.com/a-quick-overview-of-the-microsoft-power-platform/embed/#?secret=EVzMKxxLdm