NetCore2Blockly is a way to interact with API via blocks of data . It is easy to integrate in any .NET Core 3+ project.
It can interact with either local or remote OData endpoints.
See a demo at https://netcoreblockly.herokuapp.com/ .
Source code at https://github.com/ignatandrei/netcoreblockly
Video at https://www.youtube.com/watch?v=GptkNWjmCzk