c# full demo app for books available?

c# full demo app for books available?

Hey there

I am new to Zoho APIs but not to integrations.  Before I sit down with some raw code I was wonderng if there is any apps available to start from for API coding?  Ideally I am going to create a souped up timesheet program with some features I need, like weekly timesheets with daily notes.  I do see this on Github https://github.com/zoho/projects-dotnet-wrappers