Invoice System in c#

Without much details on the requirements of your desired invoice system, I am not sure if the following would help you:

If your system includes actual physical invoices or bills that are scanned and used in your system, you could consider the Leadtools Toolkit (https://www.leadtools.com/sdk/forms/invoice) which has features for the detection and extraction of text and numerical information from tabular forms with variable rows and columns.

You can see a video overview of these features here to see whether or not this is useful to your invoice system:

https://www.leadtools.com/videos/playvideo?id=25

Hi,

 

Please check this articles :

 

https://www.codeproject.com/articles/998560/customer-invoicing-system-applying-visitor-design

 

https://www.codeproject.com/articles/196579/how-to-print-invoice-using-c