Erikvl87 KNKVPlugin by: Erikvl87 .NET Framework 4.5 This package targets .NET Framework 4.5. The package is compatible with this framework or higher. 36,394 total downloads last updated 7/16/2018 Latest version: 1.0.0 KNKV .NET OnsWeb c# webservice plugin xml json A C# .NET Class Library for the KNKV Onsweb.nl XML / JSON Webservice.