Sample code for 3MF To GLTF C# conversion. Use API example code for batch 3MF files To GLTF conversion within VB.NET, Asp.NET or any .NET based application....Sample code for 3MF to GLTF C# conversion. Use API example code for batch 3MF files to GLTF conversion within VB.NET, Asp.NET or any .NET based application.