MahApps.Metro by Jan Karger, Dennis Daume, Brendan Forster, Paul Jenkins, Jake Ginnivan, Alex Mitchell

<PackageReference Include="MahApps.Metro" Version="2.1.1" />

.NET API 3,425,904 bytes

 NumericInput

public enum NumericInput
Enum NumericInput which indicates what input is allowed for NumericUpdDown.
All = 6

All is allowed

Decimal = 4

Numbers with decimal point and allowed scientific input

Numbers = 2

Only numbers are allowed