Top 20 NuGet Windows Presentation Foundation Packages

A small validation library for WPF and Avalonia that uses a fluent interface and allows display messages near controls in GUI with MVVM
Integrate it into your app to perform domain registration.
suntai library for wpf
Check email addresses whether they are valid or not without sending actual mail messages to the receipients. It supports many sources like list, text file, CSV, DataTable, etc.
The Ultimate Bounce Inspector is a high-performance library that enables your .NET applications to easily inspect and categorize bounced email messages with a few lines of code. Bounce Inspector can scan EML and Outlook MSG messages loaded from many sources such as local files, memory stream, IMAP a...
Ultimate Mail is a suite consisting of MIME, IMAP, POP3, and SMTP components. It adds the capability of receiving, uploading and managing e-mails, and managing mailboxes in your .NET applications. The package also allows you to create, encrypt, sign, and send e-mail messages as well as validate sign...
Run Rapid XAML Analysis checks on all *.xaml files when building a project.
Project Template that creates a base Markdown Monster Addin that can be customized.
Simple WPF value converters
A password box that allows binding.
A personal collection of helper utility methods for WPF projects.
It's a small library for MVVM pattern implementation in WPF application. It contains sync and async commands, dialog repository and a base class for view models.
Fluent MVVM Core.
MAD.NET Linq Extensions