Top 20 NuGet textbox Packages

It is a library that helps to create WinForms application.
ComponentOne Input for WinForms には、マスク入力、フォーマット、検証、視覚スタイル、およびデータバインディングをサポートする入力コントロールが含まれています。 【本パッケージは日本語版製品です】
A simple “one component per form” (or other container) solution for multi-lingual spell checking and correction in Windows Forms applications. Add the component to your project and drop it on a form, then call InitSpelling_AllTextBoxes() at run time to include spell checking capabilities in all ...
A text box control with intellisense behavior
Base library to use Metroit.
Base library to use Metroit.
Reworked version of the wpf controls, plus new controls and features. Readme and examples: https://github.com/devpelux/fullcontrols Documentation: https://github.com/devpelux/fullcontrols/wiki
An attached behavior for WPF's TextBox control that provides auto-completion suggestions from a given collection
Minimal .NET WinForms HTML editor
A text box control which allows to configure a binding delay.
An editable, multi-language, event-driven textbox for MonoGame that supports selection and cut/copy/paste. Just import this nuget package. It is a PCL so you should be able to use it in any MG project. Look at the git-repo for the usage since the repo there contains a test-project.
Textbox with Hilight and Regex and Folding
A new Material Design text field that comes in a box, based on [Google Material Design guidelines]
Markout Minimal Sample Application
适用于 WinForm 的带下拉列表的自定义搜索文本框控件, 支持自定义搜索条件. https://github.com/jgh004/CustomCompleteTextBox
Simple textbox for Umbraco 7.X.X with customizable width (in percentage) and rows.