The Task Canvas window is closed automatically when you close the solution. If you try to close the Task Canvas window manually, the confirmation dialog is displayed. Technically, the Task Canvas window is a document tab and when you, for example, run the Close All Documents command, Visual Studio tries to close the Task Canvas window as well. This dialog prevents such accidental closing. On the other hand, if you frequently open and close the Task Canvas window manually, you may want to disable this confirmation by unchecking the Confirm before closing option.

HTML 11 extension provides tool windows in Visual Studio 2017/2019 showing preview of static and dynamic web pages you are currently editing, on desktop and mobile devices.

Telerik UI for WPF includes a wide range of controls from small UI components like Rating to powerful data-driven controls like GridView. The suite provides a variety of data visualization tools to allow you to display and edit your data. Manipulate your row data in a GridView or Spreadsheet and then visualize it through PivotGrid, our charting or diagramming tools. Discover multiple components for daily or business planning such as ScheduleView where users can easily plan their day and GanttView which allows users to visualize and manage any project planning data. Telerik UI for WPF comes complete with customizable UI controls for a variety of needs and options, which makes it the ideal choice for any Windows desktop application.

Telerik UI for Silverlight includes a wide range of controls from small UI components such as Rating to powerful data-driven controls like GridView. The suite provides a variety of data visualization tools which allow you to display and edit your data in many different ways. Manipulate your row data in a GridView or Spreadsheet and then visualize it through PivotGrid, or any of the other charting and diagramming tools. Choose from a number of components for daily or business planning such as ScheduleView where users can easily plan their day and GanttView which allows users to visualize and manage any project planning data. Telerik UI for Silverlight comes complete with customizable UI controls for a variety of needs and options, which makes it the ideal choice for any Line of Business Application.

Telerik UI for WinForms includes more than 90 user interface controls you can use to fulfill the most demanding desktop or tablet application requirements. All-way customizable GridView, Form, Chart, Scheduler, RichTextBox and other essential controls enable you to build any Line of Business or Modern application in less time while staying under budget.

TX Text Control is a royalty-free, fully programmable rich edit control that offers developers a broad range of word processing features in a reusable component for Visual Studio. It provides comprehensive text formatting, powerful mail merge features and all word processing key concepts such as table support, images, headers and footers and page sections.

.Net assembly which gives API to convert RTF, Text, HTML, DOCX to PDF in .Net and C#. PDF Metamorphosis .Net is designed to help you in development of applications where is necessary to convert any documents to PDF. Let's see what functions PDF Metamorphosis .Net can provide for your application:

Convert DOCX to PDF.
Convert RTF to PDF.
Convert HTML to PDF.
Convert Text to PDF.
Split and merge PDF documents.

GemBox.Document is a .NET component that enables you to read, write, edit, convert, and print document files from your .NET applications using one simple API. With GemBox.Document you get a fast and reliable component that’s easy to use. It requires only the .NET framework, so you can deploy your application easily without having to think about other licenses. And it’s up to 85 times faster than Microsoft Word automation!

Gnostice Document Studio .NET is the next-generation .NET Core compliant multi-format document-processing component suite for .NET developers. It has controls for viewing, printing, and converting PDF, DOCX, DOC, HTML, TXT, XLSX, XLS, ODS, XPS, BMP, JPEG, PNG, WMF, EMF, TIFF and MTIFF. Gnostice Document Studio comes with advanced multi-format document viewer controls for Xamarin, WinForms, WPF, and ASP.NET (WebForms and MVC). It also supports template-based DOCX/DOC mail-merge document creation. It can intelligently reconstruct page elements when converting PDF to DOCX. It can create PDF portfolios.