.NET Class (.NET Libraries & .NET Class Libraries) / Microsoft (Tools & Add-ins, Controls & Components)

Top Reviews

Syncfusion Essential Studio Enterprise Edition by Syncfusion

Average Review: based on 100 reviews.

Simply stop your search for tools and buy Syncfusion. You will get all you want in one package and with a complete sample set that covers all controls. Their support is 5 stars and remarkable.
Syncfusion Essential DocIO by Syncfusion

Average Review: based on 5 reviews.

We use Syncfusion's DocIO component to convert MS Word document to HTML. We looked into Syncfusion because it required no installation of MS Word - which is unique in the Word Conversion arena. Word automation in the server environment was a continuous headache. The code samples were very useful and easy to follow. We were up and running in no time! Also, the technical support is extremely ...
Read full review.
GemBox.Spreadsheet by GemBox Software

Average Review: based on 4 reviews.

This is an excellent component. I have used it extensively in a number of projects for both reading and writing Excel spreadsheets and it has never let me down. It's easy to get up and running with the component and it does exactly what it says on the tin. I would highly recommend it.
RapidSpell Desktop .NET by Keyoti

Average Review: based on 4 reviews.

Yes - RapidSpell is an excellent spell checker; you won't make a wrong decision choosing it based on on features and performance alone. This is not the whole story though. Simply put, Keyoti tech support is truly first-rate. Even if RapidSpell were not as good as any other competitive spell checker, their support would still tip the scale in their favor. Beyond being incredibly responsive and high ...
Read full review.
Nevron Diagram for .NET - Enterprise by Nevron

Average Review: based on 3 reviews.

I am using Nevron Diagramming controls to create visually appealing flowcharts displaying the process of online sales and user registration for our clients. Nevron Diagram offers great extensibility and customization, I am confident that I will use the controls in future projects.

View All Top Reviews

Best Sellers

DXperience DXv2 by DevExpress (Developer Express)

All the Visual Studio .NET component suites, libraries and IDE tools produced by Developer Express in one package. DXperience DXv2 includes all the Developer Express .NET Windows Forms, ASP.NET, Silverlight and WPF components plus IDE tools (CodeRush and Refactor!), eXpress Persistent Objects (a Business Application Framework) and eXpressApp Framework. The Windows forms products are 100% C# based and fully optimized for Visual Studio 2008/2010. With just a couple of mouse clicks you can add navigation and docking facilities using the XtraBars and XtraNavBar suites, provide data browsing and editing by means of the XtraEditors, XtraGrid, XtraTreeList, XtraVerticalGrid suites and enhance your applications with the XtraPrinting Library and XtraReports Suite which are really easy-to-use flexible printing and reporting tools. WPF components include: DXEditors for WPF, DXGrid for WPF, DXCharts for WPF, DXBars for WPF and DXDocking for WPF. Silverlight components include: AgDataGrid, AgRichEdit, AgLayoutControl, AgControls and AgEditors for Silverlight. DXperience DXv2 Enterprise/Universal Subscription includes source code for all WinForms, ASP.NET AJAX, WPF, Silverlight controls and ORM Library. Priority technical support is also included when you buy DXperience DXv2 Universal or DXperience DXv2 Enterprise.
DXperience DXv2 WinForms by DevExpress (Developer Express)

All the WinForms component suites and libraries produced by DevExpress in one package. DXperience DXv2 WinForms includes the following products: XtraGrid Suite, XtraBars Suite, XtraPivotGrid Suite, XtraScheduler Suite, XtraReports Suite, XtraTreeList Suite, XtraVerticalGrid Suite, XtraCharts Suite, XtraLayoutControl Suite, XtraNavBar, XtraEditors Library, XtraPrinting Library, XtraSpellChecker. DXperience DXv2 Winforms Subscription includes 1 Year Subscription for all DevExpress WinForms products included in the suite.
DXperience DXv2 ASP.NET by DevExpress (Developer Express)

All award-winning ASP.NET AJAX and MVC component suites, libraries, and extensions produced by DevExpress in one integrated package. DXperience DXv2 ASP.NET includes over 110 controls, including the following products that have been fully optimized for the ASP.NET WebForms platform: reporting and printing, charting, grid and data editors, scheduling and calendars, HTML editor, TreeView-ListView, pivot grid and analytics, menus, toolbars, navigation bars, spell shecking, multi-purpose controls and an ORM Library. If you are targeting the MVC platform, DXperience DXv2 ASP.NET includes a rich collection of ASP.NET MVC Extensions. This package includes a 1 Year Subscription to all DevExpress ASP.NET products.
ComponentOne Studio Enterprise by ComponentOne

Add grid, reporting, charting, scheduling, data manipulation, user interface and more to your .NET, ASP.NET, Mobile Device, Windows Presentation Foundation and ActiveX applications. ComponentOne Studio Enterprise includes components from all ComponentOne Studio subscriptions offering you over 180 components for .NET, ASP.NET ( AJAX ready), WPF, Silverlight, ActiveX, and Mobile Devices. ComponentOne Studio Enterprise delivers the latest components, new releases, updates and upgrades, and email and online support for one full year from your date of purchase. ComponentOne Studio Enterprise 2011 adds support for .NET 4.0 and Visual Studio 2010.
GdPicture.NET by GdPicture

Add advanced image processing to your applications. GdPicture.NET is a suite of document imaging toolkits delivered as .NET components enabling developers to compose, display, capture, edit and print documents into .NET applications including ASP.NET web applications. With GdPicture.NET your programs will be able to display documents, acquire image from TWAIN scanners, make image processing, perform optical characters recognition and many other features covering all mainstream areas of document imaging. GdPicture.NET technology supports more than 90 vector and bitmap image formats from 1-bit to 128-bit including High Dynamic Range images, JPEG2000, JBIG, JBIG2, PSD, JPEG, TIFF, PNG and RAW camera. GdPicture.NET can be used on any 32-bit and 64-bit Windows development environment that supports .NET components such as Microsoft Visual Studio .NET and CodeGear RAD Studio. GdPicture PDF plugin, GdPicture XMP Annotation plugin, GdPicture JBIG2 Encoder plugin, GdPicture Forms Processing plugin, GdPicture OCR Tesseract Engine plugin, GdPicture 1D Barcode Reader plugin and GdPicture DataMatrix Recognition plugin are included free of charge in GdPicture.NET 8 Ultimate Edition. You can also buy GdPicture Plugins separately to extend the functionality of any other GdPicture.NET SDK.

View All Best Sellers

New Releases

SandBar by Divelements

Add Office and Visual Studio dockable toolbars and menus to your applications. SandBar is a powerful and lightweight toolbar and menuing library. It combines a rich and intuitive design time experience with a solid, extensible architecture and renderers that mimic Microsoft Office 2003, Office XP and Visual Studio 2005. Included are dockable toolbars, menus, statusbars, task panes and much more. The library includes full WYSIWYG designer support for menus and toolbars and a comprehensive API for extensive customisation and deep integration by your developers.
PowerTCP for .NET and ActiveX Suite by Dart Communications

PowerTCP Subscription plans allow you to tailor your package to fit your needs. Designed for a single protocol or a bundle of requirements, each package comes with free updates and upgrades, selected new components, and email support for one full year. PowerTCP for .NET and ActiveX Suite includes: PowerTCP Emulation, FTP, Mail, Server, SSL, Telnet, Web Enterprise, WebServer, Winsock, Zip Compression, FTP for .NET, Secure FTP for .NET, Mail for .NET, SSL Sockets for .NET Tools, PowerTCP Telnet for .NET, PowerTCP Emulation for .NET, SSH + SFTP for .NET and Sockets for .NET.
PowerTCP .NET Suite Subscription by Dart Communications

PowerTCP Subscription plans allow you to tailor your package to fit your needs. Designed for a single protocol or a bundle of requirements, each package comes with free updates and upgrades, selected new components, and email support for one full year. PowerTCP .NET Subscription includes: PowerTCP SSL Sockets for .NET, PowerTCP Telnet for .NET, PowerTCP FTP for .NET, PowerTCP Mail for .NET, PowerTCP Emulation for .NET, PowerTCP SSH and SFTP for .NET and PowerTCP Zip for .NET.
PowerTCP Emulation for .NET by Dart Communications

Add terminal emulation and screen scraping to any .NET Windows or ASP .NET application. PowerTCP Emulation for .NET V1.0 allows you to communicate with legacy applications or any server that supports VT-52, VT-100, VT-220 and VT-320 terminals from .NET. The Vt control is a powerful terminal emulator that enables you to build your own custom terminal emulation applications from within .NET. Built-in Telnet capability enables the Vt control to start a session with as little as one line of code. Also includes a custom font for support of VT graphics characters, a FontDialog control that displays all fixed width raster and True-Type fonts, ability to interrogate every cell for comprehensive style information, and powerful printing capability.
SandGrid by Divelements

Add a professional, versatile list control to your application. SandGrid is a list control capable of displaying data in tabular and hierarchical form. It was designed from the ground up to support trees of items and to be truly extensible. Because of its special architecture it offers a replacement for the ListView, TreeView and DataGridView controls - offering more customization options and a consistent development experience.
RadiantQ jQuery Gantt by RadiantQ

Add Gantt charts to your jQuery applications. RadiantQ jQuery Gantt is a native HTML5/jQuery based, feature rich, Gantt component. It is a cross-platform implementation that works seamlessly in many browsers. Use it to visualize a project’s hierarchical task list and to visualize resource utilization and allocation. A familiar jQuery based API makes it very easy to adopt in your applications and it can be used seamlessly with popular jQuery patterns and practices like KnockOut (KO).
ERPConnect Services by Theobald Software

Seamless connection of SAP and SharePoint. ERPConnect Services consists of three components, which allow you the complete range of data integration between SharePoint and your SAP ERP/BW system. No additional middleware is required – the integration runs completely within your SharePoint architecture.
MailBee.NET SMTP by AfterLogic

MailBee.NET SMTP enables .NET applications to compose, mail merge, send mail to SMTP server (including SSL/TLS like Gmail), submit to IIS queue, or directly send via DNS MX lookup. MailBee.NET SMTP supports proxy servers, HTML with embedded pictures, send web page, DomainKeys signatures, charsets, SMTP authentication (including NTLM), attachments, custom headers, mail merge over database, read/delivery receipt, XML, streams. Royalty-free distribution.
MailBee.NET Security by AfterLogic

MailBee.NET Security components enable .NET applications to sign, verify, encrypt, decrypt e-mails, work with DomainKeys, S/MIME, SSL/TLS, public and private certificates (including PFX), use MailBee.NET SMTP/POP3/IMAP components to connect to secure mail servers (like Gmail) in both dedicated and STARTTLS modes, use impersonation. DomainKeys and SSL/TLS is available at no additional cost. Royalty-free distribution.
MailBee.NET Queue by AfterLogic

Easy-to-use .NET service to deliver e-mails in the background. MailBee.NET Queue helps applications send e-mails faster by means of the background delivery. Instead of actual sending, your application can just write all the e-mails as .EML files into a certain folder, and MailBee.NET Queue will do the rest. Internally, Windows service of MailBee.NET Queue monitors that disk folder, picks up all .EML files other applications submit to it, and sends them out through SMTP server. To feed the pickup folder, you can use any tool capable of producing .EML files, including MailBee.NET Objects and MailBee Objects products.