RapidSpell .NET Spell Checker - As You Type

Add spell checking to .NET Windows Forms applications

The most mature .NET Win Forms spell checker

RapidSpell Desktop .NET for WinForms was first released in 2003, it has been refined by thousands of real world customer experiences to produce the current version. As you type, user options, dialog mode, auto correct - it's all there, and stable!

No compromises, fit it into your app, with your style

Customizable UI and behavior - our open API lets you quickly add spell checking the way you want it.

Whether developing applications in C# or VB.NET, full code examples and demo projects are provided in both languages.

Quality dictionaries

Our best, in-house sculpted dictionaries are a cut above the rest who often use open source dictionaries. Four English language variants and 17 extra dictionaries including medical and legal. All dictionaries are customizable.

Keyoti RapidSpell Desktop is very fast in algorithm but also in implementation. - Michael (Belgium)

We evaluated several spell checking engines and chose Keyoti; It was a good decision. Works well, easy to integrate. - T.B. (CHCSII)

Thanks for your time, and for a great product. - P.G. (Sigil IT)

RapidSpell is a highly adaptable - and extremely rapid - spell checking product. We evaluated as many solutions as we could find, and settled on RapidSpell - this turned out to be an excellent decision. - James (United Kingdom)

We have a medical application and wanted to integrate spellchecking. We evaluated several .NET spell checking engines and selected Keyoti RapidSpell Desktop. I fully integrated it within 1 day and got the results we were looking for! - Tim (USA)

Great product and a solid design, you saved me a ton of time and I can confidently send out emails knowing the communications are professional and polished. Thanks a ton! - P.H. (DBI Technologies)

This looks, feels, and works exactly like MS Word's spell checker. It even supports multiple languages. - W.L. (USA)

BTW: the component we've purchased is just great! - S.G. (Digital Spirit)

Just let me say that the RapidSpell control is awesome! - G.T. (RMSource)

Plays ball with a variety of other Controls

TX Text Control
DevExpress "XtraGrid" & "MemoExEdit
Janus' "GridEX" & "EditBox"
.NET TextBox, RichTextBox, DataGrid and DataGridView

RapidSpell Desktop provides a simple interface specification which allows 3rd Party Controls to be used with the Dialog checker. This simple mechanism means it is possible to use just about any Control with RapidSpell Desktop, the full product includes an 'adapter' controls for the popular "TX TextControl", DevExpress "XtraGrid" & "MemoExEdit" and Janus' "GridEX" & "EditBox" and Infragistics' "UltraTextEditor".

The product comes with source code demos in C# and VB.NET for;

TXTextControl - as you type and dialog checking (view Help article)
Infragistics - UltraTextEditor (as you type and dialog checking) and UltraGrid (as you type checking) controls
Janus - EditBox (as you type and dialog checking) and GridEx (as you type checking) controls
DevExpress - XtraGrid (as you type checking) view KB article and MemoExEdit (as you type and dialog checking) view KB article.

Knowledge Base articles are available for;

Compona - SyntaxBox https://keyoti.com/kb/Default.aspx?ToDo=view&questId=44&catId=44

Other controls are usually supportable through the ISpellCheckableTextComponent interface which allows the dialog checker to work with them.

Questions?

FAQ

What is RapidSpell?

A .NET software component that provides spell checking services.

Can I customize the dictionary?

Yes, using Dict Manager which comes with RapidSpell.

Can I load the user dictionary from a database?

Yes, just ask for an example.

I'd like RapidSpell more if ...., will you change it?

RapidSpell has been heavily driven by customer requirements, if there's something you'd like, just let us know and we may put it in to the next release.

How easy is it to integrate RapidSpell with my application?

RapidSpell comes as 2 dll files and instructions on how to make your application aware of the assembly, once this is done you have integrated RapidSpell, it should only take a minute or two.

If I get stuck, will you help?

Yes, you are entitled to free email support, Keyoti is aimed at pleasing it's customers.

Can the GUI be customized?

Yes, this is one of RapidSpell's strengths, the GUI is easily extensible and the user's guide provides instructions and examples for overriding the layout method in the GUI.

Do I need to pay royalties or any other kind of fees when distributing my product with RapidSpell?

No, once you have purchased a license you may distribute it in your product at no additional charge.

Can I customize the user dictionary prior to distributing RapidSpell in my product?

Certainly, the user dictionary is a simple text file containing user's words on separate lines, since you must point to the user dictionary file when you use RapidSpell you can use your own text file.

Will RapidSpell work on web servers?

Take a look at RapidSpell Web ASP.NET

How can the user manually correct their error?

RapidSpell allows the user to either modify the text in the GUI or edit the text in the text component being edited in your application.

Can we get the source?

Yes, please see the licensing page.

I am a beginner programmer, will I be able to use RapidSpell?

Absolutely, the user's guide offers many code examples to help you and you can even use RapidSpell with only two lines of code!

Videos

Quick Start Guide 3:29 min
Feature Overview 1:40 min