KCallback.net Control, the most powerful, robust, callback control available in the market today for ASP.NET with AJAX support. Written in 100% managed C# code, KCallback.net provide callback functionality in your web applications. The KCallback.net control allows developers to AJAX-enable any ASP.NET application with writing a few lines of code. It allows to update page content without postback and loss of scroll position!

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KCallback.net 1.1  with New Features !! 

Add-on For KUpload+ 2.0

KFileUploadPlusProgressBar Control is new AJAX based Progress bar for KUpload+ 2.0 which takes full advantage of AJAX and the new features of Microsoft's next-generation IDE - VS.NET 2005. This control includes inline AJAX based progress bar which displays various status information on the current upload. It allows developers to enjoy significant productivity gains.

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KUpload+ AJAX Progress Bar 1.1 with New Features !!

Email Validator can be used on signup forms or it can validate huge lists of email addresses. It validates email addresses at four different levels, Syntax, MX Records (Domain). SMTP and Mailbox levels without actually sending an email.

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Email Validator 2.0 - For Windows, C# & VB.NET, VS.NET 2005 & .NET 2.0.  Released !!