"jQuery spellcheck" is the industry leading spellchecker plugin for jQuery flavor JavaScript from javascript-spellcheck.com. The plug-in provides an easy way to add spell-check-as-you-type (scayt) or spell-checking dialog popup windows to any HTML web application using just 1 or 2 lines of jQuery code. You can seen an example of jQuery spell check and download it for free from http://www.javascriptspellcheck.com/jquery-spell-check/ The Jquery SpellCheck plugin is easy to install. You just upload one folder into your website, and add reference to the include js file. You can then add spellchecking to any textarea HTML element or text input using pure jQUery code. An online of spellchecking-as-you-type in an HTML textarea using jQuery is: $("#textareaid").spellAsYouType(); An example of spellchecking a form in a popup-window is just as easy to achieve in JQ - $("#form textarea,#form input").spellCheckInDialog(); JQuery spell check is unique in that it does all of the spell checking its self. It runs using AJAX behind teh scenes to avoid users having to download huge dictionary files. We have AJAX handlers for ASP VBScriupt, PHP, ASP.Net (C# and VB.Net...) and Java. Unlike other plugins we never send your data across the Internet for remote processing on a 3rd party server. This makes jQUery spell-check ideal for use in an Intarnet or secure login environment. It can be installed on Windows, Linux and OSX just by uploading 1 folder into your website project. YOu can read the full guide at http://www.javascriptspellcheck.com/jquery-spell-check/#tabs-3 JQuery spell-check is common use in MVC web applications. Developers love that this software can be implemented in the design layer - away form server end business logic. Just install the javascriptspellcheck folder into the /Contents folder or assets folder so that the MVC engine does not rewrite the requested spell-checking RPC URLs. The advantage of using Ajax is that spellchecking is pollyfilled (or added) into browsers that have never had spellchecking support. The jQUery spell-checker supports: Internet Explorer IE5.5, IE 6, IE7, IE8, IE9, IE10, IE11 and Quirks Mode. It also supports modern browsers such as Google Chrome, Opera, WebKit, Safari, and FireFox! Full server and browser compatibility is list at http://ckeditor-spellcheck.nanospell.com/how-to-install#compatibility for your reference. "JQuery Spell Check" additionally gives 24 global word-reference dictionaries at no cost. Dictionary files you can download include: Afrikaans,Brazil Portuguese, Catalan,Dansk, Nederlands,Frisian,Francais,Gaelic, German (Deutche) ,Bahasa Indonesia ,Italiano,Norsk,Bahasa Malaysia ,portuguese (Portugal), Espanol and Svensk ! You can likewise download numerous English veriant dictionary files for free including American English, Universal English, British, Canadian , Australian (Ozzy) , English for Medicine , Legal English and Scientific lexicons.
Source: http://www.javascriptspellcheck.com/jquery-spell-check/