Nanospell is the alternative, ad free 'CKEditor Spell check' plug-in . See an online demo with javascript source-code at http://ckeditor-spellcheck.nanospell.com/#try . Nanospell has free developer licenses for PHP, ASP ASP.Net and Java.
'jQuery spell check' lets you add spellchecking support to any web-app using pure jQuery Code. Try a live example / demo at http://www.javascriptspellcheck.com/jquery-spell-check/ . Free dev licenses for PHP, ASP , ASP.Net and Java coders.
An open source demonstration of the CKEditor spellcheck plug-in. Nanospell provide an easy way to get spellchecking working within Ckeditor without ad pop-ups. A secure alternative to spellchecker.net https://github.com/nanospell
A Github Project containing tutorials and source code to help programmers implement the NanoSpell TinyMce Spellchecker. Contains HTML and Javascript code which constitute a live demo for web developers.
Nanospell reproduces native operating system spellchecking within TinyMCE. The plugin automatically underlines typing mistakes, and provides highly accurate suggestions on right click. Try an live demo: http://tinymcespellcheck.com/#try
The AspNetSpell component provides an international spellcheck for your ASP.Net web forms. It includes familiar features such as Grammar & Personal Dictionaries. It looks and behaves like MS Word's Spellchecker. Compatible with ASP.Net 1.x & 2.0
The PHP Spell Check component adds fast, reliable spell-checking to web sites and intranets. Installed on either IIS and Apache Servers, it works on all major browsers (from IE5 to Mobile Devices). http://www.phpspellcheck.com
Check virtually any website for broken link and spelling mistakes, fast! InSite is powerful, yet easy to use. Just enter a website URL and click Go! It checks all links in one pass. Find problems with your website you didn't know were there.