The bottom line: Ad-Aware is your best option for keeping spyware and adware under control on your PC
Flash Player is a cross-platform browser plug-in that delivers breakthrough Web experiences to over 98% of Internet users
AVG AntiVirus FREE 2013 provides advanced protection for web surfing, emailing, and social networking. And it's packed with features, too: AVG Do Not Track, LinkScanner, Anti-Spyware, and free 24/7 phone support for the USA, UK, Ireland, and Canada.
ASP Spell Check
Spellchecker for ASP Textareas, WYSIWYGS and Forms. W3C compliant & broadly compatible. International dictionaries for: French, German, Swedish, Dutch, Spanish Australian, Canadian, British and American English. Now ASP.Net, AJAX & Flash Compatible
ExactWord (formerly YTSEditor) is a word processor editor with Rich Text/Plain Text editing, Spell Check, ActiveSpell, Thesaurus, Dictionary, Paragraph Options, Format Styles. Dictionary Update Wizard automates adding more spelling dictionaries.
An OS-level real-time spell check software that checks and automatically corrects typographical and spelling errors for everything you type in all Windows programs. It learns your mistakes, adapts to your typing habit and becomes smarter with use.
Check virtually any website for broken link and spelling mistakes with InSite! InSite is powerful, yet easy to use. Just enter a website URL and click Go! It checks every page in one pass. Download a free trial today.
Port80's URLSpellCheck for IIS improves user experience and reduces abandonment due to annoying 404 errors by automatically correcting common typing errors in URLs. Fix missing, transposed, and extra characters, and even incorrect file extensions.
Web Browser Spell Check
Web Browser Spell Check allows webmasters to easily add a spell checker to text boxes and text areas of their web sites. Client-side technologies are used to perform the check so your web server is not laden with additional work.
GlobalSpellChecker is a tool for checking spelling or meaning of words from any application using Microsoft Word. It displays the meaning or spelling suggestion in a non-disturbing way so that you do not have to shift from the application.
Super SpellChecker .NET
Super SpellChecker is an incredibly easy to use spell checking component for .NET applications supporting 6 languages.
Programmers spelling checker spell checks string literals and comments in source code. Versions from $19 for C/C++, Delphi/Pascal, ini files, Java, JavaHelp, Visual Basic source and forms, Windows rc files and more.