The first step to having a great website is to make sure you have a “clean” website (No code errors, no broken links, no spelling errors, etc.). Below are many of the free website tools I use to analysis and correct websites quickly.
Scans webpages for bad hyperlinks • Can analyse unlimited number of pages* • Useful for SEO optimization • Checks both internal (local) and external (outbound) URLs and finds which are stale • Reports dead link’s location in your HTML code • Validates websites online: the same way as how your users and Search Engines see those • Detects “linkrot” and other problems of web site integrity • Supports sub-domains • Works on-line so can be used on Mac OSX, iOS, Linux, Windows, Android and any other OS • Shows 404 errors and other unsuccessful HTTP response codes – for each dead or problematic hyperlink. *free version has a limit of 3,000 pages, and only one running request per IP address is allowed
CheckDog (Spelling Checker)
Enter your website and email address and they’ll create a trial account for you with a scan of the spelling errors on the first 50 pages of your website. Trial accounts will give you an experience of everything CheckDog has to offer with real results you can use. There is nothing more embarrassing than having spelling errors on your new webpage.
Internet Marketing Ninjas (Another Spell Checker)
Sign up here for a free, limited ability account. You will be able to audit one website, search for some keywords, learn about your competitors, etc.
HINT: This website has some great, free webinars on how to improve your website. Just for attending one of their FREE webinars, they will give you a FREE 15 day subscription to SEMrush which you can use to do a full audit of your website, research back-links, research keywords, research your competition, etc.
See detailed metrics about the URL you’ve entered on the page level, sub-domain level, and root domain level. Compare these metrics for up to five URLs.
This tool is an ongoing experiment in better HTML checking, and its behavior remains subject to change. This validator checks the markup validity of Web documents in HTML, XHTML, SMIL, MathML, etc. If you wish to validate specific content such as RSS/Atom feeds or CSS stylesheets, MobileOK content, or to find broken links, there are other validators and tools available. As an alternative you can also try our non-DTD-based validator.