sh404SEF® is the most popular and longest developed Joomla seo extension. We are dedicated, full-time Joomla professionals who work each and every day to bring you the very best extensions and prompt support. Our staff have over 20 years of combined experience with Joomla (and Mambo) and we maintain some of the longest, continually developed Joomla add-ons available.

Brand new documentation set, including "Getting started" as well as other specialized short videos.

Features
* sh404SEF rewrites Joomla URL to user-friendly format (SEF URL or URL rewriting): mysite.com/index.php?option=com_content&Itemid=69&id=34
becomes mysite.com/en/sh404SEF-and-url-rewriting/list-of-available-plugins.html

• NEW: extended Structured data support: social profiles, corporate contacts, logos
• NEW: connector with wbAMP, our Accelerated Mobile Pages for Joomla plugin
• NEW: automatic redirect of 404s errors to most similar page
• NEW: Google Sitename, Google breadcrumb and Google sitelinks search JSON+LD markup
• Now using oAuth2 for Analytics authorization
• Twitter Cards support
• Google Analytics Universal support
• Google Tags manager support
• all output through JLayout, easily override in template
• full support for Google rel="prev" and rel="next" header tags, to improve SEO of paginated content
• built in caching database layer, speeds up sh404SEF. Backed by memcache, APC, etc
• Create and insert Open Graph data quickly and easily add social media buttons to your entire site to allow sharing on Twitter, Facebook, Google+, Linkedin and Pinterest.
• Integrated Google Analytics including support for social sharing
• Automatically generate tiny URLs (shURLs) for your content
• Full urls and bulk meta data management Multi-lingual support
• Easily redirect 404s to suggested SEF URLS
• Instantly add global support for canonical URLs (add rel="canonical" HTTP headers)
• Remove duplicate URLs, a common problem with Joomla websites
• Create human ear and search engine friendly (SEF) URLs
• Control URL re-write mode on a per-application basis
• Support for Google News URL format
• Easily customize the page title and page description with bulk updater
• Create customized error pages (i.e. 404) with relevant links and other info
• Harden against cross-site scripting attacks (XSS)
• Harden against malicious page requests
• Limit flooding attacks
• Protect input forms such as the contact page from spam (using Project Honey Pot)
• Control site access from suspicious domains (using IP address whitelisting and blacklisting)

We Support many third-party SEF plugins via the standard Joomla installer.
Components we support natively include: VirtueMart, K2, FlexiContent, Kunena, Jomsocial, Community Builder, mosetsTree and more.