Check My Links is a link checker that crawls through your web page and looks for broken links.

SEO Extensions That Will Boost Your Productivity
Check My Links
Check My Links is a link checker that crawls through your web page and looks for broken links.
MozBar
Streamline your SEO while you surf the web. This toolbar from Moz lets you create custom searches, compare link metrics, highlight links, and keywords, quickly expose page elements, and access other powerful SEO tools, all in line with your browser.
SEOquake
SEOquake is a free plugin that provides you with key SEO metrics, along with other useful tools such as SEO Audit and many others.
LinkMiner
You can use this extension to check web pages for broken links and pull metrics on those links.
SEO & Website Analysis
SEO & Website Analysis by WooRank provides a deep SEO analysis covering SEO, Mobile, Local, and Usability.
SEO Analysis with Seoptimer
Seoptimer.com analyzes your website by checking the most important on-page SEO factors. In result, you get clear SEO report with best optimization tips.
IP Address and Domain Information
This extension displays detailed information about the current website. The information can be used for online investigation and SEO purposes.
Alexa Traffic Rank
Alexa Traffic Rank is Alexa Internet’s free extension for Chrome and is the only extension that includes you in Alexa’s traffic panel. The Alexa extension accompanies you as you surf, providing you with Alexa data about the sites you visit without interrupting your browsing.
WebRank SEO
WebRank SEO provides Alexa, Quantcast & Compete Rank, Social Stats, Whois Lookup, Pages Indexed and Backlinks in Google and Bing.
SimilarWeb
You can use SimilarWeb’s browser add-on to get in-depth traffic and engagement statistics with a single click.
Fat Rank
Google Chrome extension that checks the ranking for a particular keyword in Google for the website you are currently viewing.
Quick SEO
Quick SEO is a very fast and easy to use SEO tool to analyze SEO metrics. It provides you easy access to important SEO signals and data like PageRank, Backlinks, Alexa Rank and Traffic estimate.
META SEO inspector
Useful to inspect the meta data found inside web pages, usually not visible while browsing.