Listly by Candid Writer
http://www.candidwriter.com Here's a list of free SEO tools that every blogger should have in their arsenal. Free SEO tools are wonderful, but not everyone is going to be right for you. You'll have to check out each one to determine which one will work best for you and your project needs.
Learn more about web performance tools at Google, including browser extensions and APIs for Insights, PageSpeed Service, and our optimization libraries.
Keyword Planner is a free AdWords tool that helps you build Search Network campaigns by finding keyword ideas and estimating how they may perform.
WebCEO Online is a cloud-based SEO solution for website owners, digital marketing agencies and in-house SEO teams. Web CEO provides white-label SEO tools for team collaboration and branded SEO reporting for clients.
We built this Website Speed Test to help you analyze the load speed of your websites and learn how to make them faster. It lets you identify what about a web page is fast, slow, too big, what best practices you're not following, and so on.
Find anchor text over optimization and review your anchor text diversity to determine if you are at risk of a penalty from Google Penguin.
On-Page / External metrics, Social Media info, PR / numbering on Yahoo, Bing, Google SERPs.Extends WMT, YSE and GA with metrics
View any web page like search engines see it. Browseo helps you to identify issues with your site and with competitors' sites. Browseo is 100% free.
Sign in or signup for Bing Webmaster Tools and improve your site's performance in search. Get access to free reports, tools and resources.
Build Google query parameters in any combination of Google supported top level domain, country and language. Handy tool for international SEOs.