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Awesome Search Engine Optimization

A helpful checklist/collection of Search Engine Optimization (SEO) tips and techniques.

Here you can see meta information about this topic like the time we last updated this page, the original creator of the awesome list and a link to the original GitHub repository.

Last Update: Dec. 5, 2020, 6:16 a.m.

Thank you marcobiedermann & contributors
View Topic on GitHub:
marcobiedermann/search-engine-optimization

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Further filter the resources on this page by type (repository/other resource), number of stars on GitHub and time of last commit in months.

URL

do not strip out the file extension on URLs

Security is a top priority for Google

choose a country-specific domain, for better local search results

Use this tool to add custom campaign parameters to your URLs

Accessibility

with Google Sitelink search box, people can reach your content more quickly

implement the rel="next" and rel="prev" attributes to links

performance and loading time is important

markup your code with rich snippets, they show up on the search results page

block pages which should not be indexed via the robots.txt file or

CSS Validator](https://jigsaw.w3.org/css-validator/))

use WAI-Aria tags to help machines understand your code

Meta Information

each page should have a unique description (max. 160 characters)

Keywords

you can ommit the <meta name="keywords" content="">,

URL

keyword should appear in URL name

Content

do not provide duplicated content, use unique content types

Images

add an alt-tag this a description of the image (60 - 70 characters)

Free app that makes images take up less disk space and load faster, without sacrificing quality. It optimizes compression parameters, removes junk metadata and unnecessary color profiles.

serve the most optimized image corresponding to the window size

Videos

avoid unplayable video content. Use HTML5 <video> tag instead of Flash

Links

the hreflang tag tells Google which language you are using on a specific page, so the search engine can serve that result to users searching in that language

add rel="nofollow" attribute to external links only to prevent spam and bad links

Mobile

apps that link to your content can then use this metadata to deep-link into your app

mobile optimized sites are marked in search results. Test for mobile friendly site

Safari has a Smart App Banner feature that provides a standardized method of promoting apps on the App Store from a website

clickable links should not be too small

Sitemap

an HTML sitemap allows site visitors to easily navigate a website

increase that your images can be found in Image Search results

for feature phones, you can create a mobile sitemap

make sure, search engines know about all the video content on your site

help search engines to index your pages

Social Media

sharing Best Practices for Websites & Mobile Apps

the Open Graph protocol enables any web page to become a rich object in a social graph.

add social profiles to your Google search results

with Twitter cards, you can attach photos, videos and media experience to you Tweets

Webmasters

allows webmasters to add their websites to the Bing index crawler.

allows webmasters to check indexing status and optimize visibility of their websites

learn about Google Analytics Tag Manager and how it can help simplify your life and need for IT requests. Launch new tags with a few clicks.

Analytics

SEOstats is a powerful open source PHP library to request a bunch of SEO relevant metrics.

1.33K
376
2y 5m
MIT

analyze websites, track social media, build backlinks - Ahrefs has you covered. Try our marketing and SEO tools Site Explorer and Content Explorer today!

find the most shared content for any topic or domain.

tools for Twitter Analytics, Bio Search and More

de facto standard for analytics in the web analytics space.

use Open Site Explorer to identify link building opportunities. Research backlinks, identify top pages, view social activity, and analyze anchor text.

real-time open source app analytics tool.

SEMrush is a powerful and versatile competitive intelligence suite for online marketing, from SEO and PPC to social media and video advertising research.

SEO Audit Tool and website crawler for SEO performance improving with How-to-Fix tips.

compare website traffic with SimilarWeb.com's advanced traffic estimator tool. See any website's traffic sources & uncover their online marketing strategies.

Unlimited searches of any competitor's keywords for SEO or Google Ads. Research keywords, and find any domain's strongest content and their most dominant ad copy.

measure and boost your impact on Twitter.

Simple and privacy-friendly alternative to Google Analytics.

Optimization

Get the web's modern capabilities on your own sites and apps with useful guidance and analysis from web.dev.

displays: domain strength, links, image seo, social counts & mentions, page/technical seo, pagespeed and more.

Free and hosted web performance testing (also an open source project).

A review tool for SEO elements, W3 validation, and numerous other variables. Free basic service.

Keywords

explore Google trending search topics with Google Trends.

plan your Search Network campaigns and learn what your customers are looking for

best FREE alternative to Google Keyword Tool for SEO & PPC keyword research! Get 750+ relevant long-tail keywords from Google Suggest in seconds!

Paid Keyword Tool that provides precise search volume, keyword difficulty, SERP Features and organic click through rate data.

Free keyword analytics tool that allows you to visualize and group keyword metrics with tree diagrams. The tool works with data from the Google Search Console API and CSVs.

Links

A PHP project to check if websites are linking to your website

4
1
1y 50d
MIT

get an in-depth analysis of the freshest live backlinks.

this tool simulates a search engine by displaying the contents of a web page in exactly the way the search engine bot would see it when it crawls the page: See most prominent or inaccessible page elements.

the Screaming Frog SEO Spider is a small desktop program (PC or Mac) which crawls websites’ links, images, CSS, script and apps from an SEO perspective.

Structured Data

enter the URL you want to scrape to see how the page's markup appears to Facebook

validate your Rich Pins and apply to get them on Pinterest

enter the URL of the page with the meta tags to validate

Bookmarklets

A One-Stop SEO Bookmarklet That Includes Social Metadata

41
16
6y 13d
n/a

a One-Stop SEO Bookmarklet to Quickly Review On-Site SEO

Browser Extensions

the SEO Toolbar from Moz gives you quick access to many on-page SEO factors, Domain & Page Authority plus a quick nofollow toggle. Download the Free Toolbar today!

Jekyll Plugins

A Jekyll plugin to add metadata tags for search engines and social networks to better index and display your site's content.

1.12K
235
95d
MIT

TYPO3 Extensions

Adds a separate field for the title-tag per page, easy and SEO-friendly keywords and description editing in a new module as well as a flexible Google Sitemap.

High performance Google sitemap implementation that avoids typical errors by other similar extensions.

WordPress Plugins

the most downloaded plugin for WordPress (almost 30 million downloads). Use All in One SEO Pack to automatically optimize your site for Search Engines

improve your WordPress SEO: Write better content and have a fully optimized WordPress site using Yoast SEO plugin.

Books

Bruce Clay is one of the most respected figures in the SEO community, teaching classes and workshops at all the major conferences. Like the ‘Art of SEO,’ this book is actually pretty technical and probably not your best easy, first guide, despite being part of the ‘Dummies’ series.

a Comprehensive Must-Have Guide to SEO in Today's Competitive Search Environment

step-by-step book on SEO, starting with goals, going through on page SEO such as page tags, and ending up with off page SEO such as link-building and social mentions.

your fully updated guide to search engine optimization

also starts with keywords and covers ON PAGE and OFF PAGE SEO. Emphasizes the importance of speed, and has a nice appendix with SEO resources, glossary, and links.

essential Techniques for Increasing Web Visibility

introduction to Google Analytics, Webmaster, Website traffic, Adwords, Pay per click, Website promotion and Search engine optimization.

new to SEO? Need to polish up your knowledge? The Beginner's Guide to SEO has been read over 3 million times and provides the information you need to get on the road to professional quality SEO.

if you want to establish an ongoing SEO program with the goal of increased traffic and search prominence, this practical step-by-step guide will help you understand SEO methodology and then show you how to put those theories into practice.

Courses

walks step-by-step through the process of reviewing the content and markup of a web site to improve its ranking in search engine results. With Peter Kent by Lynda.com

ClickMinded is an SEO training course for startups that want to grow their organic traffic and sales as quickly as possible.

Ecommerce SEO 101 Video Series with Helen Overland by shopify

make web sites more accessible and search engine friendly through proper markup and web standards compliance. With Morten Rand-Hendriksen by Lynda.com

attract international visitors to your websites with these SEO tips. Learn how to determine target markets and optimize your website's technical aspects and content for countries and languages around the world. With David Booth by Lynda.com

Learning Search Engine Optimization (SEO): A Video Introduction with Matt Bailey by video2brain

Learning Web Analytics with Matt Bailey by video2brain

SEO for Beginners: A Video Guide Introduction

SEO for ecommerce is different. Get strategies tailored for optimizing an online store to improve page rankings and build traffic. With Steven Harris by Lynda.com

achieve maximum visibility in search rankings with these local SEO strategies. With Brad Batesole by Lynda.com

SEO for Web Designers with Craig Campbell by TutsPlus

SEO Fundamentals with David Booth by Lynda.com

SEO Fundamentals with Paul Wilson by Pluralsight

learn about today's top SEO tools for technical optimization, content optimization, offsite optimization, and competitive research. With Brad Batesole by Lynda.com

learn how to research keywords, apply them to your website, and create ad campaigns around keywords. Increase your site traffic and better understand your user's intent with keywords. With Matt Bailey by Lynda.com

investigates the anatomy of a link, how links affect page ranking, and the properties that make an excellent inbound link. With Peter Kent by Lynda.com

learn how to use SEO tools and techniques to research the competition online. Find out what keywords your competitors are optimizing for—and then outrank them on search engine results pages. With Anson Alexander by Lynda.com

drive more visitors to your WordPress site by performing search engine optimization, or SEO, with the help of two powerful plugins. With Morten Rand-Hendriksen by Lynda.com