Shows SEO issues as you navigate pages. Displays performance data and full AMP status and errors for HTML pages.

Latest Version

Version
2.2.1.453
Update
July 17, 2023
Size
1.58MiB
Developer
weeblr.com
Category
Users
10,000+
Rating
4.09091 ★
Manifest Version
2
Web Store Status
Languages Support
English
Français
Español
русский
See more
Permissions
WebNavigation
WebRequest
*://*/

Storage
See more

SEOInfo Extension

SEOInfo automatically alerts you as you navigate your website of SEO-related errors. For instance: invalid canonical, hreflang, AMP version. At the click of a button, all SEO and performance information and graphs about the current page are displayed. Includes SEO checks, structured data validation, Lighthouse validation, AMP validation inside the extension. This information can be saved with a single click to another tab for printing or saving to file.

SEOInfo is available in English, Spanish and French - partial Russian translation.

Features:

Automated checks and validation:

- Core Web Vitals scores with icon alerts when out of bound
- Canonical: is the canonical link valid? ie not an error, not blocked by robots.txt or a redirect loop
- AMP pages: full validation. Errors and warnings are displayed in the extension (AMP-related features are not available on Firefox)
- HrefLang: full validation: multiple entries, blocking by meta or robots.txt, reciprocal links, valid language, country and script variations codes. Loads all hreflang targets and run the same checks
- Assets: load status (OK, 404, 403, etc)

On demand checks and validation:

- Structured data full validation (json+ld and microdata). Full report equivalent to that on Google online structured data tool.
- Desktop and Mobile versions audit using Google Insight API
- Full analysis and scoring with errors and recommendation on Performance, Accessibility, Best Practices, SEO and Progressive Web App

Collected/displayed information:

- Page title, description, canonical
- Accurate Google search results preview with title truncating by pixel, breadcrumb and publication date representation based on JSON-LD structured data and favicon
- Check if page can be indexed, followed - applying robots.txt content
- Page is mobile-compatible
- Chain of server-side redirects to load the page
- Performance: TTFB, Interactive, First Contentful paint, Load times, transfer sizes for page and assets (images, fonts, css, javascript, ...)
- Performance and resources sizes displayed in table and as graphs

- Service workers with status and manifest

- All links on page, with follow, no-follow, internal vs external, invalid, non-HTTP, etc
- All links can be validated for HTTP status and errors
- All links can be saved as Excel files with their HTTP status or redirects.

- AMP status: has an AMP version, is an AMP page?
- If a page as an AMP version, the AMP version is validated in the background so you do not need to visit it

- All HRefLang tags with validation results

- All server response headers
- Server IP and HTTP protocol version used
- All OGP and Twitter Cards tags
- All other meta tags and links tag
- All JSON-LD structured data tags
- List of all assets loaded, with error/success and from server/from cache status
- Assets list can be saved as Excel files with their HTTP status, size, timings, redirects.
- Entire report can be saved in a different tab with a single-click and then printed or saved to a file.

The extension icon changes to tell you if the current page is ok or has errors or warning. Clicking the extension icon provides you with all the details.
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Source Manifest.json

{"update_url": "https://clients2.google.com/service/update2/crx", "manifest_version": 2, "name": "SEOInfo", "description": "__MSG_extension_description__", "author": "Weeblr", "homepage_url": "https://weeblr.com/seoinfo", "version": "2.2.1.453", "default_locale": "en", "minimum_chrome_version": "51", "icons": { "48": "/assets/default/images/icons/seoinfo-48.png" }, "permissions": [ "webNavigation", "webRequest", "*://*/", "", "storage" ], "content_security_policy": "script-src 'self' 'wasm-eval' https://cdn.ampproject.org; object-src 'self'", "browser_action": { "default_title": "SEOInfo", "default_icon": "/assets/default/images/icons/seoinfo-32.png", "default_popup": "/html/popup.html" }, "background": { "page": "/html/background.html", "persistent": true }, "content_scripts": [ { "matches": [ "*://*/*" ], "js": [ "/app/content.js" ] } ]}
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How to download and manually install SEOInfo extension for Chrome

Looking for a way to install SEOInfo extensions for Chrome, you can search for them in the Chrome Web Store, clicking the "Add to Chrome" button, and following the straightforward process.

However, you may need to install SEOInfo extensions manually, this article outlines two simple methods to effortlessly install SEOInfo extensions, whether they come as unpacked folders in compressed formats like .zip or as .crx files.

Method 1: Download SEOInfo extension and manually install through Drag &Drop

If you ever need to manually install a SEOInfo extension for Chrome, don't worry, it's a simple process. Just follow these easy steps, and you will have your extension ready to use in no time.

Step 1: Download the SEOInfo Extension by clicking the "Download CRX" button on the website.

Look for the SEOInfo extension you wish to install. Go to the website and download the SEOInfo extension package, which is usually a .CRX file and comes in a zipped file. Here ".crx" file is the format for SEOInfo extension that contains all the data.

Step 2: Extract &Arrange Files

Once the file is downloaded, extract that file into its own folder. Similarly, give that extension files a permanent home. In other words, keep it in a folder that you don't accidentally delete it because these files will be needed to make that extension work.

Step 3: Go to the Chrome Extensions Page

Open Google Chrome and in the address bar, type chrome://extensions; it will open the Google Chrome extensions page. Make sure that "My extensions" is selected in the sidebar.

Step 4: Drag and Drop the Extension

Now, go to the folder where you extracted the SEOInfo extension and drag &drop the extension file from there anywhere onto the extension page within Google Chrome.

Step 5: Complete the Installation

Once you drag and drop the extension file, follow the steps that Google Chrome takes you through. Similarly, if the extension file is of .crx file format, you will be required to review the permissions and then add the extension.

Now, you can manage that added extension as you would like to with any other Chrome extension that you added through Chrome Webstore. Its icon will also appear in the Google Chrome Menu on the right side of the address bar once you activate it.

Method 2: Download SEOInfo extension for Chrome and install in Developer Mode

This is another method to install SEOInfo extension manually, but the twist is that here, you install by enabling the developer mode option provided in Google Chrome. This mode is commonly used for testing extensions or running unpublished tools.

Step 1: Download the SEOInfo extension file

Select and download the SEOInfo extension by clicking the 'Download CRX' button on the website.

Step 2: Extract the downloaded contents

Convert the file to a ZIP file if it is in CRX format then extract the SEOInfo extension zip file or folder that you downloaded. Make sure you extract it using the same folder name and keep it safely in another folder, so you don't delete it by mistake. The extracted folder will be needed to keep your SEOInfo extension running.

Step 3: Open Chrome Extension Setting Page

In the address bar of Google Chrome, type chrome://extensions and open the Chrome Extension Page.

Step 4: Enable Developer Mode

After opening the Chrome Extension page, look at the top right side, and you will find the toggle option of "Developer mode."Simply enable that developer mode option.

Step 5: Load the Unpacked Extension

Once you enable the developer mode option, you will see the menu of Load Unpacked, Pack Extensions and Update. From that, select the option "Load unpacked."

Step 6: Select the Extension Folder

Once the pop-up opens upon clicking Load unpacked, select the SEOInfo extension directory and click on the "Select Folder "button.

Step 7: Confirm and Install

After you select an extension folder of a Google Chrome extension you're installing manually, confirm its installation for the final time and let the installation complete.

Conclusion

Here we've made a step-by-step guide on How to manually install SEOInfo extension in 2 ways. We hope this guide proves helpful.

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User reviews

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Frank van der Meer (ID: 0000000681afe6c2) Voted 3 ★ - Updated 06/11/2023 By itself the best app in this area. Disadvantage: it crashes with me every day, I have to repair it every day, that's quite tiring.

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Alexandre ELISÉ (ID: 00000018a24ff740) Voted 5 ★ - Updated 03/20/2021 Merci pour cette contribution dans le monde du SEO.

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Daniel Smith (ID: 0000004536e68244) Voted 5 ★ - Updated 03/17/2021 Great extension. Would highly recommend for SEO work

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Laurent GARIN (ID: 000000d0513b4b43) Voted 5 ★ - Updated 02/20/2020 Une extension très pratique, merci.

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Gonect Online Marketing (ID: 00000060d5c640ee) Voted 5 ★ - Updated 08/22/2019 Very useful extension. I use it all the time to check for structured data, AMP, canonicals and Hreflang.