Persistent SEO Sidebar icon

Persistent SEO Sidebar

by Christian Hänsel · chaensel.de · Developer Tools
Established publisherManifest V3 Free
View in Chrome Web Store Data as of 16 Oct 2026

A Chrome extension with a persistent sidebar to display SEO information.

Users
140
−8 in 30 days
Rating
5.0 / 5
unchanged in 30 days
Ratings
1
0 in 30 days
Store rank
#74K
#62K among extensions
Version
3.1
updated 29 Jul 2024

Users

monthly, 2 years
0108217Jul 2024Sep 2025Oct 2026
Latest, 16 Oct 2026: 140 usersMove the mouse over the chart for any month

Ratings count

monthly, 2 years
001Jul 2024Sep 2025Oct 2026
Latest, 16 Oct 2026: 1 ratingsMove the mouse over the chart for any month

The Chrome Web Store rounds user counts down to the leading digit, so the user line moves in steps. The ratings count is exact and is the better signal of real adoption.

About Persistent SEO Sidebar

Overview The SEO Sidebar Chrome Extension adds a native Chrome sidebar to the browser that remains open across different tabs and sessions. The sidebar provides SEO tools, displays page data, schema.org types, and response headers for the main document. The extension also includes quick access links to validate schema markup and test rich results in Google. Features - Persistent sidebar that remains open across tabs and browser sessions - Supports dark mode and light mode (to be set in extension settings) - Generates a HTML report, which can be downloaded - Displays page title, meta description, meta robots, canonical URL, page load time, HTML node count, sitemaps referenced in robots.txt, the robots.txt content, and first H1 tag - Lists (nested) schema.org types used on the page - Displays the collected JSON-LD schema markup used on the page. - Display the contents of the robots.txt - Displays the sitemaps referenced in the robots.txt - Displays the redirect chain - Function to check the current URL against the robots.txt using the most common Bot user agents - Displays a nested list of all headings (<h1> to <h6>) used on the page - Displays resized images with preview, source, original and resized dimensions, difference in % of height and width, also the XPath - Shows response headers for the main document - 🐙 Collects hreflang liinks from HTML head and HTTP response headers - Quick access links to validate schema markup and test rich results in Google - JSON-export of the page data Once the extension is loaded, click the extension icon to toggle the sidebar. The sidebar will appear on the left side of the browser window. Background colour and width of the sdebar can be adjusted in the settings. Use the provided tools and links within the sidebar. Update: Needed to remove the context menu as it was creating issues. Will be back soon.

Growth

WindowUsersChangeRatingsRating
7 days−7−4.8%00.00
30 days−8−5.4%00.00
6 months−1−0.7%00.00
1 year−7−4.8%00.00

Version history

9 versions recorded
3.129 Jul 2024
2.3428 Jul 2024
2.3.222 Jul 2024
2.322 Jul 2024
2.220 Jul 2024
2.119 Jul 2024
2.018 Jul 2024
1.817 Jul 2024

Details

Category
Developer Tools
First seen
14 Jul 2024
Size
38 KB
Languages
en
Pricing
Free
Privacy policy
chaensel.de
Extension ID
hodblncbcllndkgacdoibhopgocikhbl

Permissions and risk

Moderate riskimpact 4, likelihood 1
Permissions
tabsactiveTabstoragescriptingwebRequestdeclarativeContentsidePanelcontextMenuswebNavigation
Site access
*://*/*
Can read and change data on every website you visit.

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