Broken Link Checker vs OpenTabs

A side-by-side comparison built from both listings. Blank cells mean the company has not given that detail; we never guess.

Broken Link Checker compared with OpenTabs
Detail	Broken Link Checker	OpenTabs
What it does	Free Chrome extension that detects broken links, 404 errors, and redirects on any webpage	Your open tabs, grouped, on every new tab
Stage	Not given	Not given
Founded	Not given	Not given
Based in	Not given	Not given
Pricing model	Freemium	Open source
Pricing	Free plan: up to 150 links per scan. Lifetime License: $9.50 one-time (50% off, normally $19), includes unlimited links per scan, sitemap health checker, bulk URL checker (20 at a time), image checker, scan history, stats dashboard, and PDF export.	Free, under the AGPL-3.0-or-later licence. No paid plans, trials or cards.
Key features	Color-coded link status results (red for broken, yellow for redirects, green for working) Detects 404 errors, 500 server errors, timeouts and unreachable URLs Identifies 301 and 302 redirects with destination URLs CSV export of scan results Focus Mode to highlight individual links on the page Real-time progress bar during scans Filter results by status Sidebar panel for results review Sitemap health checker (Lifetime License) Image checker to flag broken images (Lifetime License)	Shows open tabs from every window grouped by site Close all tabs from a site in one click Close duplicate tabs in one press Merge windows into one Customizable briefing with news topics, markets, weather, calendar and to-do list Optional end-to-end encrypted sync between browsers No account required Instantly loads with no network requests on tab open Automatic stale new tab page closing Works completely offline after initial configuration
What makes it different	No account or sign-up required Runs entirely in your browser with no data leaving your device Only runs when you click Scan, does not slow down browsing Works on any website including password-protected pages Free to install and use with no credit card required	Only tab manager that shows actual open tabs on the new tab page itself Completely private by design with no account, no tracking and no server storage Zero network delay when opening new tabs Optional sync is end-to-end encrypted so the server never sees your data
Free plan	Not given	Not given
Open source	Not given	Not given
Platforms	Not given	Not given
Public API	Not given	Not given
Community votes	0	0
DR (Domain Rating by Ahrefs)	43 no change since last check	Not checked yet no change since last check
Trust Flow (Majestic)	7	0
Citation Flow (Majestic)	25	13
Referring domains (Majestic)	36	3

5 details filled in for both companies.

More alternatives to Broken Link Checker More alternatives to OpenTabs