OpenTabs vs LinkMartin

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

OpenTabs compared with LinkMartin
Detail	OpenTabs	LinkMartin
What it does	Your open tabs, grouped, on every new tab	AI bookmark manager that saves pages, writes descriptions and tags, and shows your bookmarks in Google search results
Stage	Not given	Not given
Founded	Not given	Not given
Based in	Not given	US
Pricing model	Open source	Freemium
Pricing	Free, under the AGPL-3.0-or-later licence. No paid plans, trials or cards.	Free: 50 AI credits per month, 5 categories, unlimited saves. Pro: $5 per month or $50 per year for unlimited AI credits, unlimited categories, custom AI instructions, and own AI key option.
Key features	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	Shows bookmarks in Google search results AI-generated descriptions, tags, and categories Search across titles, descriptions, tags, categories, and web addresses Custom AI instructions for how to write descriptions Use your own AI key from OpenAI, Anthropic, or compatible providers Search library from Claude, ChatGPT, and Codex Related bookmarks suggestions Import from Chrome, HTML, or CSV files Export everything anytime Local storage in browser with optional sync
What makes it different	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	Works offline with bookmarks stored locally in your browser No account required to start saving and searching Bookmarks automatically appear in Google search results Import with folder structure preserved as tags Free export forever with no deletion blocks
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)	Not checked yet no change since last check	Not checked yet no change since last check
Trust Flow (Majestic)	0	0
Citation Flow (Majestic)	13	0
Referring domains (Majestic)	3	0

5 details filled in for both companies.

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