Launched January 3, 2023
Stacks

Stacks

Search engine for your bookmarks

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Stacks gives smart recommendations for searches on every major search engine by turning bookmarks into personal and shared knowledge-base. It looks forward to refining the search engine experience for content that is left hidden and forgotten in bookmarks.

Stacks is an AI-enhanced workspace that saves, organizes, searches and shares bookmarks, notes and files.

for
Students, researchers, creators, teams and lifelong learners who want a unified knowledge hub.
pricing
paid
works withGoogle DriveNotionPocketRaindropInstapaperBrowser BookmarksApple NotesScreenshots

Key features

6 features of Stacks
  • Unified workspace — Capture notes, bookmarks, links and files in one place.
  • AI-powered search — Find saved content using natural language and intent recognition.
  • Personalized discovery — Get smart recommendations and curated stacks based on your digital vibe.
  • Real-time collaboration — Share collections and workspaces with teammates with role-based permissions.
  • Public & private collections — Control visibility of each stack for individuals or the public.
  • Context-aware agents — Memory and Discovery agents surface relevant saved content and build toolkits.

Use cases

  • Research a topic by saving articles, notes and links and later retrieving them with AI search.
  • Collaborate with a team on shared resources, assigning roles and permissions in shared workspaces.
  • Curate public collections of resources to build an audience or share knowledge with a community.
  • Be Productive$89/yearOne user · Unlimited resources, collections and tags · 50 GB storage · Own analytics
  • Be Collaborative$199/yearUnlimited users · Unlimited shared workspaces · 500 GB storage · Advanced analytics
  • Be Creative$349/yearUnlimited users · Unlimited public collections · Branded search experience · Performance analytics
  • Be Productive$9/monthOne user · Unlimited resources · 50 GB storage · Simple analytics
  • Be Collaborative$29/monthUnlimited users · Unlimited shared workspaces · 500 GB storage · Simple analytics

Stacks FAQ

How does Stacks understand my intentions when I save content?+

Stacks uses a memory agent that analyses the context you provide with each save to infer intent and improve future recommendations.

Can Stacks connect related content across different topics I'm interested in?+

Yes, the discovery agent links ideas across topics, building connections and toolkits based on your browsing history.

Is there a limit to how many items I can save?+

All plans offer unlimited resources, collections and tags, so there is no item limit.

Can I share my collections with others?+

Collections can be set to public or private and shared with specific teammates or the wider audience.

How secure is my data?+

Stacks stores data in your own workspace, you own the content, and the platform provides role-based permissions and privacy controls.

Does Stacks work on mobile devices?+

Stacks is available as a browser extension and has mobile apps listed in the Play Store and App Store.

Summarized by DevHunt from betterstacks.com · Oct 4, 2026. Details may change; check the official site.