Karakeep vs Linkwarden vs LinkAce 2026: Self-Hosted Bookmark Managers

TL;DR

The "save it for later" category has consolidated. Karakeep (the project formerly known as Hoarder) is the AI-native option — automatic tagging, semantic search, and OCR on saved images, all running against any LLM you point it at. Linkwarden is the polished collaboration-first bookmark manager with strong sharing, archiving, and a clean UI. LinkAce is the mature PHP-based workhorse for individuals who want a stable, fast, no-AI bookmark library.

Key Takeaways

Karakeep (was Hoarder): Next.js + TypeScript, AGPL-3.0, ~14K stars, ships its own Chrome/Firefox/iOS/Android apps; renamed in late 2024 after a Hoarder.com trademark conflict
Linkwarden: Next.js, AGPL-3.0, ~10K stars, organisations + collections + sharing built in
LinkAce: PHP/Laravel, MIT, ~2K stars, single-user focus, lightweight and very fast
All three archive snapshots (HTML + screenshots), support tags, expose REST APIs, and run as Docker containers
Best fit: Karakeep for AI-augmented "everything bucket"; Linkwarden for teams; LinkAce for solo users who want simplicity

Decision Table

Capability	Karakeep	Linkwarden	LinkAce
License	AGPL-3.0	AGPL-3.0	MIT
Stack	Next.js + TS	Next.js + TS	Laravel (PHP)
AI auto-tagging	✅ (OpenAI / Ollama)	⚠️ (basic, optional)	❌
Semantic search	✅	❌	❌
OCR on images	✅	❌	❌
Page archiving	✅ (HTML + PDF + screenshot)	✅ (HTML + PDF + screenshot)	✅ (HTML + screenshot)
Wayback fallback	✅	✅	✅
Multi-user	✅	✅ (organisations)	⚠️ (single user, basic teams)
Public sharing	✅	✅ (rich)	✅
Browser extensions	✅ official	✅ official	✅ official
Mobile apps	✅ (iOS + Android)	✅ (PWA + community apps)	❌ (PWA)
Full-text search	✅	✅	✅
RSS / API	✅	✅	✅
Resource footprint	~400 MB RAM	~300 MB RAM	~150 MB RAM

Karakeep: AI-Native by Design

Karakeep started life as Hoarder in 2024 and was renamed in late 2024 after a trademark dispute with Hoarder.com. Apart from the rename, the trajectory has only accelerated — it remains the most ambitious self-hosted bookmark manager and the only one that treats AI as a first-class feature rather than an add-on.

Strengths

Auto-tagging with any OpenAI-compatible API (works with Ollama, LM Studio, OpenRouter, vLLM)
Semantic search across the saved content, not just titles
OCR on saved images means receipts, screenshots, and infographics become searchable
First-party iOS and Android apps with offline reading
Snappy modern UI — saves feel instant; archiving runs in the background
Highlights and notes per bookmark

Weaknesses

Heaviest of the three; needs a worker container, a browserless service, and a database (~400 MB RAM total)
AI features need either an API budget or a local LLM rig — see Ollama + Open WebUI guide
"Karakeep" is still a young brand; community Stack Overflow answers usually still say "Hoarder"

The dedicated self-host Hoarder/Karakeep guide covers the full Docker Compose layout, including the browserless worker.

Linkwarden: The Collaborator's Choice

Linkwarden built its identity around shared collections and team workflows. If your bookmarks are part of how a team works — research, link curation, knowledge management — Linkwarden's data model is built for it.

Strengths

Organisations + collections + members with per-collection permissions
Public collection pages are genuinely shareable, with custom branding
Excellent archive UX — every saved link gets HTML, PDF, and screenshot snapshots automatically
Optional integration with the Internet Archive's Wayback Machine for fallback snapshots
The UI is the prettiest in the category and the closest to the "Pinboard 2.0" feeling many users want

Weaknesses

Multi-user pricing on the official cloud is per-seat; self-hosted is unrestricted but the upgrade path between them is one-way
AI features exist but feel bolted on relative to Karakeep
Browser extension occasionally lags behind server releases

The Hoarder vs Wallabag vs Linkwarden roundup compares Linkwarden's archiving against the read-later-focused Wallabag.

LinkAce: The Solo Workhorse

LinkAce is the option to recommend when someone says "I just want a self-hosted Pinboard." It's mature, fast, light, and has been around long enough that you can trust your library to it.

Strengths

Tiny footprint (single PHP container, MariaDB) — comfortable on a Raspberry Pi
Tags, lists, and notes are all first-class
Bulk import from Pinboard, Pocket, Diigo, Raindrop, and browser exports works reliably
Stable releases, no breaking changes for years
MIT license — fewer redistribution concerns than the AGPL options

Weaknesses

No AI features at all — by design
Multi-user is technically supported but minimal; not the right tool for teams
UI is functional rather than beautiful

For people who simply want a long-lived bookmark library and zero AI, LinkAce is the safe pick.

Archiving Behavior

Archiving is the feature that makes a bookmark manager more than just a list of URLs. All three save snapshots, but they differ:

Karakeep uses a browserless worker to render pages and saves HTML, screenshot, and PDF, plus an OCR pass on any embedded images
Linkwarden uses Playwright internally and saves the same three artifacts; can also push to the Wayback Machine
LinkAce saves HTML and screenshot via a worker; PDF support requires the optional wkhtmltopdf add-on

If long-term archive fidelity is critical, Linkwarden's Wayback push is the most resilient — even if your server dies, the snapshot survives.

Migration Notes

All three accept the standard Netscape bookmarks.html format that browsers and Pinboard export. Tags survive in all directions. What does not survive cleanly:

Karakeep → Linkwarden: AI-generated tags transfer as ordinary tags but lose their "auto" provenance
LinkAce → Karakeep: Lists become tags (Karakeep's data model doesn't have nested lists)
Linkwarden → LinkAce: Collections flatten to tags; per-collection sharing is lost

If you anticipate switching, prefer the more universal export format (Netscape bookmarks) over each tool's native JSON.

Who Should Choose What

Choose Karakeep if:

You save hundreds of links a month and want AI to keep them organized
You already run Ollama or have an OpenAI key you can point at it
You want first-class iOS and Android apps
"Find that article about X I saved sometime last year" is a recurring problem you'd like to solve

Choose Linkwarden if:

You share collections with a team or publish curated link lists
You want the most polished UI and best out-of-the-box archiving
You don't need AI but appreciate a few light AI helpers

Choose LinkAce if:

You're a solo user who wants a stable, lightweight bookmark library
You're allergic to AI features in tools that don't strictly need them
Resource footprint matters (you're running on a Pi or shared host)

Verdict

Pick the one that matches your load shape. Karakeep wins for high-volume "everything I might need later" hoarders. Linkwarden wins for shared, presented link collections. LinkAce wins for the calm, long-lived personal library. None of them is wrong, and all three will outlive the next two browser bookmark redesigns.

The SaaS-to-Self-Hosted Migration Guide (Free PDF)