Alternatives to Diigo
Research annotation veteran
Diigo ranks #2 of 11 in Bookmark managers, with an Alt Score of 82. It is proprietary, freemium and available on Web, Browser extension, iOS and Android. 9 of 10 checklist rows are verified against a public source.
Students, researchers, educators, and professionals who regularly gather and organize information from the web for study, research, or collaborative projects.
A personal library for saving and tagging bookmarks, plus tools to highlight text and add sticky-note annotations directly on web pages and PDFs. An outliner helps structure research hierarchically, and Groups let you share bookmarks and annotations with classmates or colleagues. A premium option archives pages permanently, preserving your annotations even if the original source goes offline.
Save pages to your library via the browser extension or bookmarklet, tag and organize them for later retrieval, then highlight and annotate directly on the page as you read. Share tagged collections or join Groups to collaborate with others on shared research.
Where Diigo stands out
Verified capabilities most alternatives don't have.
Why people leave Diigo
Dashed reasons are sourced facts; the rest are opinions. Vendors can dispute.
Sign in to add a reason — new reasons go through moderation before appearing.
Ranked alternatives
Ordered by Alt Score. Click any score to see the breakdown.
Servas is an open-source, self-hosted bookmark manager built on Laravel/Inertia with a Svelte frontend, organizing bookmarks into nested groups filterable by tags.
mymind is a save-everything bookmarking tool that uses AI to automatically classify and tag saved links, screenshots, quotes and notes so users don't have to manually sort them.
Bookmark Ninja is a browser-based bookmark manager aimed at individuals and teams, offering tagging, a customizable multi-column dashboard, duplicate detection, a dead-link finder, and optional passwo.
Shaarli is a lightweight, open-source, self-hosted bookmarking tool that runs without a database, making it deployable on very limited hardware (including a Raspberry Pi).
Feature comparison
Rows come from the Bookmark managers checklist (14 rows). Human-verified cells only. ? means the value has not been verified.
| Bookmark managers checklist | Diigo | Raindrop.io | Linkwarden | LinkAce | Linkding | Pinboard |
|---|---|---|---|---|---|---|
| Pricing model | ||||||
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| License | ||||||
| Platforms | ||||||
| Browser extension | ||||||
| Full-text search of pages | ||||||
| Tags & collections | ||||||
| Sharing | ||||||
| Self-hostable | ||||||
| Broken-link detection | ||||||
| Highlights | ||||||
| API | ||||||
| Import from browser | ||||||
| Archive page copies |
Every fact and feature listed for Diigo is verified against its own pages. Each alternative is sourced on its own page.
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License Proprietary verified 2026-07-08
Diigo is supported by a freemium business model, with the paid subscription by users being the primary revenue source.
https://www.diigo.com/about -
Pricing model Freemium verified 2026-07-08
Diigo is supported by a freemium business model, with the paid subscription by users being the primary revenue source.
https://www.diigo.com/about -
Platforms Web, Browser extension, iOS, Android verified 2026-07-08
Diigo Extension For Chrome … Diigo Extension For Firefox … Diigo for mobile … iOS … android
https://www.diigo.com/tools -
Status active verified 2026-07-08
Over the years, as dozens of players in the same space have closed shops, often leaving users stranded, Diigo has steadfastly improved
https://www.diigo.com/about -
Browser extension Yes verified 2026-07-08
Diigo Extension For Chrome … Install … Diigo Extension For Firefox … Install
https://www.diigo.com/tools -
Full-text search of pages Yes verified 2026-07-08
you can search your collections not only by tags, but also by full-text, including highlights, sticky notes, titles, etc of the web pages.
https://www.diigo.com/learn_more/research -
Tags & collections Yes verified 2026-07-08
Tags and lists are two different ways to organize information.
https://www.diigo.com/learn_more/research -
Sharing Yes verified 2026-07-08
You can keep things private or public, or shared with a group.
https://www.diigo.com/learn_more/share -
Self-hostable No verified 2026-07-08
Cloud-only SaaS; no self-hosting offered.
Diigo is supported by a freemium business model, with the paid subscription by users being the primary revenue source.
https://www.diigo.com/about -
Highlights Yes verified 2026-07-08
Diigo allows you to highlight text and attach sticky notes to specific parts of web pages.
https://www.diigo.com/learn_more/research -
API Yes verified 2026-07-08
The Diigo API allows you to build apps that interact with the Diigo service.
https://www.diigo.com/api_dev -
Import from browser Yes verified 2026-07-08
You can import bookmarks from other websites like Delicous, Pocket and Instapapar, or various browsers like Chrome, Firefox, Safari and so on.
https://www.diigo.com/tools/import_all -
Archive page copies Yes verified 2026-07-08
Archive pages forever and make them searchable, too … Archive multiple versions of the same URL
https://www.diigo.com/learn_more/research
FAQ
Yes. Raindrop.io, LinkAce and Linkding have a free tier or are fully free. Free-tier limits in the comparison table are verified and dated.
Linkwarden, LinkAce and Linkding — every license claim links its source.