Instead of Diigo
Diigo alternatives
Diigo brings web saving, annotation, and retrieval into one personal knowledge-management service. You can highlight and add sticky notes while browsing, keep links, pages, notes, and pictures in a cloud library, and search archived webpages. Groups share repositories with on-page annotations, while email capture, social-media bookmarking, browser imports, exports, an API, and blog-publishing tools extend how you collect and reuse material. Apps and extensions cover Android, iOS, macOS, and the web, with a free plan and paid options from $5 per month.
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Karakeep
Free plan AndroidAPIExtension+4AI-tagged, searchable bookmarks with self-hosting — Karakeep adds AI tagging, semantic and OCR search, offline reading, automation rules, and free self-hosting with unlimited bookmarks and storage.
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Raindrop.io
Free plan Open source AndroidAPIExtension+4Visual bookmark collections and broad integrations — Raindrop.io organizes bookmarks into collection views and connects with services such as Notion, Readwise, storage tools, and over 1,000 apps.
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Delinqs
Free plan AndroidAPIExtension+2Teams seeking AI summaries and question answering — Delinqs turns team links into AI summaries, tags, takeaways, semantic search, a live feed, duplicate detection, and questions across saved knowledge.
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LinkAce
Free plan AndroidAPIExtension+4Self-hosted link archiving and availability monitoring — LinkAce is self-hosted and monitors saved links, alerts on changes, archives through the Wayback Machine, and supports OAuth or OIDC single sign-on.
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Shiori
Free plan APIExtensionLinux+4Open-source bookmark management with offline archives — Shiori is a free Go-based bookmark manager offering command-line use, database choices, readable-content parsing, offline archives, and ePub creation.
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Start.me
Free plan AndroidExtensioniPhone+1Custom visual start pages with widgets — Start.me combines bookmarks with customizable visual pages, RSS, notes, tasks, calendars, timers, charts, weather, and optional AI tidying tools.
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Symbaloo
Free plan AndroidExtensioniPhone+1Educators sharing visual resource grids and lessons — Symbaloo uses shareable Webmix grids and Learning Paths for tile-based lessons, with school roster integrations and stated student-data protections.
Free plan Visit site - 8
Avidemux
Free plan Open source LinuxMacWeb+1 - 9
Atavi
Free plan AndroidExtensioniPhone+1 - 10
floccus
Free plan AndroidExtensioniPhone+1 - 11
BibSonomy
Free plan APIWeb - 12
Historious
Free plan AndroidAPIExtension+2 - 13
Bookmark.new
Free plan ExtensionWeb - 14
Bookmark OS
Free plan ExtensionWeb - 15
Bookmark
Free plan iPhone - 16
mymind
Free plan AndroidExtensioniPhone+2 - 17
NavMark
Free plan APIExtensionSelf-hosted+1 - 18
Pearltrees
Free plan AndroidExtensioniPhone+1 - 19
Draggo
Free plan Web - 20
GGather
Free plan ExtensionWeb - 21
Reminiscence
Free plan APILinuxSelf-hosted+1 - 22
Folkd
Free plan Web - 23
linkding
Free plan AndroidAPIExtension+4 - 24
Linkman
Free plan ExtensionWindows - 25
LinkBoard
Free plan Web
Alternatives become relevant when Diigo’s limits or setup do not fit your workflow. The free plan allows 1,000 bookmarks and notes, 200 highlights, 50 screenshots or images, and no PDF annotation. Paid plans raise those limits, but may not suit someone seeking self-hosting, AI-organized team libraries, visual dashboards, or education-focused sharing. When switching, weigh search depth, archiving, collaboration, automation, platform coverage, privacy control, and the price of the capacity you need.