• AFFiNE icon
  • OpenRecall icon
  • DeepNotes icon
  • KDE BasKet icon
  • xfce4-notes icon
  • +60

KNOWMGMT

Swol DogeSwol Doge65 appsUpdated
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Knowledge management.

  1. AFFiNE icon
     Like

    Open-source, privacy-focused workspace merging notes, tasks, project management, Kanban, Pomodoro timer, interactive whiteboard, and real-time collaboration.

    Cost / License

    • Freemium
    • Open Source

    Application type

    Platforms

    • Mac
    • Windows
    • Linux
    • Online
    • Android
    • iPhone
    • Self-Hosted
    AFFiNE screenshot 1
    AFFiNE screenshot 1
    AFFiNE screenshot 2
    +3
    Write your way to better productivity
  2. Open-source, privacy-focused tool capturing digital history via snapshots with searchable text and images, advanced local OCR, and cross-platform support.

    Cost / License

    • Free
    • Open Source

    Application type

    Platforms

    • Mac
    • Windows
    • Linux
    • Python
    OpenRecall screenshot 1
    OpenRecall screenshot 1
    OpenRecall screenshot 2
    +1
    OpenRecall screenshot 3
  3. DeepNotes icon
     Like

    DeepNotes is an open source, end-to-end encrypted visual note-taking app with deep page navigation and live collaboration. Create mind maps, diagrams, kanban boards, among others. Infinite nesting of infinite canvases.

    Cost / License

    • Freemium
    • Open Source

    Application type

    Platforms

    • Mac
    • Windows
    • Linux
    • Online
    • iPhone
    • Android Tablet
    • iPad
    • Software as a Service (SaaS)
    Family tree
    Diagram
    Kanban
    +5
    History
  4. This application provides as many baskets as you wish, and you can drag and drop.

    Cost / License

    • Free
    • Open Source

    Application type

    Platforms

    • Linux
    • KDE Plasma
    Welcome page with a black theme.
    Welcome page with a black theme.
  5. The notes plugin provides you a quick way to paste text, to write down a list of things, to leave a note to your friend, or whatever you had do with Post-It’s.

    Cost / License

    • Free
    • Open Source

    Application type

    Platforms

    • Linux
    • BSD
    • Xfce
    xfce4-notes screenshot 1
    xfce4-notes screenshot 1
  6. Fully private offline chatbot runs locally in browser, with no server or installation needed. Supports open source models like Llama 3 and Mistral for secure use.

    Cost / License

    • Free
    • Open Source

    Application type

    Platforms

    • Online
    • Self-Hosted
    Secret Llama screenshot 1
  7. Shaarli icon
     Like

    Do you want to share the links you discover? Shaarli is a minimalist delicious clone that you can install on your own server. It is designed to be personal (single-user), fast and handy.

    Cost / License

    • Free
    • Open Source

    Application type

    Platforms

    • Mac
    • Windows
    • Linux
    • Online
    • Self-Hosted
    • Cloudron
    Shaarli screenshot 1
    Shaarli screenshot 1
    Shaarli screenshot 2
    +4
    Shaarli screenshot 3
  8. Store bookmarks with related content, organize thematically with real-time collaboration and privacy focus, offering web clipper and cloud sync.

    Cost / License

    • Freemium
    • Proprietary

    Application type

    Platforms

    • Mac
    • Windows
    • Linux
    • Online
    • Android
    • iPhone
    • Android Tablet
    • iPad
    • Microsoft Edge
    • Vivaldi
    • Google Chrome
    • Safari
    • Yandex Browser
    • Software as a Service (SaaS)
    • Opera
    • Mozilla Firefox
    Raindrop.io interface with dark theme selected
    service description (Snapshot from homepage)
    (Snapshot from homepage)
    +5
    organize feature description (Snapshot from homepage)
  9. Floccus icon
     Like

    Sync your bookmarks privately across browsers and devices.

    Cost / License

    • Free
    • Open Source

    Application type

    Platforms

    • Android
    • iPhone
    • iPad
    • Self-Hosted
    • Microsoft Edge
    • Vivaldi
    • Google Chrome
    • Nextcloud
    • Google Drive
    • F-Droid
    • Brave
    • Chromium
    • Mozilla Firefox
    • OpenAPK
    Floccus screenshot 1
    Floccus screenshot 1
    Floccus screenshot 2
    +11
    Floccus screenshot 3
  10. Curio icon
     Like

    Save web links and email newsletters, add notes and highlights, tag and favorite articles, and read distraction-free in a Markdown viewer online or offline.

    Cost / License

    • Free
    • Open Source

    Application type

    Platforms

    • Online
    • Self-Hosted
    • Google Chrome
    • Docker
    • Mozilla Firefox
    • Android
    • iPhone
    Dashboard on mobile
    Reader view on mobile
    User guide on mobile
    +5
    Reader view with sidebar on mobile
  11. Clapgrep icon
     Like

    Ever had a folder full of PDF files, where you knew, somewhere in there, is what you're looking for. But you did not know in which file. So you had to search each of them at a time…

    Cost / License

    • Free
    • Open Source

    Application type

    Platforms

    • Linux
    • Flathub
    • Flatpak
    • Linux Mobile
    Clapgrep screenshot 1
    Clapgrep screenshot 1
    Clapgrep screenshot 2
    +2
    Clapgrep screenshot 3
  12. grep icon
     Like

    grep is a command-line utility for searching plain-text data sets for lines matching a regular expression.

    Cost / License

    • Free
    • Open Source

    Application type

    Platforms

    • Mac
    • Windows
    • Linux
    • Haiku
    • Linux Mobile
    grep screenshot 1
  13. FSearch icon
     Like

    FSearch is a fast file search utility for GNU/Linux operating systems, inspired by Everything Search Engine. It's written in C and based on GTK+3.

    Cost / License

    • Free
    • Open Source

    Application type

    Platforms

    • Linux
    • Flathub
    FSearch screenshot 1
    FSearch screenshot 1
    FSearch screenshot 2
    +1
    FSearch screenshot 3
  14. Notefox icon
     Like

    Take notes directly on websites, organize by domain or page, export, import, tag, search, use sticky-note format, and manage all entries efficiently.

    Cost / License

    • Free
    • Open Source

    Application type

    Platforms

    • Microsoft Edge
    • Google Chrome
    • Mozilla Firefox
    Notefox screenshot 1
    Notefox screenshot 1
    Notefox screenshot 2
    +3
    Notefox screenshot 3
  15. Self-hosted app for local checklists and notes with WYSIWYG editing, drag-and-drop reordering, Kanban boards, progress bars, Markdown, and sharing features.

    Cost / License

    • Free
    • Open Source

    Application type

    Platforms

    • Self-Hosted
    • Docker
    jotty·page screenshot 1
    jotty·page screenshot 1
    jotty·page screenshot 2
    +2
    jotty·page screenshot 3
  16. TiddlyWiki is a single html file with all the characteristics of a wiki - including all of the functionality (including editing, saving, tagging and searching) and the style sheet. Because its a single file, its very portable - you can email it, put it on a web server or share...

    Cost / License

    • Free
    • Open Source

    Application type

    Platforms

    • Mac
    • Windows
    • Linux
    • Online
    • BSD
    • Self-Hosted
    • Xfce
    • RemoteStorage
    TiddlyWiki screenshot 1
  17. Postiz icon
     Like

    AI-driven social media platform with automated scheduling, cross-channel posting, visual design tools, team collaboration, and integrated analytics data.

    Cost / License

    • Paid
    • Open Source

    Platforms

    • Online
    • Self-Hosted
    • Software as a Service (SaaS)
    • Cloudron
    Banner
    Postiz screenshot 1
    Postiz screenshot 2
    +2
    Postiz screenshot 3
  18. Slingcode icon
     Like

    Slingcode is a personal computing platform in a single html file. You can make, run, and share web apps with it. You don't need any complicated tools to use it, just a web browser. You don't need a server, hosting, or an SSL certificate to run the web apps.

    Cost / License

    • Free
    • Open Source

    Application type

    Platforms

    • Online
    • Self-Hosted
    Slingcode screenshot 1
    Slingcode screenshot 1
  19. Webstudio icon
     Like

    Open source website builder that empowers creators to build highly maintainable and fast websites using modern web standards. Webstudio is an Open Source version of Webflow.

    Cost / License

    • Freemium
    • Open Source

    Application type

    Platforms

    • Online
    • Self-Hosted
    • Docker
    • Windows
    Webstudio screenshot 1
  20. Intrigue icon
     Like

    Organize literature into ideas, fast. Intrigue lets you quickly organize the papers you read alongside your thoughts in a visual & clean manner. Features include:

    Cost / License

    • Free
    • Open Source

    Application type

    Platforms

    • Mac
    • Windows
    • Linux
    • Snapcraft
    Intrigue screenshot 1
  21. The top AEC PDF app to markup and manage drawings and documents. Ideal for replacing pen and paper, avoid printing documents again by using our intuitive feature set that makes marking up a PDF easy. Open or create a new PDF, markup using our extensive array of tools, then save...

    Cost / License

    • Freemium
    • Proprietary

    Application type

    Platforms

    • Mac
    • Windows
    • Online
    • Android
    • iPhone
    • iPad
    • Android Tablet
    Drawboard PDF screenshot 1
    Drawboard PDF screenshot 1
    Drawboard PDF screenshot 2
    +7
    Drawboard PDF screenshot 3
  22. Heptabase icon
     Like

    Heptabase is a visual note-taking tool that helps you make sense of your learning, research, and projects. It helps you get into the flow of thinking and brings together everything you need to do better research.

    Cost / License

    • Paid
    • Proprietary

    Application type

    Platforms

    • Online
    • Mac
    • Windows
    • Linux
    • Android
    • iPad
    • iPhone
    • Android Tablet
    Heptabase screenshot 1
    Heptabase screenshot 1
    Heptabase screenshot 2
    +11
    Heptabase screenshot 3
  23. Explore diverse software alternatives using a crowdsourced discovery service featuring apps for Windows, Mac, Linux, and mobile, with personalized lists.

    Cost / License

    • Free
    • Proprietary

    Application type

    Platforms

    • Online
    AlternativeTo Dashboard with News and New App Releases
    AlternativeTo Dashboard with News and New App Releases - Dark Mode
    AlternativeTo Dashboard with New Interesting Alternatives, Tech News and People Looking for
    +18
    AlternativeTo Dashboard with New Interesting Alternatives, Tech News and People Looking for - Dark Mode
  24. Privacy Guides is a socially motivated website that provides information for protecting your data security and privacy. Their mission is to inform the public about the value of digital privacy, and global government initiatives which aim to monitor your online activity.

    Cost / License

    • Free
    • Open Source

    Application type

    Platforms

    • Online
    Privacy Guides Homepage
    Desktop browser recommendation listings
    VPN provider recommendation listings
    +1
    Privacy knowledgebase example
  25. Tellico icon
     Like

    Tellico is a software application for organizing your collections. It provides default templates for books, bibliographies, videos, music, video games, coins, stamps, trading cards, comic books, and wines. You can also create your own custom collection of anything you like!

    Cost / License

    • Free
    • Open Source

    Application type

    Platforms

    • Linux
    Tellico screenshot 1
    Tellico screenshot 1
    Tellico screenshot 2
    +7
    Tellico screenshot 3
  26. Brace.to icon
     Like

    Your bookmark manager with privacy at heart. Brace.to helps you save links to everything and visit them later easily, anytime, on any of your devices. Powered by Stacks technology, all your saved links are encrypted, and only you can decrypt them and see the content inside.

    Cost / License

    • Freemium
    • Open Source

    Application type

    Platforms

    • Online
    • Android
    • iPhone
    • Android Tablet
    • iPad
    • Google Chrome
    • Software as a Service (SaaS)
    • Mozilla Firefox
    Brace.to screenshot 1
    Brace.to screenshot 1
    Brace.to screenshot 2
    +11
    Brace.to screenshot 3
  27. Karakeep icon
     Like

    Open-source, self-hostable tool for bookmarks, notes, and images with AI-powered tagging, full-text search, Chrome extension, and web dark mode.

    Cost / License

    • Freemium
    • Open Source

    Application type

    Platforms

    • Android
    • iPhone
    • Android Tablet
    • iPad
    • Self-Hosted
    • Google Chrome
    • Docker
    • Mozilla Firefox
    Karakeep screenshot 1
    Karakeep screenshot 1
    Karakeep screenshot 2
    +5
    Karakeep screenshot 3
  28. Grimoire icon
     Like

    Glimpse into the magical book of your forbidden knowledge - Grimoire! 📖💫

    Cost / License

    • Free
    • Open Source

    Application type

    Platforms

    • Self-Hosted
    • Docker
    Grimoire screenshot 1
    Grimoire screenshot 1
    Grimoire screenshot 2
    +6
    Grimoire screenshot 3
  29. CryptPad icon
     Like

    CryptPad is a private-by-design alternative to popular office tools and cloud services. All the content stored on CryptPad is encrypted before being sent, which means nobody can access your data unless you give them the keys.

    Cost / License

    • Freemium
    • Open Source

    Application type

    Platforms

    • Software as a Service (SaaS)
    • Self-Hosted
    • Cloudron
    Instance homepage
    Markdown slides app
    Code/Markdown app
    +7
    Whiteboard app
  30. changedetection.io - The best and simplest self-hosted free open source website change detection monitoring and notification service. An alternative to Visualping, Watchtower etc. Designed for simplicity - the main goal is to simply monitor which websites had a text change for...

    Cost / License

    • Freemium
    • Open Source

    Application type

    Platforms

    • Windows
    • Linux
    • Self-Hosted
    • Raspberry Pi
    • Docker
    • Cloudron
    Overview list of watches
    Using Visual Selector tool to specify the content of internet
    Text differences are clear and easy to see
    +2
    Browser Steps lets you interact with the website, login, click buttons, perform actions easily.
  31. FFmate icon
     Like

    Fmate is an open-source automation layer built on top of FFmpeg designed to simplify video and audio transcoding workflows. It provides a modern REST API, a clean Web UI, and powerful features like task queuing, presets, watchfolders, webhooks, and pre/post-processing scripts.

    Cost / License

    • Free
    • Open Source

    Platforms

    • Windows
    • Mac
    • Linux
    • Docker
    FFmate task dashboard
    FFmate logs
    FFmate watchfolders
    +5
    FFmate watchfolder details
  32. Memento Database is a highly flexible, cross-platform tool designed to help you track, organize, and analyze any type of data. Whether you are looking for a mobile-first alternative to Microsoft Access, a truly offline replacement for Airtable, or a more structured relational...

    Cost / License

    • Freemium
    • Proprietary

    Application type

    Platforms

    • Mac
    • Windows
    • Linux
    • Android
    • iPhone
    • Android Tablet
    • iPad
    • Java
    Memento Database Desktop
    Present your information using fully customizable widgets on the dashboard.
    Memento Database supports more than 30 field types for virtually any kind of data you can imagine.
    +8
    Memento Database supports full multi-user collaboration with customizable access permissions.
  33. Walling icon
     Like

    Working on a project, researching a topic or writing an article? Walling makes it easy to break down your ideas, refine them and visually organize them.

    Cost / License

    • Freemium
    • Proprietary

    Application type

    Platforms

    • Mac
    • Windows
    • Online
    • iPhone
    • Software as a Service (SaaS)
    Walling screenshot 1
    Walling screenshot 1
    Walling screenshot 2
    +2
    Walling screenshot 3
  34. Pile icon
     Like

    Private desktop journaling app for Mac and Windows supporting personal reflection, local data storage, entry editing, dark mode, and AI reflections via GPT-4.

    Cost / License

    • Freemium
    • Open Source

    Application type

    Platforms

    • Mac
    • Windows
    Pile screenshot 1
  35. Ghost icon
     Like

    The world's most popular modern publishing platform for creating a new media platform.

    Cost / License

    • Freemium
    • Open Source

    Application type

    Platforms

    • Online
    • Self-Hosted
    • Cloudron
    • Node.JS
    Ghost screenshot 1
    Ghost screenshot 1
    Ghost screenshot 2
    +1
    Ghost screenshot 3
  36. TagStudio icon
     Like

    TagStudio is a photo & file organization application with an underlying tag-based system that focuses on giving freedom and flexibility to the user. No proprietary programs or formats, no sea of sidecar files, and no complete upheaval of your filesystem structure.

    Cost / License

    • Free
    • Open Source

    Application type

    Platforms

    • Mac
    • Windows
    • Linux
    TagStudio homepage
  37. Wiki|Docs icon
     Like

    📗 Just a databaseless markdown flat-file wiki engine.

    Cost / License

    • Free
    • Open Source

    Application type

    Platforms

    • Docker
    • Docker Hub
    Wiki|Docs screenshot 1
    Wiki|Docs screenshot 1
    Wiki|Docs screenshot 2
    +1
    Wiki|Docs screenshot 3
  38. Tolaria icon
     Like

    Desktop app for large markdown knowledge bases, using plain files, Git versioning, YAML frontmatter, offline use, open source, and Claude Code AI integration.

    Cost / License

    • Free
    • Open Source

    Application type

    Platforms

    • Mac
    • Windows
    • Linux
    Tolaria screenshot 1
    Tolaria screenshot 1
    Tolaria screenshot 2
  39. RSSHub icon
     Like

    RSSHub is an open source, easy to use, and extensible RSS feed aggregator, it's capable of generating RSS feeds from pretty much everything.

    Cost / License

    • Free
    • Open Source

    Platforms

    • Self-Hosted
  40. Fluster icon
     Like

    The ultimate note-taking app for students & academics, featuring AI-powered RAG, vector databases, bibliography management, and seamless integration with your academic workflow.

    Cost / License

    • Free
    • Open Source

    Application type

    Platforms

    • Windows
    • Mac
    • Linux
    Fluster screenshot 1
    Fluster screenshot 1
  41. HelixNotes is a local markdown note-taking app built with Rust, Tauri 2.0, and SvelteKit. Your notes are standard .md files on your filesystem - sync with whatever you want or nothing at all.

    Cost / License

    • Free
    • Open Source

    Application type

    Platforms

    • Mac
    • Windows
    • Linux
    • Android
    HelixNotes screenshot 1
    HelixNotes screenshot 1
    HelixNotes screenshot 2
    +1
    HelixNotes screenshot 3
  42. Ideon icon
     Like

    Ideon is an open-source, self-hosted alternative to tools like Heptabase and Kosmik, specifically designed for technical projects. It provides an infinite spatial canvas where users can organize information visually rather than in linear documents or folder structures.

    Cost / License

    • Free
    • Open Source

    Platforms

    • Self-Hosted
    • Docker
    Scrrenshot showing people collaborating on a project
    Ideon internal versioning; take a snapshot and go back to any previous state, compare changes over time, and track how decisions evolved throughout the project.
  43. xnotes icon
     Like

    xnotes is a handwriting-first notebook for phones and tablets, built for pen and stylus. Write, sketch and annotate with pressure-sensitive, variable-width ink, and nothing you draw is ever flattened.

    Cost / License

    • Free
    • Open Source

    Application type

    Platforms

    • Android
    • Android Tablet
    • F-Droid
    Annotating a PDF in dark mode with pages inverted
    Browsing your notes and imported PDFs
  44. Noteey icon
     Like

    Noteey is All-in-one Visual Note-taking App that transforms how you organize and connect your ideas. Offline, secure, and fast.

    Cost / License

    • Freemium
    • Proprietary

    Application type

    Platforms

    • Mac
    • Windows
    • Online
    Noteey screenshot 1
    Noteey screenshot 1
    Noteey screenshot 2
  45. A paper-like infinite canvas for laying out research, writing and projects, so you can see how everything fits together. Type anywhere, stack notes into cards, draw connections between them, and add images and link previews, with YouTube timestamps.

    Cost / License

    • Paid
    • Proprietary

    Application type

    Platforms

    • Online
    Organise your work with notebooks and sheets
    Make sense of complex topics with highlights and images
    Link previews and YouTube timestamps
  46. Dim0 icon
     Like

    An open-source AI canvas where you think and research visually - notes, diagrams, code, and an AI agent that builds directly on the board.

    Cost / License

    • Freemium
    • Open Source

    Application type

    Platforms

    • Online
    A Dim0 rich-text note explaining attention mechanisms, 
showing the scaled dot-product attention formula with 
math notation, numbered computation steps, and sections 
on Self-Attention vs Cross-Attention. ML mindmap visible 
in the background.
    Dim0's landing page hero section showing the tagline 
"Your canvas thinks back." with the subtitle "Research 
visually. Think spatially. Build with AI." and the 
handwritten line "Your thoughts deserve more than a chat 
window." Below is the AI agent input bar with an example 
prompt "Why do we dream, i..." powered by Claude Sonnet 4.5.
    A Dim0 canvas titled "Machine Learning Mindmap" showing 
an AI-generated mind map with a central node explaining 
Machine Learning, connected to five color-coded nodes: 
Key Concepts, Supervised Learning, Unsupervised Learning, 
Reinforcement Learning, and Common Applications. The agent 
panel shows 11 steps completed.
    +2
    A four-node horizontal flow diagram on a Dim0 canvas 
explaining DeepSeek's Visual Primitives: The Core Idea 
(green) ? The Old Way with Text CoT and its problems 
(pink) ? The New Way with direct spatial markers (orange) 
? Results showing smaller models matching GPT-5.4 and 
Claude Sonnet 4.6 (light orange).
  47. Docmost icon
     Like

    Open-source wiki and documentation platform featuring real-time collaborative editing, spaces, groups, robust permissions, commenting, page history, and fast full-text search.

    Cost / License

    • Freemium
    • Open Source

    Application type

    Platforms

    • Software as a Service (SaaS)
    • Self-Hosted
    • Docker
    • Cloudron
    Docmost screenshot 1
    Docmost screenshot 1
    Docmost screenshot 2
    +7
    Docmost screenshot 3
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