Software Alternatives & Startups

Officially verified details Culma

The collaborative knowledge base with end-to-end encryption. Notes, whiteboards and PDFs, several people in one note at once, and a server that holds only ciphertext. Free on one device, no account.

Culma

Culma Alternatives & Competitors

  1. 1

    A second brain, for you, forever. Obsidian is a powerful knowledge base that works on top of a local folder of plain text Markdown files.

    Key Obsidian features:

    Local-first Markdown Support Bidirectional Linking Customizability

    /obsidian-alternatives
  2. 1

    All-in-one workspace. One tool for your whole team. Write, plan, and get organized.

    Key Notion features:

    All-in-One Workspace Highly Customizable Collaboration Features Cross-Platform Availability

    /notion-alternatives
  3. Notivo is a private, per-person notebook for managers. Capture feedback, commitments, and 1:1 context as it happens — from web, iOS, WhatsApp, email, ChatGPT, or Claude — then get it back later, organized by person.

    Key Notivo features:

    Prepare for a 1:1 Write better feedback Don’t give an unfair review by accident Follow up on what was promised

    Try for free freemium €15 / Monthly (Pro, 14-day AI trial) Sponsored

    Try for free
  4. 1

    Confluence is content collaboration software that changes how modern teams work.

    Key Confluence features:

    Integration with Atlassian Ecosystem Real-time Collaboration Document Management Customization Options

    /confluence-alternatives
  5. 1

    A safe place for your notes, thoughts, and life's work.

    Key Standard Notes features:

    End-to-End Encryption Cross-Platform Support Open Source Extended Features via Subscription

    Open Source

    /standard-notes-alternatives
  6. 1

    Notesnook is a simple and private note taking app that keeps your notes organized and synced on your phone, tablet and computer.

    Key Notesnook features:

    Notebooks & Tags Prioritise by Colors Rich Text Editor Tables & Lists

    Open Source freemium $4.49 / Monthly (UI Themes & accents)

    /notesnook-alternatives
  7. 1

    Anytype is a next generation software that breaks down barriers between applications, gives back privacy and data ownership to users.

    Key Anytype.io features:

    User-friendly Interface Privacy-focused Offline Capability Flexibility

    Open Source

    /anytype-io-alternatives
  8. 1

    Joplin is a free, open source note taking and to-do application, which can handle a large number of notes organised into notebooks. The notes are searchable, tagged and modified either from the applications directly or from your own text editor. .

    Key Joplin features:

    Open Source Cross-Platform End-to-End Encryption Rich Text Support

    Open Source free

    /joplin-alternatives
  9. 1

    Logseq is a local-first, non-linear, outliner notebook for organizing and sharing your personal knowledge base.

    Key Logseq features:

    Bidirectional Linking Graph View Markdown Support Local Storage

    Open Source free

    /logseq-alternatives
  10. 1

    Bring your life's work together in one digital workspace. Evernote is the place to collect inspirational ideas, write meaningful words, and move your important projects forward.

    Key Evernote features:

    Cross-Platform Compatibility Organizational Tools Web Clipper Collaboration Features

    /evernote-alternatives
  11. 1

    Get the OneNote app for free on your tablet, phone, and computer, so you can capture your ideas and to-do lists in one place wherever you are. Or try OneNote with Office for free.

    Key OneNote features:

    Cross-Platform Accessibility Collaboration Features Integration with Microsoft Ecosystem Flexible Organization

    /onenote-alternatives
  12. 1

    Your company knowledge.

    Key Slite features:

    User-friendly Interface Collaborative Features Document Organization Template Library

    /slite-alternatives
  13. 1

    The secure, collaborative notebook.

    Key Turtl features:

    Privacy-focused Open-source Cross-platform support User-friendly interface

    Open Source freemium $3 / Monthly

    /turtl-alternatives
If you think we've missed something, please suggest an alternative to Culma.

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