blackbear
Write private Markdown notes and share them when you choose.
A local-first workspace with a formatted Markdown notes editor, wiki-links, folders, tags, search, and note history. Import notes from other apps or Markdown exports, and export standard Markdown. The app works offline for free; optional paid Cloud plans add encrypted sync and hosted sharing. Shared notes can be edited together, while the wider workspace also includes tasks, calendars, and documents.
Product preview
See blackbear in action

What is blackbear best for?
blackbear is a freemium Markdown tool best suited to people who want private markdown notes with optional encrypted sharing and live collaboration. It is available as Web app, Desktop app on Web, macOS, Linux, iOS, Android, and its source status is proprietary.
Verified editor profile
Reviewed October 1, 2026
MarkdownList independently checked these facts against the product, its official documentation, or its public source. Missing items mean not verified, not necessarily unsupported.
Editing experience
Files and offline use
- Folder or workspace support
- Works offline
Long documents
- Document search
- Tabs or multiple documents
Markdown support
- Tables
- Task lists
- Math
Collaboration and history
- Real-time collaboration
- Revision history
At a glance
- Pricing
- Freemium
- Source
- Proprietary
- Best for
- People who want private Markdown notes with optional encrypted sharing and live collaboration
Availability
Platforms
Surfaces
Related tools
HackMD
Real-time collaborative Markdown.
Draft shared technical notes in a browser with Markdown source beside a rendered preview. Live multi-user editing, comments, version history, and team permissions support reviews and shared knowledge. Templates, presentations, GitHub synchronization, math, and diagrams help teams keep technical documents close to their development workflow.
Web app
Web
HedgeDoc
Self-hosted collaborative Markdown notes.
Host a collaborative Markdown workspace on infrastructure you control. HedgeDoc pairs source editing with a live preview, simultaneous editing, note permissions, and revision history. Notes can include diagrams or become slide presentations; running the service requires your own hosting and maintenance.
Web app
Web