Your Personal Knowledge System

A self-hosted knowledge management platform for capturing thoughts, organizing tasks, and building your digital brain. Powered by Claude Code integration.

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Features

Everything you need for knowledge management

Second Brain combines powerful tools for note-taking, task management, and AI-assisted workflows in one self-hosted solution.

Terminal Integration
Native terminal support with node-pty for running commands directly in your workflow.
Claude Code Support
Built-in integration with Claude Code for AI-assisted development and knowledge management.
Custom Skills
Extend functionality with custom skills that automate common tasks and workflows.
Task Management
Track tasks across projects with priorities, due dates, and smart filtering.

And much more...

Built with modern technologies and extensible architecture.

Markdown Editor

Full-featured markdown editor with live preview, syntax highlighting, and frontmatter support.

Document Sharing

Share documents publicly or with private links. Control visibility per document.

Scheduled Reminders

Set reminders and scheduled tasks that notify you at the right time.

File Sync

Automatic synchronization between your local vault and the database.

Self-Hosted

Own your data. Deploy anywhere with Docker or your preferred platform.

Dark Mode

Beautiful light and dark themes that respect your system preferences.

Built With

Modern, battle-tested technologies

Second Brain is built on a solid foundation of open-source tools.

Nuxt

Vue

TypeScript

Tailwind CSS

PostgreSQL

Docker

Drizzle

Claude

Ready to build your second brain?

Get started in minutes. Self-host with Docker or deploy to your favorite cloud platform.

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