OpenSidian

Overview

OpenSidian provides a flexible workspace for building a personal knowledge base from plain Markdown files. Link notes together visualize relationships and organize information locally while keeping your data portable and independent from a proprietary cloud service.

Key features

• Markdown notes
• Bidirectional linking
• Knowledge graph
• Local-first storage
• Plain text files
• Backlinks
• Tags and organization
• Open-source software
• Portable data