Spark ideas. From personal notes to journaling, knowledge bases, and project management, Obsidian gives you the tools to come up with ideas and organize them.

Obsidian is available on all major platforms. Download Obsidian for iOS, Android, macOS, Windows and Linux.

Obsidian Help Welcome to the official Obsidian Help site, where you can find tips and guides on how to use Obsidian. For API documentation visit the Obsidian Developer Docs.

Open Obsidian the same way you would open any other app. You can optionally download the APK for Android from the [Download Obsidian](https://obsidian.md/download) page.

Obsidian is a private and secure space for your thoughts. You can use our apps without sharing any personal information, and your data is stored locally on your device, making it inaccessible to us.

Obsidian is still free for personal use. You can purchase add-on services like Sync or Publish, get a commercial license for work, or support us with a Catalyst license.

All the data in Obsidian Bases is stored in your local Markdown files and their properties. The views are described by the Bases syntax, which can be saved as a .base file or embedded in code blocks …

Instead of providing you with an opinionated and assembled product, [[Obsidian]] gives you a foundation and numerous functional building blocks to discover and build your own solution. The foundation is to …

Feb 20, 2025 · Starting today, the Obsidian Commercial license is optional. Anyone can use Obsidian for work, for free. If Obsidian benefits your organization, you can still purchase Commercial licenses …

Obsidian’s official website is at https://obsidian.md There you can: Download the latest installer if your installer version is old. Register an account, and access your account dashboard, if you wan…