Obsidian Plugin API

The Obsidian Plugin API provides a robust TypeScript interface for developers to build powerful, custom functionality directly into the Obsidian application.

This is the control center for extending Obsidian's core capabilities: use the Plugin API to build custom features with TypeScript. Developers gain direct access to key application modules, including the `Vault` (file and folder management), `Workspace` (UI pane control), and `MetadataCache` (cached file structure data). Leverage the API to register new views, add global commands, implement custom settings tabs, or integrate with external services via `onload()` and `onunload()` lifecycle hooks. The API ensures a stable, type-checked environment for creating high-performance community plugins, now totaling over 2,700, that fundamentally transform the note-taking experience.

https://docs.obsidian.md/