> For the complete documentation index, see [llms.txt](https://voyzu.gitbook.io/docs/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://voyzu.gitbook.io/docs/installation-and-operation/stack.md).

# Stack

Voyzu is developed with a small set of external dependencies:

* PostgreSQL database
* Node.js 24 or later
* Voyzu is a monorepo containing three Next.js applications using:
  * TypeScript
  * React
  * Server-side rendering where needed
  * Custom React components (no component library)
* Puppeteer, which uses Chromium, for PDF generation

## Operating systems

As a PostgreSQL and Node.js application, Voyzu supports:

* macOS
* Windows
* Linux