DEB package
FerretDB uses PostgreSQL with DocumentDB extension as a database engine.
We provide different DocumentDB .deb packages for various deployments on our release page.
- For most use cases, we recommend using the production package (e.g., 
documentdb.deb). - For debugging purposes, use the development package (contains either 
-devor-dbgsymsuffix e.g.,documentdb-dev.deb/documentdb-dbgsym.deb). It includes features that significantly slow down performance and is not recommended for production use. 
Download the appropriate DocumentDB .deb package from our release page.
Then, you can use dpkg tool to install it.
You need to install PostgreSQL and additional dependencies required by the DocumentDB extension.