# Schema reference

For information on publication practices for the Open Contracting Data Standard, data serialization and the releases and records model, please see the [OCDS documentation](https://standard.open-contracting.org/latest/en/).

This section contains OCDS for PPP specific reference materials.

```{toctree}
:maxdepth: 1
:glob:

browser
schema
codelists
documents
changelog
```