OCDS Extension Explorer

Disclose more data about your contracting processes, using extensions to the Open Contracting Data Standard.

For data publishers

OCDS defines a core set of fields and codes for describing contracting processes. You can use extensions to describe additional fields outside the core set.

Read the publisher guidance

For data users

OCDS data can include fields and codes from the OCDS schema and from extensions. To understand extended data, you need to identify which extensions are used and read the extensions' documentation.

Read the user guidance