About advanced customizations
Learn background information about creating advanced customizations.
Advanced customization overview
Find an overview of customizing the CONTENTdm website.
Customizations support policy
Custom development work, including but not limited to custom scripts, CSS, pages, viewers, or work done using the API, is not officially supported by OCLC.
Global vs collection-level context
Find information about the difference between global and collection-level context within the CONTENTdm website.