# The ontology repository

Available in...

* Big Data Platform
* Cloud API Services Platform
* Cloud Big Data Platform
* Cloud Data Fabric
* Cloud Data Management Platform
* Data Fabric
* Data Management Platform
* Data Services Platform
* MDM Platform
* Real-Time Big Data Platform

The ontology repository built on the Elasticsearch server can store hundreds of semantic concepts and attributes which you can increase every time you define and run a Semantic-aware analysis in the Profiling perspective of Talend Studio.