Open Services for Lifecycle Collaboration (OSLC) is an open community creating specifications for integrating tools.
MDAccess for OSLC enables developers to easily query and update content in an OSLC remote application.
See this tutorial for an introduction on OSLC:
https://open-services.net/resources/oslc-primer/
Creating an OSLC client
Querying OSLC Resources
Using OSLC Configurations