+Mediation point for A1 interface termination in SMO/NONRTRIC.
+
+- Implemented as CCSDK OSGI Feature/Bundles.
+- A1 REST southbound.
+- RESTCONF Northbound.
+- NETCONF YANG > RESTCONF adapter.
+- SLI Mapping logic supported.
+- Can be included in an any controller based on ONAP CCSDK.
+
+Implementation:
+
+- Repo: *nonrtric/plt/sdnca1controller*
+- Wiki: `A1 Adapter/Controller Functions in ONAP <https://wiki.onap.org/pages/viewpage.action?pageId=84672221>`_ .
+
+A1 Interface / Near-RT-RIC Simulator
+~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
+
+Stateful A1 test stub.
+
+- Used to create multiple stateful A1 providers (simulated near-rt-rics).
+- Supports A1-Policy and A1-Enrichment Information.
+- Swagger-based northbound interface, so easy to change the A1 profile exposed (e.g. A1 version, A1 Policy Types, A1-E1 consumers, etc).
+- All A1-AP versions supported.
+
+Implementation:
+
+- Implemented as a Python application.
+- Repo: *sim/a1-interface*.
+- Documentation at the :doc:`A1 Simulator documentation site <simulator:index>`.
+
+(Spring Cloud) Service Gateway
+~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
+Support Apps to use A1 Services.
+
+- `Spring Cloud Gateway <https://cloud.spring.io/spring-cloud-gateway>`_ provides the library to build a basic API gateway.
+- Exposes A1 Policy Management Service & Information Coordinator Service.
+- Additional predicates can be added in code or preferably in the Gateway yaml configuration.
+
+Implementation:
+
+- Implemented as a Java Spring Cloud application.
+- Repo: *portal/nonrtric-controlpanel*.