This session will cover, at a high level, the APIs that can be used to perform network analysis with local data or services. This will include our APIs for ArcGIS Runtime (.NET, Android, iOS, Java, and Qt); ArcGIS Pro and ArcGIS Enterprise (Python); and Web APIs (JavaScript and REST). The goal is to help users identify which APIs are the most appropriate for their workflows given specific hardware, data, and distribution requirements. Demo code will be included.