Dynamicweb 

Caching API

Configuration API

Logging API

Task management API and logging extensions

API used for implementation of indexing, querying and storing of settings related to the search engine

Environment API

Core API containing contracts and system-wide base objects

Core components used for building UI components in the administration area

Data access API

API used for authorization, impersonation and user management

Extensibility API

API for handling emails

Dynamicweb main API

API used for running scheduled tasks

API for accessing and using IIS for hosting

Ecommerce

Image handling API

API for working with smart searches

UI.Elements

API for data processing activities and consents