This document is an incremental update of deliverable D5.3 Cross-sector Policy Lifecycle Management: Software Prototype 1, delivered in November 2020, and describes in detail the software components of the Policy Management Framework Layer and Policy Development Toolkit Layer, which are the frontend parts of the PolicyCLOUD platform and allow policy makers to create, update and evaluate policies. For each component, a description of its APIs, specification of the main functionalities, and description of the source code are provided.