ESA generic E2E simulator Interface Control Document (v1.4.0) has been published and can be downloaded here.
The updated document improves the CLI specification to allow more robust and flexible invocation (including support for optional configuration, input and output files) by a compliant orchestrating framework, such as openSF.
ESA generic E2E simulator Interface Control Document (v1.4.1) has been published and can be downloaded here.
White Paper on E2E mission performance simulation chains (v1.2) has been updated and can be downloaded here.
This white paper captures lessons learned in the procurement and technical development of End-to-End mission performance simulation chains for Earth Observation. These tool chains includes simulation of both the target scene and the space segment, as well as the Level 1 and Level 2 processing.
The document provides recommendations, templates and reference to tools implementing common practices addressing the lessons learned.

The openSF Roadmap covering the upcoming releases (3.7.3, 3.7.4, 3.7.5) has been updated and can be accessed from here
ESA standard licenses for Open Source and Community software have been updated to version 2.3 and are available at
https://eop-cfi.esa.int/index.php/docs-and-mission-data/licensing-documents