Simon Breuss upgraded the Open62541pp package in the conan-io/conan-center-index repository to version 0.20.0, focusing on maintaining compatibility with newer open62541 library versions. He implemented version-dependent constraints using CMake and Python to ensure Open62541pp only builds with open62541 versions 1.4 or higher, addressing potential incompatibilities before they could affect downstream users. Simon’s work emphasized dependency hygiene and robust package management, preparing a release-ready change that preserved stability across the ecosystem. Although no major bugs were fixed during this period, his approach prioritized long-term maintainability and alignment with evolving dependencies, laying a solid foundation for future upgrades.