Philippe Coval focused on enhancing the stability and compatibility of the XenAPI toolstack across the xapi-project/xen-api and xcp-ng-rpms/xapi repositories. He addressed critical issues in system administration by preserving remote.conf integrity during log forwarding state changes, ensuring disclaimers remained intact and reducing risks from concurrent edits. Using shell scripting and spec file packaging, Philippe also rebuilt the XAPI toolstack to support OpenSSL 3, resolving environment-specific test failures and aligning packaging with upstream Xen API developments. His work emphasized maintainability and traceability, with clear documentation and commit messaging that facilitated future onboarding and reliable CI pipeline integration.