During February 2025, Frederik Carlier enhanced the intel/cve-bin-tool repository by developing new detection features for software composition analysis. He expanded the Jasper Checker to accurately identify Jasper library version 2.x within msys and cygwin environments, using Python and pattern-based version detection to improve cross-platform coverage. Frederik also introduced checkers for djvulibre and gettext, enabling extraction of version and vendor information with targeted test data for validation. His work emphasized test-driven development and robust cross-environment validation, resulting in improved accuracy and maintainability. The focus on build systems and vulnerability analysis demonstrated depth in both technical implementation and code quality.