libcgal-dev binary package in Ubuntu Focal riscv64

 CGAL (Computational Geometry Algorithms Library) makes the most important
 of the solutions and methods developed in computational geometry available
 to users in industry and academia in a C++ library. The goal is to provide
 easy access to useful, reliable geometric algorithms.
 .
 This package contains most of the header files. The header files for
 visualization with Qt can be found in the package libcgal-qt5-dev.

Source package