Abstract: A system of computation tools sharing, the computing tools having been used to generate results presented in scientific publications, includes a computing tool being composed of a source code and a program execution tool whose function is to execute the program described by the said source code, and at least one server being used to memorize the computing tools, the computing tools being accessible remotely by an accessing user by the use of an Internet portal, the access to a computing tool through the Internet portal being linked to the scientific publication for which it has been used to generate results.