From a documentary standpoint, the solution notably replaces file servers. With these, in addition to the difficulty of setting up access rights, the information duplication rate was 4 or 5, or even more. Document trees were multiplying and document versioning was impossible. There was a wealth of information, but an overall loss of knowledge. The highly integrated approach proposed by CEO-Vision has seduced us, as the result of commitment to these open source tools. Once the information is intended to be capitalized and shared, or is confidential, the use of GoFAST is required.