The November 2022 catalogue of ISTAT (Instituto Nazionale di Statistica – Italy) documents five statistical tools: FS4 is an open source generalized software for first stage stratification and selection in sampling related to two or more stages, implemented completely in R language and with a GUI (Graphical User Interface). MAUSS-R is an open source generalized software for the determination of the sample allocation, developed using the R language and provided with a Java interface to facilitate the selection of data and parameters of interest. Multiway Sample Allocation allows to allocate the…