This technical note describes the main features of Shrimp, a software that renumbers mesh entities and splits mesh domain and handle the parallelization of adaptive mesh generators. The aim of the software, the input and the output files and the list of options are given in this document. Shrimp has been developed within the GAMMA research project at INRIA Paris-Rocquencourt. This document describes the features of the current version: release V1.0 (January 2009).