Boutchicha, NossibaSupervisor: Meliouh, AmelSupervisor: Fernini, Belabdelouahab2023-05-222023-05-222015-06-10http://dspace.univ-msila.dz:8080//xmlui/handle/123456789/38538A mobile agent is a composition of computer software and data, which is able to migrate from one cornputer to another autonomously and continue its execution on the destination computer. For this reason, we use it to analyze an XML document. To perform this task, we have developed an application Chat allows users to extract information from an XML document using mobile agents.enmobile agent, ?KMI-, analyze, migration.Thesis