The article provides an overview of the two-day sessions of the XI International Conference on Forensic Study of Weapons, which was held at Saratov State University on October 17–18, 2023. The conference was attended by ballistics and criminologists experts from Saratov, Moscow, Volgograd, Nizhny Novgorod, St. Petersburg, the Kyrgyz Republic, the Republic of Armenia, Sri Lanka, the United Arab Emirates, Israel, the Republic of Belarus. The conference has been held on the basis of Saratov State University since 2011. The main issues of the conference are related to the introduction of modern technologies into forensic studies of firearms, ammunition and traces of their use. Promising methods for studying modern models of firearms, traces of their use, shot products, reconstruction of places of criminal use of fi rearms, identification of fi rearms by traces on fi red bullets and spent cartridges were presented and discussed at the conference. The results of research into the effectiveness of using machine learning methods to automatically compare weapon traces on fi red bullets and cartridges for the purpose of classifying them into fi rearms were presented in a number of reports. Separate reports were devoted to the reconstruction of crime scenes involving the use of fi rearms. The conference confirmed the status of a scientific platform bringing together criminologists, ballistics experts, specialists in the field of information and digital technologies, whose scientific interests are related to the study of weapons, ammunition and traces of their use.