TreoPIM is a modern, free open source product information management system for retailers, wholesalers and manufacturers with many advantages. TreoPIM is a modern product information management software that is suitable for producers, wholesalers, retailers in B2B or B2B sector. It is 100% open source system that can be used by any client independently from their skills and wishes, because of a simple user interface and high level of flexibility. TreoPIM is a web-based solution with the state of the art data model and is considered to be very fast, because of Single Page Application (SPA). Thanks to GPLv3 license, it is absolutely free, but in order to expand its set of functions, you can use additional paid modules. It helps to collect and unify information from various sources in one repository, for its further management. It can be conducted by creating and filtering of different catalogs, channels, product families, attributes and product relationships. As a result, all product data can be easily updated without being time-consuming. TreoPIM offers an effective data exchange feature. All edited data can be automatically transmitted to any third party system, such as online shop, ERP, or CRM, by using Rest API, or can be exported through other channels.