The MOBIUS library consortium has been the leading academic library consortium in Missouri for over two decades. Building on earlier collaborative work, seed funding from the state created the consortium in 1998 and MOBIUS became a reality. MOBIUS not only runs a shared integrated library system for most of the academic libraries in Missouri but also implemented a union catalog tying libraries together for resource sharing. Over time MOBIUS has expanded membership out-of-state into Oklahoma, Iowa, Kansas and Texas and as of 2022 MOBIUS has 80 library members with 232 branches. MOBIUS has also been active in licensing of e-resources for libraries, supporting member libraries in their use of open educational resources (OER), training and education, and running open-source software. The MOBIUS Open Source Services (MOSS) program is a service for members hosting software such as ArchivesSpace, Omeka-S, SubjectsPlus, and Evergreen (an open-source ILS). MOBIUS actively works with other consortia around the United States.