CENTRAL (Central European Network for Teaching and Research in Academic Liaison) is a university-based Central European network. Founded in 2014 on the initiative of Humboldt-Universität zu Berlin. Among other partners belongs the Universities of Vienna and Warsaw, Charles University as well as ELTE Budapest.

CELSA was founded in April 2016 by 7 old and famous universities in 4 innovative European cities: Budapest (Hungary), Leuven (Belgium), Ljubljana (Slovenia), Tartu (Estonia), Prague (Czech Republic). The Alliance aims at promoting collaboration between its members, to exchange practice at both policy and operational level, and together to find solutions for the major problems Europe is facing.

4EU+ European University Alliance brings together six comprehensive, research-intensive, public universities from four regions of Europe to strengthen the European vision of deepened cooperation and mutual enrichment by developing a new quality of cooperation in teaching, education, research and administration, leading to the creation of a truly integrated European University System.