The following is a list of reference ESA open Software Licenses.

These licenses cover the cases of real Open Source licences (open to everybody) as well as Community Licences (open to ESA member states only) with varying degree of copyleft.

 
Document Version Remark
European Space Agency Public License - Type 1 2.1  
European Space Agency Public License - Type 2 2.1 Does not allow relink
European Space Agency Public License - Type 2 2.1 Allows relink
European Space Agency Public License - Type 3 2.1  
ESA Software Community License - Type 1 1.1  
ESA Software Community License - Type 2 1.1 Does not allow relink
ESA Software Community License - Type 2 1.1 Allows relink
ESA Software Community License - Type 3 1.1  

 

Additional information