| ADQL | Astronomy Data Query Language |
| AIDA | (EURO-VO) Astronomical Infrastructure for Data Access |
| API | Application Programming Interface |
| AVO | Astrophysical Virtual Observatory |
| CAS | Central Authentication Service |
| CDS | Centre de donnees astronomique de Strasbourg |
| CGI | Common Gateway Interface |
| DAL | Data Access Layer |
| DCA | (EURO-VO) Data Centre Alliance |
| DSS | Digitized Sky Survey |
| FC | (EURO-VO) Facility Centre |
| FITS | Flexible Image Transport System |
| FOV | Field of View |
| GUI | Graphical User Interface |
| IVOA | International Virtual Observatory Alliance |
| PLASTIC | PLatform for AStronomy Tool InterConnection |
| OpenGL | 2D/3D Graphics Application Programming Interface |
| QT | Graphical User Interface Toolkit |
| REST | Representational State Transfer |
| RPM | Red Hat Package Manager |
| RSS | Really Simple Syndication |
| SED | Spectral Energy Distribution |
| SIA(P) | Simple Image Access (Protocol) |
| SSA(P) | Simple Spectral Access (Protocol) |
| SSO | Single Sign On |
| UCD | Unified Content Descriptor |
| URI | Uniform Resource Identifier |
| utype | usage-specific or unique type |
| UWS | Universal Worker Service |
| VO | Virtual Observatory |
| VOTC | (EURO-)VO Technology Centre |
| WSDL | Web Service Description Language |
| XML | Extensible Markup Language |
co-funded project