Giac or GIAC may refer to:
- Global Information Assurance Certification, an information security certification entity.
- Giac (software), a C++ library that is part of the Xcas computer algebra system
This disambiguation page lists articles associated with the title Giac.
If an internal link led you here, you may wish to change the link to point directly to the intended article.
If an internal link led you here, you may wish to change the link to point directly to the intended article.