| ogs | The global namespace for Open Gaming System (OGS) |
| ogs::cclasses | A set of common character classes |
| ogs::core | Provides declarations for core components |
| ogs::core::details | This namespace contains object details |
| ogs::creatures | A minimal set of universal creatures |
| ogs::creatures::humanoids | A collection of common humanoid creatures |
| ogs::feats | A minimal set of universal feats |
| ogs::items | Provides declarations for universal items |
| ogs::items::rings | A collection of magical rings |
| ogs::items::wonders | A collection of wonderous magical items |
| ogs::magic | Provides declarations for magic system |
| ogs::magic::abilities | Extends the core mental ability scores with additional functions to support magic |
| ogs::magic::feats | Contains metamagic feats and other spell related feats |
| ogs::skills | A minimal set of universal skills |
| ogs::spells | Abstract base classes for spells in each school of magic |
| ogs::spells::conjuration | A set of common Conjuration spells |
| ogs::support | Provides declarations for library support |
1.3