Smallbox CMS has been in active development since 1999.
- Smallbox CMS 1: Version retired and not supported or developed on.
- Smallbox CMS 2: Version retired and not supported or developed on.
- Smallbox CMS 3: Version retired and not supported or developed on.
- Smallbox CMS 4: Version retired and not supported or developed on.
- Smallbox CMS 5: Version retired and not supported or developed on.
- Smallbox CMS 6: Active [limited support and development]
- Smallbox CMS 7.2: Active [limited support and development]
- Smallbox CMS 7.3: Active [limited support and development]
- Smallbox CMS 7.5: Active
- Smallbox CMS 8.0 (Beta): Active
The above list includes all features and modules integrated in Smallbox CMS, including newsletters and customized components.