| Directory | Opsys | Package | Description |
| . | Any | Base | Release notes and installation utility files. (Don't remove the installation utility files or the CSS uninstall facility will be broken). |
| .\csspath | Any | Base | Public .css and .hss files |
.\win
.\os2 | Win32
OS/2 | Base | Executables and dynamic link libraries |
| .\cssdoc and .\img | Any | Docs | This online reference manual |
.\win\lib
.\os2\lib | Win32
OS/2 | API | Static libraries for API linking |
| .\include | Any | API | Header files for API compilations |
| .\samples\file | Any | Samples | CSS samples for file library |
| .\samples\dax | Any | Samples | CSS samples for database library |
| .\samples\rex | Any | Samples | CSS samples for regular expressions library |
| .\samples\cgi | Any | Samples | Sample how to use CSS to implement a CGI program |
| .\samples\c-api | Any | API samples | Samples how to use the C-API to embedd CSS in applications and to write dll's for CSS. |
| .\samples\cpp-api | Any | API samples | Samples how to use the native C++ API to embedd CSS in applications and to write dll's for CSS. |
