| Item name | Item Type |
| Becoming a Linux Power User | software |
| Becoming a Linux Server Admin | software |
| CompTIA Linux+ (XK0-005) | software |
| Linux Command Line | software |
| Linux for Beginners | software |
| Linux in the Cloud | software |
| Linux Security Techniques | software |
| Linux Shell Scripting - Advanced | software |
| Linux Shell Scripting - Basics | software |
| LPIC-1 Linux Administrator (101-500) | software |
| LPIC-1 Linux Administrator (102-500) | software |
| LPIC-2 Linux Engineer (201-450) | software |
| LPIC-2 Linux Engineer (202-450) | software |
| Red Hat Enterprise Linux 8 | software |
| The Linux Essentials | software |