Ubuntu codenames releases. Versions ending with .04 are Long Term Support (LTS) releases and supported for 5 years. Versions ending with .10 are standard releases, supported for 9 months:
This list is incomplete:
| Codename | Version |
|---|---|
| Plucky | 25.04 |
| Oracular | 24.10 |
| Noble | 24.04 |
| Jammy | 22.04 |
| Focal | 20.04 |
| Bionic | 18.04 |
| Xenial | 16.04 |
| Trusty | 14.04 |
https://launchpad.net/ubuntu/+series