| Stable | Beta | Alpha | Development | Snapshot | |
| yagIRC | 0.66.0 | - | - | - | - |
| Yard | 1.17 | - | - | - | - |
| yarec | 0.53 | - | - | - | - |
| Yaroslav Linux Patches | - | - | - | - | - |
| ypserv | 1.3.6 | - | - | - | - |
| Yudit | 1.1 | - | - | - | - |
| zed | 1.0.3 | - | - | - | - |
| zgv | 4.0 | - | - | - | - |
| ZipCracker | 0.0.4 | - | - | - | - |
| Zipper! | - | 1.62 | - | - | - |
| Zircon | 1.18.180 | - | - | - | - |
| ZMailer | 2.99.49p9 | - | - | - | - |
| zsh | 3.0.5 | 3.1.5 | - | - | - |