| Version | Documentation | Download |
| 4.4.20 | Show documentation | Download |
| 4.4.20-11 | Show documentation | Download |
| 4.4.20-12 | Show documentation | Download |
| 4.4.20-4build1 | Show documentation | Download |
| 4.4.20-8 | Show documentation | Download |
| 4.4.20-8.1ubuntu3 | Show documentation | - |
| 4.4.20-8ubuntu2 | Show documentation | - |