| CentOS 7.4 | `centos` | `ssh -l centos@<ip address>` | The CentOS Linux distribution is a stable, predictable, manageable and reproducible platform derived from the sources of Red Hat Enterprise Linux (RHEL).|
| CentOS 6.9 | `centos` | `ssh -l centos@<ip address>` | **HCC Standard OS**. The CentOS Linux distribution is a stable, predictable, manageable and reproducible platform derived from the sources of Red Hat Enterprise Linux (RHEL).|
| Fedora 26 Cloud | `fedora` | `ssh -l fedora <ipaddress>` | Fedora is a Linux distribution developed by the community-supported Fedora Project and sponsored by the Red Hat company.|
| Fedora 26 RStudio (Xfce) | `fedora` |[X2Go instructions]({{<relref"connecting_to_linux_instances_using_x2go">}}) | Fedora 26 with the Xfce Desktop Environment pre-installed.|
| CentOS 7.4 Xfce | `centos` |[X2Go instructions]({{<relref"connecting_to_linux_instances_using_x2go">}}) | CentOS 7.4 with the Xfce Desktop Environment pre-installed.|
| CentOS 6.9 Xfce | `centos` |[X2Go instructions]({{<relref"connecting_to_linux_instances_using_x2go">}}) | CentOS 6.9 with the Xfce Desktop Environment pre-installed.|
| Ubuntu 14.04 Xfce | `ubuntu` |[X2Go instructions]({{<relref"connecting_to_linux_instances_using_x2go">}}) | Ubuntu 14.04 with the Xfce Desktop Environment pre-installed.|
| Ubuntu 16.04 Xfce | `ubuntu` |[X2Go instructions]({{<relref"connecting_to_linux_instances_using_x2go">}}) | Ubuntu 16.04 with the Xfce Desktop Environment pre-installed.|
| Ubuntu 17.04 Xfce | `ubuntu` |[X2Go instructions]({{<relref"connecting_to_linux_instances_using_x2go">}}) | Ubuntu 17.04 with the Xfce Desktop Environment pre-installed.|
| Windows 7 | `cloud-user` |[Windows instructions]({{<relref"connecting_to_windows_instances">}}) | Windows 7 Enterprise edition with remote desktop access.|
| Windows 10 | `cloud-user`|[Windows instructions]({{<relref"connecting_to_windows_instances">}}) | Windows 10 LTSB edition with remote desktop access.|
| Windows 7 Matlab | `cloud-user` |[Windows instructions]({{<relref"connecting_to_windows_instances">}}) | Windows 7 Enterprise with Matlab r2013b, r2014b, r2015b, r2016b, r2017a pre-installed.|
| Windows 10 Matlab | `cloud-user`|[Windows instructions]({{<relref"connecting_to_windows_instances">}}) | Windows 10 LTSB with Matlab r2013b, r2014b, r2015b, r2016b, r2017a pre-installed.|
| Windows 7 SAS | `cloud-user`|[Windows instructions]({{<relref"connecting_to_windows_instances">}}) | Windows 7 Enterprise with SAS 9.3, 9.4 pre-installed.|
| Windows 10 SAS | `cloud-user`|[Windows instructions]({{<relref"connecting_to_windows_instances">}}) | Windows 10 LTSB with Matlab r2013b, r2014b, r2015b, r2016b, r2017a pre-installed.|
| Windows 7 Mathematica | `cloud-user` |[Windows instructions]({{<relref"connecting_to_windows_instances">}}) | Windows 7 Enterprise with Mathematica 10.4 and 11.0 pre-installed.|
| Windows 10 Mathematica | `cloud-user`|[Windows instructions]({{<relref"connecting_to_windows_instances">}}) | Windows 10 LTSB with Mathematica 10.4 and 11.0 pre-installed.|
| Ubuntu Cloud 14.04 LTS | `ubuntu` | `ssh -l ubuntu <ipaddress>` | Ubuntu Cloud Image from the 14.04 Long Term Support release.|
| Ubuntu Cloud 16.04 LTS | `ubuntu` | `ssh -l ubuntu <ipaddress>` | Ubuntu Cloud Image from the 16.04 Long Term Support release.|
| Ubuntu Cloud 17.04 LTS | `ubuntu` | `ssh -l ubuntu <ipaddress>` | Ubuntu Cloud Image from the 17.04 Long Term Support release.|
| Fedora 26 RStudio (Xfce) | `fedora`|[X2Go instructions]({{<relref"connecting_to_linux_instances_using_x2go">}}) | Fedora 26 with the Xfce Desktop Environment pre-installed.|
| CentOS 7.4 Xfce | `centos`|[X2Go instructions]({{<relref"connecting_to_linux_instances_using_x2go">}}) | CentOS 7.4 with the Xfce Desktop Environment pre-installed.|
| CentOS 6.9 Xfce | `centos`|[X2Go instructions]({{<relref"connecting_to_linux_instances_using_x2go">}}) | CentOS 6.9 with the Xfce Desktop Environment pre-installed.|
| Ubuntu 14.04 Xfce | `ubuntu`|[X2Go instructions]({{<relref"connecting_to_linux_instances_using_x2go">}}) | Ubuntu 14.04 with the Xfce Desktop Environment pre-installed.|
| Ubuntu 16.04 Xfce | `ubuntu`|[X2Go instructions]({{<relref"connecting_to_linux_instances_using_x2go">}}) | Ubuntu 16.04 with the Xfce Desktop Environment pre-installed.|
| Ubuntu 17.04 Xfce | `ubuntu`|[X2Go instructions]({{<relref"connecting_to_linux_instances_using_x2go">}}) | Ubuntu 17.04 with the Xfce Desktop Environment pre-installed.|
| Windows 7 | `cloud-user`|[Windows instructions]({{<relref"connecting_to_windows_instances">}}) | Windows 7 Enterprise edition with remote desktop access.|
| Windows 10 | `.\cloud-user` |[Windows instructions]({{<relref"connecting_to_windows_instances">}}) | Windows 10 LTSC edition with remote desktop access.|
| Windows 7 Matlab | `cloud-user`|[Windows instructions]({{<relref"connecting_to_windows_instances">}}) | Windows 7 Enterprise with Matlab r2013b, r2014b, r2015b, r2016b, r2017a pre-installed.|
| Windows 10 Matlab | `.\cloud-user` |[Windows instructions]({{<relref"connecting_to_windows_instances">}}) | Windows 10 LTSB with Matlab r2013b, r2014b, r2015b, r2016b, r2017a pre-installed.|
| Windows 10 Matlab r2018b/r2019b | `.\cloud-user` |[Windows instructions]({{<relref"connecting_to_windows_instances">}}) | Windows 10 LTSC with Matlab r2018b and r2019b pre-installed.|
| Windows 10 SAS | `.\cloud-user` |[Windows instructions]({{<relref"connecting_to_windows_instances">}}) | Windows 10 LTSC with SAS 9.4 pre-installed.|
| Windows 7 Mathematica | `cloud-user`|[Windows instructions]({{<relref"connecting_to_windows_instances">}}) | Windows 7 Enterprise with Mathematica 10.4 and 11.0 pre-installed.|
| Windows 10 Mathematica | `.\cloud-user` |[Windows instructions]({{<relref"connecting_to_windows_instances">}}) | Windows 10 LTSB with Mathematica 10.4 and 11.0 pre-installed.|
| Ubuntu Cloud 14.04 LTS | `ubuntu`| `ssh -l ubuntu <ipaddress>` | Ubuntu Cloud Image from the 14.04 Long Term Support release.|
| Ubuntu Cloud 16.04 LTS | `ubuntu`| `ssh -l ubuntu <ipaddress>` | Ubuntu Cloud Image from the 16.04 Long Term Support release.|
| Ubuntu Cloud 17.04 LTS | `ubuntu`| `ssh -l ubuntu <ipaddress>` | Ubuntu Cloud Image from the 17.04 Long Term Support release.|
Additional images can be produced by HCC staff by request at