Using the vSphere 5.0 or 4.0 Client, you can import an OVF package and export a vApp into an OVF package. For example, to import an OVF package using vSphere Client 4:

Click File > Deploy OVF Template.

For example, to export a vApp into an OVF package using vSphere Client 4:

Click File > Export OVF Template > Export.

Using the vSphere Client 2.5, you can import an OVF virtual machine into an ESXi host and export a virtual machine to an OVF file (note that vSphere Client 2.5 is limited to OVF 0.9). For example, to import an OVF vApp into an ESXi host using vSphere Client 2.5:

Click File > Virtual Appliance > Import .

For example, to export a virtual machine to an OVF file using vSphere Client 2.5:

Click File > Virtual Appliance > Export .

OVF packages imported or exported by OVF Tool are completely compatible with packages imported or exported by the vSphere Client or the vSphere Client.