- Launchpad PPAs
Launchpad offers so called Personal Package Archives (PPAs) that allow to package and compile for different architectures. By default PPAs build for x86 and amd64 - other architectures need to be explicitly enabled.
First create a Launchpad account: https://login.launchpad.net/+new_account
Sign the Ubuntu code of conduct (that’s required to activate PPAs): https://launchpad.net/codeofconduct
Activate/create a PPA: https://launchpad.net/people/+me/
And fill out the fields with the (PPA) name and description:
Once the PPA is created:
Select ‘Change details’.
At the edit (PPA) dialog:
Scroll down to the bottom of the page where all supported architectures are listed:
Finally select the architecture(s) you want the PPA to be compiled and build for.
A GPG key need to be registered with your Launchpad account to be able to upload: https://help.launchpad.net/Packaging/PPA/Uploading
Further references: