platform
US /ˈplæt.fɔːrm/
UK /ˈplæt.fɔːrm/

1.
2.
a declared policy of a political party or group
:
•
The candidate ran on a platform of economic reform.
•
The party's platform focuses on social justice.
3.
a system that supports the operation of software or other technologies
:
•
The software is compatible with multiple operating systems and hardware platforms.
•
Our new app will be available on all major mobile platforms.