political platform vs political program

political platform and political program both are nouns.

Word	Noun	Adjective	Verb	Adverb
political platform	Yes	No	No	No
political program	Yes	No	No	No

As nouns, political platform and political program are synonyms defined as:

political platform and political program: a document stating the aims and principles of a political party

Other synonyms of political platform include platform, program.

political platform (noun)	political program (noun)
a document stating the aims and principles of a political party	a document stating the aims and principles of a political party