Put together this diagram:
So what does this show:
WIF = WS-Fed
OWIN = WS-Fed, OpenID Connect, OAuth
There is no official Microsoft support for SAML-P (P for protocol). There are open source libraries and commercial stacks - refer : SAML : SAML connectivity / toolkit.
Just to repeat - WIF and OWIN are not protocols - they are wrappers around protocols.