IPSM is a decentralized social media network built on top of IPFS.
All you need to join is a local IPFS node with api running on localhost port 5001. After that all you need to do is visit here: https://k51qzi5uqu5dj00g8grr9pby14wibhuhkgxo7gdb5ebnlem2eaeob3809qni8p.ipns.dewb.link
This is an IPFS url that you can open in your browser, but it requires IPFS to be installed on your machine to get access to the IPFS API. How to install IPFS
This project is still very young and in the alpha stages. Expect changes in the framework as well as protocol.
This can be found here
If you get any errors concerning CORS have a look at this, should have everything to get you sorted.