A very basic decentralised file storage system using the Kademlia distributed hash table and the IOTA token.
The code is inside the Server.js file. If you want a more in-depth look at the process I went through to code it I suggest you check out the Development Log.
Youtube Channel: https://www.youtube.com/channel/UCULvdtd-DnWP2U7dG5N9heA