Open Source Blockchains with uses
http://hyperledger.org/projects

This was the intro for HyperLedger fabric before it was created
https://www.youtube.com/watch?v=EKa5Gh9whgU

HyperLedger Fabric
https://media.readthedocs.org/pdf/hyperledger-fabric/latest/hyperledger-fabric.pdf
https://hyperledger-fabric.readthedocs.io/en/release/
http://hyperledger-fabric.readthedocs.io/en/release/getting_started.html
http://hyperledger-fabric.readthedocs.io/en/release/blockchain.html

You can download Fabric with the Buttons at the top of the page on this link
https://www.hyperledger.org/projects/fabric

HyperLedger Live Chat
https://chat.hyperledger.org/channel/fabric

HyperLedger 7 part video series (after you watch  the first one, the others should automatically come up after each video)
https://www.youtube.com/watch?v=7EpPrSJtqZU

IBMs HyperLedger Blockchain
https://www.youtube.com/watch?v=JuXH9OYXcQQ

Here is an IBM series about HyperLedger
https://www.youtube.com/watch?v=yfpXnl6U3y8