Hyperledger

What is Hyperledger?

https://blockgeeks.com/guides/what-is-hyperledger/
A lot of explanation on the above link.

Important to know -

1. Hyperledger was created by Linux Corporation in late 2015. 
2. It is not Bitcoin or some other crypto-currency. It is not Ethereum or some other code execution engine
3. It aims to create an blockchain based environment where companies and developers can collaborate to create frameworks/ projects.
4. More than 100 companies are part of it.
5. What projects have been already created using it:

Hyperledger Sawtooth: This is a modular blockchain suite developed by Intel, which uses a new consensus algorithm called Proof of Elapsed Time (PoeT).

Hyperledger Iroha: Iroha is a project of a couple of Japanese companies to create an easy to incorporate the framework for a blockchain.

Hyperledger Fabric: This project is lead by IBM. Fabric is a plug and plays implementation of blockchain technology designed as a foundation to develop high-scaling blockchain applications with a flexible degree of permissions.

Simple video to understand Hyperledger fabric

Hyperledger glossary
https://hyperledger-fabric.readthedocs.io/en/release-1.2/glossary.html