What are the difference between various Hyperledger Projects

Question

There are around 5 projects currently under Hyperledger. Can't find any material that provides info about the distinctive features of every framework and how each of them differ and when to use which framework?

Answer 1

Hyperledger incubates a plethora of business blockchain technologies, framework, under its “Umbrella strategy“. Currently, Hyperledger houses the following projects:

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• Sawtooth uses POET, proof of elapsed time, in an effort to speed up the process while making it less resource intensive 
• The Fabric (or the Hyperledger Fabric) led by IBM was designed to develop highly scalable blockchain applications with the flexibility of permissions
• Burrow is a smart contract implementation
•  Iroha folds in mobility components
•  Indy is an attempt to tackle the problem of Identity management