One of the significant differences between Hyperledger fabric vs Composer is that Fabric is a framework, and Hyperledger Composer is a tool. So, with Hyperledger Composer, you can create a new platform of framework similar to Hyperledger Fabric. But with Fabric, you can’t do that.
What type of file is written in the Hyperledger composer Modeling Language?
Hyperledger Composer includes an object-oriented modeling language that is used to define the domain model for a business network definition. A Hyperledger Composer CTO file is composed of the following elements: A single namespace. All resource declarations within the file are implicitly in this namespace.