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. 2020 Dec 9;15(12):e0243043. doi: 10.1371/journal.pone.0243043

Table 3. Development environment for the proposed framework.

Component Description
Operating Systems Ubuntu Linux 16.04 64 bit
IDE Hyperledger Composer
CPU (Intel(R)Core(TM)i5-8500 CPU @ 2.5GHz 2.7GHz
Memory 8 GB
Node v8.15.0
CLI Tool Composer REST Server
Docker-compose Version 18.09.2
Python v2.7.12
Blockchain Network Hyperledger Fabric
Framework Tools Visual studio code
Programming Language Angular 4,Node.js,composer modeling language
On-chain Database CouchDB
Off-Chain Database IPFS