Hyperledger Fabric and Sawtooth are one of the leading Blockchain frameworks. But what should you choose? Under what scenarios? Learn more here I’ve been using both Hyperledger Fabric and Sawtooth for sometime now. While they’re both great frameworks, they each have their own nicks and workarounds. …

Hyperledger Composer is a very popular Blockchain application development, the popularity is mainly because of it’s ease of use. Learn more. One of the key component is the Query language which resembles SQL language. In this article I’ll go through how we can build queries for your blockchain application. In…

Learning to develop on Hyperledger Fabric? Read this handy guide first to make sure you don’t get lost easily. In short it’s ‘Beginners mistakes in Hyperledger Fabric to avoid’. Hyperledger Fabric is a young project and because of that there’s hardly any resources online. It’s a very long learning curve…

THE ARCHITECTURE

Learn how to setup a NodeJS server for your Blockchain network to allow multiple users to interact with the chain easily. In our previous article, we learnt about writing your first simple Hyperledger Fabric Chaincode in Go and how to set up your development environment for Hyperledger Fabric. …

Hyperledger Composer is a very popular Blockchain application development, the popularity is mainly because of it’s ease of use. Learn more. One of the key component is the Query language which resembles SQL language. In this article I’ll go through how we can build queries for your blockchain application. In…

In my previous article, I spoke about how to setup the Hyperledger Composer NodeJS SDK with expressJS to build your own RESTFul API for a Composer Business Network. And this article is a continuation of it where it’s about how to create and submit transactions. CREATE ASSET DEFINITION As the first step, let’s…

If you’re very new to blockchain and building your first network with Hyperledger fabric, I’d strongly suggest you to read this article so to understand the architecture of the framework and the components involved. The diagram below is gives you an overview of the entire architecture and the hierarchy of…

I’ve created a sample project with the help of composer’s multi organization tutorial (https://hyperledger.github.io/composer/tutorials/deploy-to-fabric-multi-org.html) And here I’ll be talking about how to use my scripts and the things to be remembered while setting up the composer profiles and network cards. SETTING UP THE PROJECT As the first step, clone our sample Repo from Github. …