is is the Nebulas compatible JavaScript API. Users can use it in browser and node.js. This javascript library also support API for our Repl console. Users can sign/send transactions and deploy/call smart contract with it. neb.js Install &amp;&amp; Package Use the npm installation dependencies npm install Use gulp to package the neb.js: gulp Now we can check the newly created files in /dist Here you should see a bunch of js files. neb.js:Used in browser side. Only RPC interface supported. neb-light.js:Used i