This is a repackaged open source software product wherein additional charges apply for deployment of the application and AMI support and compliance. CouchDB is a seamless multi-master sync, that scales from Big Data to Mobile, with an Intuitive HTTP/JSON API and designed for Reliability. CouchDB is NoSQL database. CouchDB database does not store data and relationships in tables. Instead, each database is a collection of independent documents. Each document maintains its own data and self-contained schema.