ElasticSearch - Elasticsearch is an open source, distributed, RESTful search engine.
Microsoft Office Access - Access is now much more than a way to create desktop databases. It’s an easy-to-use tool for quickly creating browser-based database applications.
Vertica - Vertica is a grid-based, column-oriented database designed to manage large, fast-growing volumes of...
My Visual Database - Using My Visual Database, you can create databases for invoicing, inventory, CRM, or any specific purpose.
Apache Druid - Fast column-oriented distributed data store
MongoDB - MongoDB (from "humongous") is a scalable, high-performance NoSQL database.