DBngin - Free all-in-one database version management tool 🛠️
Datomic - The fully transactional, cloud-ready, distributed database
Canonic - Build full-stack applications without code
Google Cloud Datastore - Cloud Datastore is a NoSQL database for your web and mobile applications.
Adminium - Database backend as a service. Easily view/edi table content
Datahike - A durable datalog database adaptable for distribution.