MongoDB - MongoDB (from "humongous") is a scalable, high-performance NoSQL database.
OrbitDB - OrbitDB is a serverless, distributed, peer-to-peer database.
CompactView - Viewer for Microsoft® SQL Server® CE database files (sdf)
Amazon DynamoDB - Amazon DynamoDB is a fully managed NoSQL database service offered by Amazon.
ObjectBox - ObjectBox empower edge computing with an edge device database and synchronization solution for Mobile & IoT. Store and sync data from edge to cloud.
kvdb.io - Simple key-value store as a service for metrics collection for IoT and more. Supports counters, arbitrary data, and key expiration out of the box.