MongoDB - MongoDB (from "humongous") is a scalable, high-performance NoSQL database.
Triplit - Triplit is a complete solution to data persistence, state management, and realtime synchronization for web applications that want to go fast.
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.
CouchDB - HTTP + JSON document database with Map Reduce views and peer-based replication