4D - 4D is a relational database management system and IDE.
CompactView - Viewer for Microsoft® SQL Server® CE database files (sdf)
ApexSQL - ApexSQL is a complete suite of tools intended for SQL servers for DBAs and developers that streamlines and automates SQL Server database management and development processes.
Microsoft SQL Server Compact - Bring Microsoft SQL Server 2017 to the platform of your choice. Use SQL Server 2017 on Windows, Linux, and Docker containers.
LiveCode Platform - It is Both Under the GPL and it is also Proprietary if using the GPL version the software you make...
ObjectBox - ObjectBox empower edge computing with an edge device database and synchronization solution for Mobile & IoT. Store and sync data from edge to cloud.