Firebird RDBMS offers ANSI SQL features & runs on Linux, Windows & several Unix platforms. Features excellent concurrency & performance & powerful stored procedure & trigger language.
More information and downloads at https://firebirdsql.org/, issue tracker is https://github.com/FirebirdSQL/firebird/issues
Object-Oriented Database in C# with PowerShell interface
- Suitable for mobile apps, enterprise software in C#, data science tasks.
- Can be easily used as a local database in C# application or used as database server.
- Nested data structures supported.
- PowerShell interface for interactive mode and scripting.
See project Wiki for more.