VistaDB is described as 'An embedded database engine for .NET applications' and is an app in the Office & Productivity category. There are nine alternatives to VistaDB for a variety of platforms, including Windows, Linux, Mac, BSD and Self-Hosted solutions. The best alternative is PostgreSQL, which is both free and Open Source. Other great apps like VistaDB are SQLite (Free, Open Source), MongoDB (Free), MariaDB (Free, Open Source) and Microsoft SQL Server (Freemium).
PostgreSQL is a powerful, open source object-relational database system. It has more than 15 years of active development and a proven architecture that has earned it a strong reputation for reliability, data integrity, and correctness.
SQLite is a software library that implements a self-contained, serverless, zero-configuration, transactional SQL database engine. SQLite is the most widely deployed SQL database engine in the world. The source code for SQLite is in the public domain.
MongoDB is a document database with the scalability and flexibility that you want with the querying and indexing that you need MongoDB stores data in flexible, JSON-like documents, meaning fields can vary from document to document and data structure can be changed over...
MariaDB is a backward compatible, drop-in replacement of the MySQL® Database Server. It includes all major open source storage engines. The source code for MariaDB is publically available from Launchpad. Binaries and packages are also available.
SQL Server delivers on Microsoft’s Data Platform vision by helping your organization manage your data by enabling you to store data from structured, semi-structured, and unstructured documents within the database.
Firebird is a relational database offering many ANSI SQL-92 features that runs on Linux, Windows, and a variety of Unix platforms. Firebird offers excellent concurrency, high performance, and powerful language support for stored procedures and triggers.