Advantage Database Server is a full-featured, easily embedded, client-server, relational database management system that provides you with Indexed Sequential Access Method (ISAM) table-based and SQL-based data access.
Microsoft SQL Server Alternatives
Microsoft SQL Server is described as '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' and is a popular relational database in the development category. There are more than 50 alternatives to Microsoft SQL Server for a variety of platforms, including Windows, Linux, Mac, Web-based and BSD apps. The best Microsoft SQL Server alternative is SQLite, which is both free and Open Source. Other great apps like Microsoft SQL Server are PostgreSQL, MySQL Community Edition, MariaDB and MongoDB.
Alternatives list
H2 is a relational database management system written in Java. It can be embedded in Java applications or run in the client-server mode. The disk footprint (size of the jar file) is about 1 MB.
The Starcounter database is built with the real-time systems of today in mind. Real-time systems supporting thousands or millions of simultaneous users. Systems like online stores, location-based services or banking applications.
dbHarbor is more than just database management tool. It gives developers and database administrators one place to design, implement and test databases.



ufoSQL is a safe and performance client-server architectural SQL DBMS (Database Management System) for Windows 64 bit operating systems.
Cost / License
- Pay once
- Proprietary
Platforms
- Windows


- 71 HSQLDB alternatives
HSQLDB (Hyper Structured Query Language Database) is a relational database management system written in Java. It has a JDBC driver and supports a large subset of SQL-92 and SQL:2008 standards. It offers a fast, small (around 1300 kilobytes in version 2.

Open Sqlite databases and explore the internal organisation of various objects such as schema, tables and indices. To understand how Sqlite3 data is organised, please see Database file format from Sqlite website.



Sqlite Page Explorer is the most popular iPad alternative to Microsoft SQL Server.
- Sqlite Page Explorer is Free and Open Source
UnQLite is a in-process software library which implements a self-contained, serverless, zero-configuration, transactional NoSQL database engine. UnQLite is a document store database similar to MongoDB, Redis, CouchDB etc.
Cost / License
- Free
- Open Source
Platforms
- Mac
- Windows
- Linux
Enea Polyhedra is a family of the two main products Polyhedra IMDB and Polyhedra FlashLite. Both are relational database systems, sharing the same SQL engine, the same client server architecture and protocols, and both support the hot-standby model for use in high-availability...
OrbitDB is a serverless, distributed, peer-to-peer database. OrbitDB uses IPFS as its data storage and IPFS Pubsub to automatically sync databases with peers. It's an eventually consistent database that uses CRDTs for conflict-free database merges making OrbitDB an excellent...
Cost / License
- Free
- Open Source
Platforms
- Mac
- Windows
- Linux
- BSD
FrontBase was created to fill the need for a robust and scalable relational database server that was Internet enabled, had no downtime, and required zero administration. FrontBases speed, wide range of features, and flexible structure can give you the competitive edge.
Datahike is a durable Datalog database powered by an efficient Datalog query engine. This project started as a port of DataScript to the hitchhiker-tree. All DataScript tests are passing, but we are still working on the internals.
Cost / License
- Free
- Open Source
Platforms
- Self-Hosted






















