One of the most popular alternatives to Microsoft SQL Server is SQLite, which is free and open source. Other popular alternatives are PostgreSQL, MySQL Community Edition, MariaDB and MongoDB. Relational Databases like Microsoft SQL Server are a crowded field, with more than 50 alternatives for Windows, Linux, Mac, the web and self-hosting.
Titan is a scalable graph database optimized for storing and querying graphs containing hundreds of billions of vertices and edges distributed across a multi-machine cluster. Titan is a transactional database that can support thousands of concurrent users executing complex graph...
An embedded database built on object storage. Unlike traditional LSM-tree storage engines, SlateDB writes data to object storage to provide bottomless storage capacity, high durability, and easy replication.
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.
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.
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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.
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.
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...
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.
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...
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