HSQLDB is described as '(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' and is a relational database in the development category. There are more than 50 alternatives to HSQLDB for a variety of platforms, including Windows, Linux, Mac, Web-based and Self-Hosted apps. The best HSQLDB alternative is DBeaver, which is both free and Open Source. Other great apps like HSQLDB are SQLite, PostgreSQL, MySQL Community Edition and MongoDB.
A comprehensive, open-source database management tool ideal for developers and administrators. It supports various databases via JDBC drivers, offers extensive plugins and tools like ER diagrams, data migration, and metadata editing, while being ad-free and portable. Usability and extensibility are key features.
United States
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.
PostgreSQL is a powerful, open source object-relational database system with over 35 years of active development that has earned it a strong reputation for reliability, feature robustness, and performance.
United States
MySQL Community Edition is a freely downloadable version of the world's most popular open source database that is supported by an active community of open source developers and enthusiasts.
United States
MongoDB is a document database with the scalability and flexibility that you want with the querying and indexing that you need
MariaDB is a backward compatible, drop-in replacement of the MySQL® Database Server. It includes all major open source storage engines.
Finland
EU
Base is a full-featured desktop database front end, designed to meet the needs of a broad array of users, for all kinds of usages, such as keeping track of collections of objects,maintaining customer information databases,maintaining student grade and curriculum...
GermanyEU
DbGate is cross-platform database manager. Simple and effective, allowing to work with many various databases simultaneously - SQL and NoSQL.
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.
United States
Apache CouchDB is a distributed, fault-tolerant and schema-free document-oriented database accessible via a RESTful HTTP / JSON API. It includes incremental map / reduce mechanics for queries and keeps data safe with an append-only datastore.
United States
WhatTheDuck is an open-source web application built on DuckDB. It allows users to upload CSV files, store them in tables, and perform SQL queries on the data.
India
FileMaker is a cross-platform relational database application. It integrates a database engine with a graphical user interface and security features, allowing users to modify the database by dragging new elements into layouts, screens, or forms.
United States
