Apps similar to SQLGate include DBeaver, which is open source with a free version. Other options are PostgreSQL, MySQL Community Edition, MongoDB and MariaDB. You're spoiled for choice with Relational Databases like SQLGate: we list more than 25 alternatives for Mac, Windows, Linux, self-hosting and the web.
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.
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...
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dbHarbor is more than just database management tool. It gives developers and database administrators one place to design, implement and test databases.
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.
CUBRID is a comprehensive GPL/BSD open source relational database management system highly optimized for Web Applications. CUBRID is being developed in C/C++. Includes native HA, online hot backup, and other features. JDBC, PHP, ODBC/.NET, Ruby & Python APIs.
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...
DB2 offers industry leading performance, scale, and reliability on your choice of platform from Linux to z/OS. DB2 supports storing XML and relational data and offers SQL PL and PL/SQL procedural languages.
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.
QueryPie is a centralized platform to manage scattered data sources and security policies all in one place, 1) without changing the existing data environment, 2) integrating with the identity provider system, and 3) enabling attribute-based access control.
SQLMachine is a freeware, safe, scalable and adequate performance client-server side architectural SQL DBMS. (Database Management System).
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