Polyhedra RDBMS Alternatives
Apps similar to Polyhedra RDBMS include SQLite, which is free and open source. Other options are PostgreSQL, MySQL Community Edition, MongoDB and MariaDB. Relational Databases like Polyhedra RDBMS are a crowded field, with more than 25 alternatives for Windows, Linux, Mac, the web and self-hosting.
Alternatives list
- 36 Sybase Advantage Database Server alternatives
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.
Cost / License
- Paid
- Proprietary
Application type
Platforms
- Windows
- Linux
Actian PSQL combines a NoSQL transactional engine and a SQL relational engine to deliver a zero-DBA database platform for business applications.
Cost / License
- Paid
- Proprietary
Application type
Platforms
- Windows
SQLMachine is a freeware, safe, scalable and adequate performance client-server side architectural SQL DBMS. (Database Management System).
Cost / License
- Free
- Proprietary
Platforms
- Windows


+1
A SQLite fork that replaces the B-tree storage engine with a content-addressed prolly tree, giving Git-like version control on a SQL database. The parser, planner, and VDBE stay upstream-derived above SQLite's btree.
Cost / License
- Free
- Open Source (Apache-2.0)
Application type
Platforms
- Mac
- Linux
- Windows
- SQLite
- Self-Hosted
Matisse Software Inc. delivers database software and services to companies that need to rapidly and cost effectively develop and deploy scalable applications and services. Matisse 9, a Post Object-Relational Database product, is the first ever SQL-Object programmable data server...
Cost / License
- Paid
- Proprietary
Platforms
- Mac
- Windows
- Linux


+9
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
















