Oprogramowanie prawnie zastrzeżone 4th Dimension4th Dimension. Microsoft Access Advantage Database Server Alpha_Five CA-Datacom Dataphor Daffodil database DB2 EnterpriseDB eXtremeDB Faircom c-tree FileMaker Pro Greenplum Helix database Informix InterBase Jbase Kognitio, WX2 Linter Matisse Microsoft Jet Database Engine (część Microsoft Access) Microsoft SQL Server Microsoft Visual FoxPro Mimer SQL mSQL Multivalue MySQL Enterprise Server Netezza NonStop SQL Oddity Databases Openbase Oracle Oracle Rdb dla OpenVMS OpenLink Virtuoso Universal Server Pervasive Pick Post-Relational Progress 4GL Pyrrho DBMS Sand Analytic Server (formalnie znany jako Nucleus) SIR (including SIR/XS, SIR2002, SIR2000...) solidDB GUPTA SQLBase Sybase SQL Anywhere (formalnie znany jako Sybase Adaptive Server Anywhere oraz Watcom SQL) Sybase Adaptive Server Enterprise Sybase Adaptive Server IQ Teradata ThinkSQL TimesTen Unify Valentina Vertica VistaDB VMDS Whitecross Systems WinBase602
Oprogramowanie historyczne Britton-Lee IDM Micro DBMS Oracle Rdb Paradox PRTV Query by Example|QBE SQL/DS Sybase SQL Server