Mac OS X Softwares to Relational Database

Firebird is a powerful, open-source relational database management system (RDBMS) known for its small footprint, high performance, and low maintenance requirements. It offers support for major ANSI SQL standards, making it a reliable choice for various applications from embedded systems to enterprise solutions.

Apache OpenOffice Base is a robust desktop database management system designed to cater to a wide range of database needs, from simple home use to complex business applications, offering a user-friendly interface for creating and managing databases.

Transpose was a versatile workspace designed for individuals and teams, combining elements of note-taking, project management, CRM, and data organization into a single, flexible platform. It empowered users to structure information and collaborate efficiently.

LibreOffice Base is a robust desktop database application designed to streamline the process of creating, managing, and querying databases. It provides an intuitive interface suitable for both beginners and experienced users, facilitating easy data handling and reporting.

PostgreSQL is a robust, open-source object-relational database system renowned for its extensibility, standards compliance, and advanced features. It is highly regarded for its reliability, data integrity, and performance, making it a popular choice for critical enterprise applications and data warehousing.

SQLite is a widely adopted open-source embeddable database engine, known for its serverless architecture, zero configuration, and small footprint.

MySQL Community Edition is the widely adopted open-source relational database management system (RDBMS). It provides a robust, high-performance, and scalable solution for various applications, from small web projects to large-scale enterprise systems. Its reliability and rich feature set have made it a cornerstone of modern data management.