Masume is a free terminal-based database client that supports multiple database engines including PostgreSQL, MySQL, SQL Server, ClickHouse, SQLite, and MongoDB. It enables users to browse and query databases effortlessly, offering features such as an object tree for database navigation, ER diagrams for visual representation of relationships, and a SQL editor with syntax highlighting and completion. The application also supports staged edits and allows for the execution of SQL statements with options for filtering and sorting results.

In addition to standard database functionalities, Masume incorporates a built-in AI chat feature that assists users with query-related questions, enhancing the overall experience. The software supports SQL notebooks for organized workflows, project profiles for team collaboration, and various import/export options, including CSV and JSON formats. With a focus on usability and security, Masume is designed for both individual developers and teams looking for a robust solution for database management.