#import/export
DB Browser for SQLite
DB Browser for SQLite is an open-source, free SQLite database management tool that provides an intuitive graphical interface, enabling users to easily create, edit, and manage SQLite database files, as well as browse and modify data without needing to write complex SQL statements.
Sequel Pro
Sequel Pro is a free, open-source MySQL database management tool designed specifically for macOS. It offers intuitive connection management, a powerful SQL editor, comprehensive database operation features, and supports data import/export and backup/restoration, making database management more efficient and convenient.
SwitchHosts
SwitchHosts is a free, open-source hosts management tool specifically developed for macOS. It supports rapid switching between multiple hosts configuration schemes, offering features such as syntax highlighting, remote schemes, and quick switching via the menu bar. This helps developers and network administrators efficiently manage local development and testing environments.