FlyEnv is an all-in-one web server and environment manager designed to streamline web development across macOS, Windows, and Linux platforms. It supports a wide array of technologies, including Apache, Nginx, PHP, Node.js, Java, Go, Python, MySQL, MariaDB, PostgreSQL, MongoDB, and more, allowing developers to manage multiple projects with diverse requirements seamlessly. With its user-friendly interface, FlyEnv simplifies the setup and management of local development environments, enabling efficient testing and deployment of web applications.