February 5, 2025 Introduction Since Rails 6, Zeitwerk has been the default code loader, replacing the older classic autoloader. Designed for modern applications, Zeitwerk provides constant resolution efficiency, thread safety, and namespace-aware autoloading, making it a must-know tool for advanced Rails developers. However, while Zeitwerk works seamlessly in most Rails projects, deep expertise is required … Continue reading Zeitwerk: The Autoloader That Rails Deserves, But Not the One It Needs Right Now →