Since Eaglercraft 1.21 is a recent development in the browser-based Minecraft space, here are some of the "best" features you can look for or implement: 1. Advanced Client Performance (TeaVM & Desktop Runtime)
Many developers, such as those behind radmanplays's GitHub repository, host the client. eaglercraft 121
Playing is typically as simple as finding a trusted host or "offline download" (an HTML file). Many community-run sites host the latest builds. Since Eaglercraft 1