alacritty

Alacritty is a high-performance, cross-platform terminal emulator that leverages OpenGL for rendering, delivering fast operations across BSD, Linux, macOS, and Windows environments. It emphasizes extensibility and user configuration while avoiding unnecessary reimplementation of existing application functionalities. Notable features include GPU acceleration, a flexible configuration system, and a focus on performance benchmarking that consistently positions it as one of the fastest terminal emulators available.