RXVT is a lightweight terminal emulator for Unix-like operating systems. It is designed to be fast and efficient while providing users with a lot of options for customizing its appearance. RXVT is based on the X Window System and supports a variety of features, including support for 256 colors, an extensive set of keyboard shortcuts, and customizable fonts. RXVT is popular among users who need a feature-rich terminal emulator that doesn't consume too much system resources. Additionally, RXVT is highly configurable and is compatible with a variety of other tools, such as tmux, screen, and ssh. Overall, RXVT is an excellent choice for users who want a powerful terminal emulator without sacrificing performance.
Discontinued Last updated: 2013-06-12. Bifurcated alternative: http://alternativeapp.info/software/consolez/
putty is for rxvt connections it is a termnal emulator