What is Gnusim8085? Gnusim8085 is a software simulator for the Intel 8085 microprocessor. It allows users to create and run assembly language programs for the 8085 microprocessor without needing physical hardware. Gnusim8085 provides a virtual environment for users to learn and experiment with the 8085 microprocessor architecture and instruction set. The software provides a user-friendly graphical interface that allows users to write, assemble, and execute 8085 assembly language programs. It also includes a debugger that allows users to step through code, set breakpoints, and view the contents of the various registers and memory locations. Gnusim8085 is open-source software and is available for free download on multiple operating systems, including Windows, Linux, and macOS. It is commonly used in computer science and engineering courses to teach students about microprocessors and assembly language programming.