MUlator by Kevin Cole is licensed under a Creative Commons Attribution-ShareAlike 4.0 International License.
This is an early, early, attempt to emulate a simple 8-bit processor using pseudo-op codes. It is being designed as a tool to teach high school students the basics of binary and machine language. Due to screen real estate considerations, and the fact that too many ones and zeros make the eyes glaze over, it may evolve into a hexadecimal machine display eventually.
To see early progress, visit the test / demo page