The Computer Emulation Framework (CEF) is available for MS Windows with emulators for various systems such as Altair 8800, IMSAI 8080, Cosmac Elf, and many other components. The software is in the public domain and includes sources for customization.
In addition to these iconic machines, the CEF also includes various system components such as VDM-1 and MITS 88-SIO. If you missed out on these devices the first time around, this software gives you a chance to relive their unique computing experiences.
But that's not all. The CEF implementation also includes the source code, so if you're interested in tinkering with these emulations or creating your own, you have everything you need to get started.
One more thing: the software is in the public domain, so you don't have to worry about any licensing fees or restrictions. Overall, the Computer Emulation Framework for MS Windows is a top-notch option for anyone looking to explore the history of computing in a fun, interactive way.
Version 2.2: Big-endian support, new assembly directives, assembly listings, bug fixes
Version 1.8: Multi-threading support, new assembly directives, enhanced assembly listings, bug fixes
Version 2.1: Big-endian support, new assembly directives, assembly listings, bug fixes