Emulators of Historical Systems

Emulators of Historical Systems

Abstract Machine Emulators:
- Napier's Bones and Chessboard calculators
- Finite State Machines
  - JAN Lee's versions
  - An Interactive System for the Exploration of Finite State Machines by Matt Chapman (UK).
- Turing Machines
  - JAN Lee's versions (samples and free use)
  - A Turing Machine Emulator by Paul A. Queior, Brandeis University
Several emulators of the Manchester Mark I:
- ftp://samson.kean.edu/pub/leew/madm.zip -- an early, DOS-based version, in C
- ftp://samson.kean.edu/pub/leew/wmadm.zip
- ftp://samson.kean.edu/pub/leew/wmadmsrc.zip -- a later, Windows-based version, in Delphi (1.0, I think)
- ftp://samson.kean.edu/pub/leew/ssem/ -- the most recent version, written as a literate program in Java (1.1) using noweb and pretzel, written in honor of the 50th Anniversary
An excellent on-line Applet simulator of a three-wheel engima by Andy Carlson, ATT Labs, UK.
Andy Carlson also has a C++ model of the Bombe machine used at Bletchley Park.
The Enigma Machine by Russell Schwager, Johns Hopkins University Computer Science Department.
A very nice EDSAC emulator for PCs and Macintoshes by Martin Campbell-Kelly, University of Warwick.
Though not truly a machine, this CP/M Emulator is an application to emulate CP/M-80 ver2.2 for the Macintosh from Japan.
Emulation.net is a collection of emulators for the Macintosh includes not only many emulators for game playing machines but also the following systems:
- Amstrad CPC
- Amstrad PCW
- Apple I
- Apple II
- Apple ///
- Atari 800
- Atari ST
- BBC Micro
- Commodore 64
- Commodore Amiga
- CP/M
- Edsac
- IBM PC
- IBM Series 1
- Macintosh
- Memotech MTX
- MIPS R2000
- MO5
- MSX
- Oric
- PDP-8/E
- SAM Coupé
- Sinclair QL
- Sinclair ZX81
- Sinclair ZX-Spectrum
- Thomson TO8
- TI99
- TRS-80
- TRS-80 Color Computer
- VAX
- VIC-20
A Simple Computer Emulator by Beach Internet Studios.
How To Write a Computer Emulator by Marat Fayzullin.