* Baan Bshell Virtual Machine – Baan 4GL
* Common Language Infrastructure – C#, Visual Basic .NET, J#, C++/CLI (formerly Managed C++)
* Dalvik virtual machine – part of the Android mobile phone platform
* Dis – Inferno operating system and its Limbo programming language
* Dosbox
* EiffelStudio for the Eiffel programming language
* Erlang programming language
* Forth virtual machine – Forth
* Glulx – Glulx, Z-code
* Hec – Hasm Assembler
* Java Virtual Machine – Java, Nice, NetREXX, Scala, Groovy, Clojure, JRuby
* Juke Virtual Machine – A public domain ECMA-335 compatible virtual machine hosted at Google code.
* Low Level Virtual Machine (LLVM) – currently C, C++, Stacker
* Lua
* Macromedia Flash Player – SWF
* Memory Array Redcode Simulator (MARS) – Virtual machine that executes Corewars programs.
* MMIX – MMIXAL
* Neko virtual machine – currently Neko and haXe
* O-code machine – BCPL
* p-code machine – Pascal
* Parrot – Perl 6
* Perl virtual machine – Perl
* CPython – Python
* YARV – Ruby MRI
* Rubinius – Ruby
* ScummVM – Scumm
* SECD machine – ISWIM, Lispkit Lisp
* Sed the stream-editor can also be seen as a VM with 2 storage spaces.
* Smalltalk virtual machine – Smalltalk
* SQLite virtual machine – SQLite opcodes
* Squeak virtual machine – Squeak
* SWEET16
* Tamarin (JavaScript engine) – ActionScript VM in Flash 9
* TrueType virtual machine – TrueType
* Valgrind – checking of memory accesses and leaks in x86/x86-64 code under Linux
* Virtual Processor (VP) from Tao Groumadarchodp (UK).
* VX32 virtual machine – application-level virtualization for native code
* Waba – Virtual machine for small devices, similar to Java
* Warren Abstract Machine – Prolog, CSC GraphTalk
* Z-machine – Z-Code
* Zend Engine – PHP
* libJIT Just-In-Time compilation library – libJIT bytecode
* ATL (A MTL Virtual Machine)
* Bochs, portable open source x86 and AMD64 PCs emulator
* CHARON-AXP, provides virtualization of AlphaServer to migrate OpenVMS or Tru64 applications to x86 hardware
* CHARON-VAX, provides virtualization of PDP-11 or VAX hardware to migrate OpenVMS or Tru64 applications to x86 or HP integrity hardware
* CoLinux Open Source Linux inside Windows
* CoWare Virtual Platform
* Denali, uses paravirtualization of x86 for running para-virtualized PC operating systems.
* Hercules emulator, free System/370, ESA/390, z/Mainframe
* KVM
* Logical Domains
* LynxSecure uses the MILS architecture to provide high assurance for embedded systems on x86
* Windows Virtual PC (formerly Microsoft Virtual PC) and Microsoft Virtual Server
* Oracle VM
* OVPsim is a freely available virtual platform simulator designed to simulate complex multiprocessor systems at very high speeds
* Palacios is an OS independent embeddable VMM, it is an open source virtual machine monitor for modern architectures
* Parallels Workstation, provides virtualization of x86 for running unmodified PC operating systems
* Parallels Desktop for Mac, provides virtualization of x86 for running virtual machines on Mac OS X
* QEMU, is a simulator based on a virtual machine.
* SheepShaver.
* Simics
* Sun xVM
* SVISTA
* twoOStwo
* User-mode Linux
* VirtualBox
* Virtual Iron (Virtual Iron 3.1)
* VM from IBM
* VMLite
* VMware (ESX Server, Fusion, Virtual Server, Workstation, Player and ACE)
* Xen (Opensource)
* IBM POWER SYSTEMS
* OpenVZ
* FreeVPS
* Linux-VServer
* FreeBSD Jails
* Solaris Containers
* AIX Workload Partitions