Ptolemy II is an open-source software framework supporting experimentation with actor-oriented design.

View on GitHub

PtII Downloads

Some of these links lead to development-grade code, which may have serious bugs.

For better quality release-grade code, see the Ptolemy II Website.

See PtolemyII/CapeCode for CapeCode downloads. The downloads on this page are a superset of the CapeCode Downloads.

Platform Ptolemy II 11.0.1 Production Quality Most Recent Nightly Build Experimental, not tested by hand
Git sources (Preferred) Git Instructions
Mac OS X
(Untar, then right click on the .app file and select Open. See Notes for macOS.
September 2021: Note that running on the Mac will probably fail with LSOpenURLsWithRole() failed with error -10810 .... See JDK shipped with nightly build installers needs to be updated.
64-bit Windows ptII11_0_1_setup_windows_64.exe ptII11_1_devel_setup_windows_64.exe
Sources: Windows .zip file (Unix line endings)
(Eclipse Instructions)
Sources: Unix line endings ptII11.0.1.src.tar.gz ptII11.1.devel.src.tar
(Eclipse Instructions)

Windows 32-bit vs 64-bit

The difference between the Windows 32-bit and 64-bit installers in these devel versions has to do with how shortcuts are created, see IZPack throws exception while creating Windows 7 shortcuts

Under Windows, to determine whether you are running a 32-bit version or a 64-bit version of windows: