Lamp is a Unix-like environment that runs in a single process (via threads) on traditional Mac OS, including standard I/O, vfork/exec, a shell, perl, sockets, virtual fs with /dev and /proc, signals, and ptrace(). Runs on 68K/PPC, and on OS X as Carbon.
MacPerl supports the Perl programming language on Mac OS (not Mac OS X). Mac OS 8.1 - 9.x are supported; 7.5.5 is supported by the MPW tool and older versions of the app. 5.6.1r2 is the current version (based on perl 5.6.1); MacPerl 5.8 is in development
TNT Basic allows anyone, regardless of previous experience to make their own games for the Macintosh. Its amazingly easy to use development environment allows you to compose all your game's graphics, sounds, music and code with simplicity and ease.
An IRC client that uses Tcl for not only the scripting, but also the "glue" at the C level for how all the parts of the application fit together.
This project houses Perl's Tcl and Tcl::Tk bridge modules that allow you to take advantage of Tcl/Tk in Perl. For the Tcl/Tk developer areas, please see either the main "tcl" project, the "tktoolkit" project for Tk.
vMac is a free Open Source Macintosh emulator that is available for Linux/X-Windows, Win32, DOS, MacOS, and more.