Since 1989 Santa Barbara Instrument Group has been the leader in Cooled CCD Cameras for Astronomy. From the inexpensive ST-4 to the state of the art ST-8 SBIG has revolutionized CCD imaging for amateurs and professionals.

If your Plus or SE is hungry for speed, feed it SPAMM. The System Program for Accelerated Macintosh Mathematics (SPAMM) is a utility that preempts and accelerates the math functions that are normally handled hy the Standard Apple Numeric Environment...

This cdev/init allows you to connect a IBM type serial mouse to your Macintosh, and use that instead of the standard Macintosh mouse.  It works with Microsoft and Mouse Systems compatible mice.  (just about the only two types of...

Welcome to the world of SID!  SID is the effort of Macintosh enthusiasts who want to give something back to the industry.  Besides I had fun writting it and got credit for a project at school! This software release allows SID hardware to...

A fact of Mac life is that most documents, even one-pagers, contain more than the physical Mac screen can show. To see more, you normally use scroll bars to tell your applications which way to shift your view. Large monitors show more of any given...

ScreenMan is a very nice little control panel which lets you easily import, browse and set startup screen pictures that will display in the background while your Mac OS boots up (while it's loading extensions).  It accepts PICT picture...

Snitch is a file utility CDEV that provides the ability to view and edit extended file attributes in the File Info (Command-I) window. This utility can be useful to set Type and Creator attributes for files imported from filesystems where this...

This extension makes window dragging work in real-time. It should work on ANY Macintosh capable of loading extensions (PowerPC recommended for smooth window scrolling, but not requiced). Tiny memory usage, only about 2K stored in System heap....