With QuickPopup you can send and receive messages from different
operating systems such as Mac OS/Mac OS X, Windows
95/98/ME/NT/2000/XP/7, Linux and other UNIX OSes on any local area
network (LAN)

? Any incoming message can be "popped up" on the screen, indicating
its importance
? You can select a warning sound and deal with it when it's more
convenient
? Incoming messages can be read without leaving what you are doing
? With a single click, keep in touch with individuals or the whole
office
? Delivery of your message is guaranteed
? Data exchange remains confidential
? Messages are encrypted and never leave your network
? Communicate with each other no matter what computer you have, Mac or
PC
? Use templates and save time typing standard pro forma messages
? Keep a history of your communications with archive of sent and
received messages
? Resend, save and print messages if needed

Its use is simple and does not require any installation: just leave
the program turned on on the machines that it receives and sends
messages. Very useful if you want to communicate with any computer on
your network, no web access needed!

QuickPopup supports:

? Apple Text-to-Speech ? incoming messages are spoken for you
? Apple Speech Recognition ? control of QuickPopup over voice
? Apple Internet Address Detectors ? easily and quickly open an
Internet link
? Drag-and-Drop ? Clipping files ? Contextual menus
? Appearance interface ? always synchronized with the current theme
? Chat mode ? interactive communication
? AppleScript ? integration with other programs

Downloads Versions:
? 1 ? 4.0 Classic (68k and PPC) ? System 7.5 - Mac 9.2.2
? 2 ? Mac OS X ? PPC and Intel
? 3 ? Windows 95 - 7
? 4 ? Linux ? UNIX

Download #10 is a [Buck's Serial Number Generator (BSNG)][1] plugin to
generate serial numbers for all platforms.

Serial Numbers: (all platforms)
2406666284
2807101988
2784686094
2406543526
2272817838
2247774340
2781895212
2407061670
2371549732
2270745230
2236666382
2245056644
2807746702
2944029220
2379772582
2809682606
2909949990
2784030852
2372948004
2371539590

Compatibility
Architecture: 68k PPC PPC (Carbonized) x86 (Intel:Mac) x86 (Windows)

? System 7.5 - Mac OS 9.2.2
? 1 Mb of available RAM
? OpenTransport 1.1 or later
? Local area network with TCP/IP or AppleTalk services enabled
? Mac OS X (PPC and Intel)
? Windows 95 - Windows 7
? Linux and UNIX

  [1]: http://macintoshgarden.org/apps/bucks-serial-number-generator-bsng