NetScrawl

NetScrawl is an easy-to-use collaborative tool for drawing across the Internet or across intranets. It provides the user with the standard set of painting tools. NetScrawl allows any two users on a TCP/IP network to collaborate on a single masterpiece over a shared canvas.

Just type the IP of the person you wish to connect with and start sharing ideas!

Netscrawl is available for both PPC and 68k machines.