Synergy lets you easily share a single mouse and keyboard between multiple computers with different operating systems without special hardware. It's intended for users with multiple computers on their desk since each system uses its own display. This project is a maintenance fork created to implementing patches and bug fixes to synergy.

“Particls reduces rivers of news to a trickle”

Looks like a powerful service to monitor what people are saying on the web and where. 30 free trial, but I am not excite about how limited the $99 month plan is. Still, might be useful for some.

"Synergy lets you easily share a single mouse and keyboard between multiple computers with different operating systems, each with its own display, without special hardware. It's intended for users with multiple computers on their desk since each system uses its own monitor(s)."

If you use windows then you have to get this. No "buts" about it.

Online Ajaxified Photoshop