Internode Usage Meter 1.4 (by Troy Dack)
Multiple instances can be started to allow monitoring of more than one Internode account.

Internode Usage Meter 1.4 (by Troy Dack)
Multiple instances can be started to allow monitoring of more than one Internode account.

POP 0.3 (by Thought Dimension)
POP is a Dashboard widget that regularly checks any POP email account for unread messages.

PhantomMailer 2.0 (by Basic Integrated Software)
PhantomMailer allows it to enter besides receiver address, subject and text even any sender address and requires only the account information like username, password and server addresses of a valid eMail account to send the mail.

Ta-da Lists Widget 1.0 (by Keegan Jones)
Ta-da Lists Widget is a Dashboard widget that offers quick access to 37signals Ta-da Lists.

2sms.com Widget 1.0 (by Charlie Boisseau)
2sms Widget allows you to send text messages to mobile phones via the UK SMS-provider 2sms.

Last.fm Recent Tracks 0.6 (by jrc313.com)
Last.

Dashalytics 2.2 (by Rob Scriva)
Dashalytics Widget is a free Dashboard Widget for OSX that offers quick access to Google Analytics statistics.

Set Account by Cat 1.1 (by Barry Wainwright)
How often have you sent an email to a work colleague using your home email address? It's not easy to remember to set the right account on every outgoing message, is it?

This script will set the account of an outgoing message to a non-default account if the message is addressed to a contact in you

Widget Mail 1.6 (by haym37)
Do you want to send a quick message to someone? Know that they check their Dashboard often? Don’t want to wait for them to check their email? Then Widget Mail is for you! You can use it to ask someone in your office a quick question or to ask your friend to have lunch with you.

MagicDirectory Plugin 1.0 (by Ben Spink)
MagicDirectory Plugin allows you to "create" a user just by making a directory for them.

PPC2x86 0.1b (by Luke Lahnstein)
PPC2x86 is a Dashboard widget that counts down till the transition from PPC to x86 is meant to be complete.

MyResolution 1.1 (by Andrew Hedges)
MyResolution is pretty simple.

miniCpuHeat 1.3 (by PDAShock)
It’s necessary to control your Mac’s CPU heat, because in warm conditions a broken fan system can overheat and damage the CPU.

SysStat 2.0 (by iSlayer.net)
Allows you to view memory usage, CPU usage, network stats, uptimes, load averages and the top 3 process’s from one simple widget.

HardStat 2.01 (by iSlayer.net)
HardStat shows the amount of used and free space, plus total size of any local volume or AFP shared volume, including CDs and DVDs.