ShowOff Widget 1.24 (by Joakim Nyg?rd)
ShowOff Widget is a small widget to verify the stability of Tiger.

Show Off 0.63 (by Joakim Nygard)
ShowOff displays your current uptime (how long your mac has been turned on), which is good for impressing your windows using friends, who has to restart every few days or even hours (that's my experience at least).

UptimeMac 2.0.1 (by Daniel Beardsmore)
UptimeMac is an uptime display and logging application for Mac OS.

Netspace Usage Widget 1.11 (by Richard Heard)
Netspace Usage Widget is a Dashboard widget that acts as a Netspace monitoring utility.

SpeedTouch 510 Status Widget 1.1 (by Beeline Software Express)
SpeedTouch 510 Status Widget displays the SpeedTouch DSL line status: linestate, speed, uptime and data transfer.

Tide Widget 2.21 (by augusth)
The Tide widget displays the current tide or current for locations worldwide, using the XTIDE tide engine to predict the tides.

UpTime Log 1.9 (by Synergy Creations)
UpTime Log, designed to help you track Macintosh usage.

iStat pro 3.3 (by iSlayer)
SysStat is a system monitor widget that consists of 7 sections (CPU, memory, network, bandwidth, hard drive, load & uptime) which can all be minimized or closed.

iiNet Usage Widget 1.11 (by Richard Heard)
After some prodding from a good friend James i've put together a usage widget for iiNet broadband.

Mac Uptime PPC 1.210 (by Heiko Kretschmer)
Mac Uptime is a simple program to display the time since the last reboot.

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.