Micro Work 4 all - New Website aiming to get more workers and job seekers to perform tiny task and make money.

Harvest - Simple time tracking, fast online invoicing, and powerful reporting software. Simplify employee timesheets and billing. Get started for free.

Picoworkers - Earn money from doing short, easy tasks similar to Microworkers. Picoworkers is the best alternative to Microworkers I ever find.

Toggl - Toggl is an online time tracking tool. It features 1-click time tracking and helps you see where your time goes. Free and paid versions are available.

Amazon Mechanical Turk - The online market place for work.

Pomodone - Pomodone is the easiest way to track your workflow using Pomodoro technique, on top of your current task management service.