Betafy - Where startups meet beta users!
7todos - A task board for indie hackers
Beta Testers Hub - Early adopters network for your Startup
Todoist - Todoist is a to-do list that helps you get organized, at work and in life.
BetaList - BetaList provides an overview of upcoming internet startups. Discover and get early access to the future.
Tasks - The new task app from the team that brought us Wunderlist, Microsoft To-Do is a great way to manage tasks. List everything you need to do—or import tasks from Outlook, Todoist, and Wunderlist so you don't have to start over.