Choosing a project management software is like buying a house:
it's a serious investment and long-term commitment, and it must fit your needs perfectly.
There are plenty of project management and collaboration tools to choose from, but if you need a powerful application that is open source and can help you stay side by side of your many projects and collaborate with team members and clients alike, then todoyu is made for you.
Project management is only one of todoyu's many talents: you can also use it to manage tasks, share files, schedule events in a shared group calendar, track time working on a tasks, manage addresses of clients and much more.
In short, todoyu offers pretty much everything you need to successfully manage your business.