Monkey Studio is a Free crossplatform Qt 4 IDE.
The current major version is 1.x.x. The team is working on the next V2 witch will add some new features like complete designer integration, class viewer, abstract debuger support as well as abstract compiler(s)!
This Project is the first and so the oldest one building an Integrated Development Environment for Qt 4. Always copied, always concurrenced, but Monkey Studio is still there!
The project has been started by Azevedo Filipe aka Nox P@sNox. He developed it for his own needs and released the first version to the public around end of June 2005.
Monkey Studio is a cross platform Qt 4 IDE that allow developers creating Qt 4 applications the same way on all platforms that Qt 4 suports. It only use pro files to manage your projects and is ready to go! Monkey Studio is developed using Qt 4 Open Source.