Towards this end, is there a place that matches developers with small projects needing just a small amount of help? Say, a few small bug fixes or enhancements?

Towards this end, is there a place that matches developers with small projects needing just a small amount of help? Say, a few small bug fixes or enhancements? I'd be happy to contribute but I don't want to commit too much of my time nor do I want to navigate the maze of a larger project.