Your project doesn't have to be perfect or complete when you open source it. You just have to set your version number correctly somewhere between v0.0.0 - v1.0.

Your project doesn't have to be perfect or complete when you open source it. You just have to set your version number correctly somewhere between v0.0.0 - v1.0. Developers will still find it useful while they know it's not yet 1.0.