FeatureIDE
FeatureIDE is an open-source framework and integrated development environment for feature-oriented software development and software product line engineering. It is implemented as a plugin for the Eclipse IDE, providing tooling to model software variability, reason about constraints among features, and derive concrete product configurations from a feature model.
The core components include a graphical feature modeling editor that supports feature diagrams and a constraint
In practice, teams model features and their relationships, configure a product by selecting features, and automatically