FM Fact Label

FM Fact Label is an online web-based application that builds an FM characterization and generates its visualization as a fact label.

Try it online 🏷️ View it on GitHub 

Features

• Clear and elegant design to visualize the metrics of your feature models
• Inspired by the nutrition fact label used in the food industry
• Up to 76 different measures reported
• Metadata, structural (syntactical) metrics, and analysis (semantical) results
• Powered by flamapy for the automated analysis of feature models
• Part of the UVL ecosystem
• Support all language extensions of UVL
• Easy to use standalone web-based online application
• Configure and customize the fact label visualization
• Export the fact label to SVG, PNG, or PDF
• Export the characterization to JSON or TXT
• Load a previous computed characterization in JSON

Publications

• José Miguel Horcas, José A. Galindo, Lidia Fuentes, David Benavides. FM Fact Label. Science of Computer Programming (SCP). 2025. DOI: https://doi.org/10.1016/j.scico.2024.103214

• José Miguel Horcas, José A. Galindo, Mónica Pinto, Lidia Fuentes, David Benavides. FM Fact Label: A Configurable and Interactive Visualization of Feature Model Characterizations. 26th International Systems and Software Product Line Conference (SPLC). Demo and Tools Track. 2022. DOI: https://doi.org/10.1145/3503229.3547025

Example

A fact label of the Linux feature model

Entities involved