pypi-trove-classifiers
Domain: PyPI & Conda
🎯 Motivation
Standardised labels on PyPI that categorise packages by topic, language, and license. They help users find your project.
📋 Concrete Example
Add classifiers = ["Programming Language :: Python :: 3", "License :: OSI Approved :: MIT License"] to metadata.
🔗 Analogy
Trove classifiers are library shelf labels — they tell browsers exactly where your book belongs.