Comparison

Feature	iso-fns	Moment	date-fns	Temporal Proposal	Luxon	js-joda
Multi-domain	✅	🚫	🚫	✅	🚫	✅
Immutable	✅	🚫	⚠️	✅	✅	✅
Functional	✅	🚫	✅	🚫	🚫	🚫
Method Chaining	⚠️	✅	⚠️	✅	✅	✅