Functional Programming library for Java
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Updated
Jul 30, 2026 - Java
Functional Programming library for Java
Higher-kinded types, monads and composable effects for Java 25+: the Effect Path API for railway-style error handling, advanced optics (lens/prism/traversal) with code generation for records and sealed types, and Spring Boot integration.
Automatic derivation of functional-java typeclasse instances and optics
What happens if you really want type classes in Java? (DISCONTINUED)
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