Extensions

Borneo

sonic.net

Modification of the Java language designed to have true support for the IEEE 754 floating point standard.

424 visits Nov 15, 2025 Details

jContractor

jcontractor.sourceforge.net

Supports Design By Contract in Java. Discovers "contracts" during class loading and instruments the class bytecodes on-the-fly to check run-time contract violations. [Apache Open …

73 visits Apr 3, 2024 Details

JWIG

brics.dk

Java extensions for high-level Web service development; Java-based high-level language to develop interactive Web services; merges main features of language into Java by providing…

24 visits Apr 26, 2024 Details

Kiev

forestro.com

Prolog-like engine, multimethods, parameterized types (derived from Pizza), closures (derived from Pizza), arithmetic types, type states and cases (derived from Pizza), 'foreach' s…

406 visits Nov 8, 2025 Details

MetaJ

emn.fr

A generic protocol-based self-applicative interpreter for Java. Revolves around a generic reification procedure which can be used to reify any class of the interpreter.

56 visits Oct 5, 2023 Details

Nextgen

cs.rice.edu

An extension of Java and GJ to support polymophic methods while perserving static type information (no erasure). For research purposes.

491 visits Dec 30, 2025 Details

Pizza

pizzacompiler.sourceforge.net

A variant of Java that adds parametric polymorphism, first-class functions, and class cases and pattern matching to the language. The compiler compiles into Java byte code so the b…

63 visits Jan 29, 2026 Details

Ptolemy II

ptolemy.eecs.berkeley.edu

Set of Java packages supporting heterogeneous, concurrent modeling and design. [Open Source, BDL]

442 visits Jun 9, 2024 Details

Extensions

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