The Rise of Functional Languages
- Brief article, explains what they are, and how and why their popularity is growing; with links and reader comments. Linux Journal.
- http://www.linuxjournal.com/node/1000217/

Mondrian
- A simple functional scripting language for Internet applications.
- http://kahu.zoot.net.nz/

The Unlambda Programming Language
- A functional language designed for obscurity
- http://www.madore.org/~david/programs/unlambda/

Q Equational Programming Language
- An extensible functional programming language based on the term rewriting calculus.
- http://q-lang.sourceforge.net/

Links: Linking Theory to Practice for the Web
- Functional language to solve impedance mismatch problem by using one language for all 3 tiers of web programming: front-end browser, middle-tier server, back-end database; people, mail lists, papers, talks, wiki, downloads.
- http://groups.inf.ed.ac.uk/links/

The Pizza Compiler
- Java extension with functional features: generics (parametric polymorphism), function pointers (first-class (higher-order) functions), class cases and pattern matching (algebraic (data)types).
- http://pizzacompiler.sourceforge.net/

PLAN: A Packet Language for Active Networks
- Resource-bounded functional language that uses a form of remote procedure call to realize active networking. Part of the SwitchWare Project. Descriptions, documents, downloads, contacts, links.
- http://www.cis.upenn.edu/~dsl/PLAN/

What the Hell are Monads?
- Basic introduction to monads, monadic programming, and I/O.
- http://web.cecs.pdx.edu/~antoy/Courses/TPFLP/lectures/MONADS/Noel/research/monads.html

Eden
- Parallel functional language to program reactive systems and parallel algorithms using distributed memory. Extends Haskell, but overrules lazy evaluation whenever needed to support parallelism.
- http://www.mathematik.uni-marburg.de/~eden/

Arbol
- Functional language developed mainly for Genetic Programming experiments. Inspired by ideas of other small, esoteric languages (Unlambda, Lazy K, Joy, Iota, Zot, ...), and pure functional Haskell.
- http://cluster.phys.uni-sofia.bg/ross/arbol/

NESL: A Parallel Programming Language
- Parallel functional language developed at Carnegie Mellon, SCandAL project. Most important new ideas: nested data parallelism, language based performance model.
- http://www.cs.cmu.edu/~scandal/nesl.html

Functional Programming
- Clear growing definition, comparison, history, examples, defense. [Wikipedia]
- http://en.wikipedia.org/wiki/Functional_programming

CDuce
- An XML centric programming language with higher order, semantic subtyping, pattern matching and overloading, and open source implementation.
- http://www.cduce.org

Afnix Programming Language
- A multi-threaded functional programming language with dynamic symbol bindings which provides a state of art runtime engine for 32- and 64-bit platform and a rich set of platform independent libraries, compatible with C++ runtime operations, automatic prot
- http://www.afnix.org/

Charity
- Functional, categorical language, by University of Calgary, Canada. Innovative organization: based on theory of strong categorical datatypes divided into 2 subclasses: inductive (built up by constructors in the familiar way), and coinductive (broken down
- http://pll.cpsc.ucalgary.ca/charity1/www/home.html

Wadler: Monads
- Information on monads and functional programming
- http://homepages.inf.ed.ac.uk/wadler/topics/monads.html

Functional Programming in the Real World
- Lists functional programs written primarily to perform to real-world tasks. Has pure programs (no side effects) and impure (some use of side effects). Languages: Caml, Clean, Erlang, Haskell, Miranda, Scheme, Standard ML.
- http://homepages.inf.ed.ac.uk/wadler/realworld/

FISh
- A novel functional language that claims to be faster than C in some cases.
- http://linus.socs.uts.edu.au/~cbj/FISh/

Hope
- A small functional programming language, with polymorphic typing, algebraic types, pattern matching and higher-order functions.
- http://www.soi.city.ac.uk/~ross/Hope/

Lemon
- Functional language with inductive and coinductive types. Based on simply-typed lambda calculus augmented with sums, products, and mu and nu constructors for least (inductive) and greatest (coinductive) solutions to recursive type equations.
- http://www.cis.ksu.edu/~bhoward/lemon.html

FAQ for comp.lang.functional
- Offers documentation as a frequently asked questions list. Also provides links to general topic, technical and other resources.
- http://www.cs.nott.ac.uk/~gmh//faq.html

Joy
- Pure functional language based on function composition rather than application; concatenative language, very like Forth, inputs and outputs stacks, but with higher-level data types and sound mathematical foundation. [Open Source, BSD]
- http://www.latrobe.edu.au/philosophy/phimvt/joy.html

Rita Loogen
- Member of Eden team. Articles.
- http://www.mathematik.uni-marburg.de/~loogen/

Readscheme.org - Resources for Functional Programming
- A variety of research resources on functional programming languages, implementation, and applications of functional programming languages.
- http://readscheme.org/

OPAL Project
- Researches programming environment where advanced language concepts and formal development methods are used to make production-quality software. Strongly typed, higher-order, strict, pure FL; so can be classed with ML, Haskell, and other modern FLs. But a
- http://uebb.cs.tu-berlin.de/~opal/

Aldor
- Functional language in which types are first class values. Normal functions returning types reproduce the features of template classes of other languages. Links to many projects around the world based on Aldor.
- http://www.aldor.org/

Cayenne
- A Haskell-like language with a powerful type system based on dependent types.
- http://www.cs.chalmers.se/~augustss/cayenne/

Tutorial Papers in Functional Programming
- John Hughes' list of FP-related tutorials and courses.
- http://www.cs.chalmers.se/~rjmh/tutorials.html

Why Functional Programming Matters
- John Hughes paper, dates from 1984, circulated as a Chalmers memo.
- http://www.cs.chalmers.se/~rjmh/Papers/whyfp.html

ICFP 2002
- The 2002 International Conference on Functional Programming covers the entire spectrum of functional programming, from practice to theory, and from established functional programming languages (Scheme, ML, Haskell) to novel language designs and to the fun
- http://icfp2002.cs.brown.edu/