Befunge "Hello, World" Program
   Three-line chunk of source code written by Tim Gilbert.
   http://www2.latech.edu/~acm/helloworld/befunge.html

Befunge CPAN Module
   Official Perl extension for interpreting Befunge.
   http://search.cpan.org/dist/Befunge-Interpreter/

Cat's Eye Technologies' Befunge-93
   The official web site for the Befunge-93 programming language; maintained by Chris Pressey, the creator of Befunge.
   http://catseye.mine.nu:8080/projects/befunge93/

Dictionary of Programming Languages Befunge Page
   Brief language fact sheet, complete with links to conceptually related languages.
   http://cgibin.erols.com/ziring/cgi-bin/cep/cep.pl?_key=Befunge

Dufflebunk's
   Two Funge implementations. JavaScript Funge: Funge-98 in JavaScript. Object-Oriented Funge.
   http://dufflebunk.iwarp.com/

Funge-98 Final Specification
   The official specification for the 1998 revision to Befunge-93.
   http://quadium.net/funge/spec98.html

Ninety-Nine Bottles of Beer
   Befunge version of the infamous beer song program.
   http://www.tyrannus.com/befexample.html

Tim's Befunge Compiler
   This "pseudo-compiler" will create an ANSI C program from a Befunge-93 source file. Programs can still be self-modifying even after they are compiled.
   http://quadium.net/funge/tbc/

VSync's Funge Stuff
   Features a portable Befunge-93 pseudocompiler and several other compilers and interpreters. Demonstrates how to use Befunge as a CGI scripting language.
   http://quadium.net/funge/

Wierd
   Absolutely sick Befunge-descendant language.
   http://catseye.mine.nu:8080/projects/wierd/

Yabi93
   Yet Another Befunge93 Interpreter, for the esoteric programming language, coded in Java 1.5, uses Swing for graphical interface. YABI supports a multilanguage GUI.
   http://yabi93.sourceforge.net/

ZBefunge
   A Befunge-93 interpreter written in Inform, and runnable on just about anything.
   http://www.flourish.org/zbefunge/