Writing obfuscated code is fun. Golfed binaries I created other page . Polyglots Polyglot quine Polyglot Quine in C and Ruby and Python and Perl and Brainfuck . In other words, this program is runnable with 5 language implementations and it produces its source code without file I/O. Source code . You can use this source code like following: > gcc -xc <(./BFI <(python <(ruby <(perl poly_quine5.txt)