Help:Similar Sites
Rosetta Code isn't the only project which aims to document tasks in multiple languages. Other projects do exist. Here's a list:
Multi-Task efforts
- Algorithm implementation Wikibooks
- Algorithm wiki
- AlgoWiki: The Programmer's Compendium
- Beyond Hello World including the CookBook
- CategoryInManyProgrammingLanguages on the original wiki
- Code golf in 69 languages
- CodeCodex
- CodeUU
- CrossWise
- DouKaku? (Japanese)
- Literate Programs
- NoCruft Code Wiki* Mathmatica, Maple, Matlab, IDL
- PHP2Python - specifically for PHP-to-Python comparison
- Planet Source Code (Warning! Popups!)
- PLEAC - Programming Language Examples Alike Cookbook
- Progopedia - Encyclopedia of Programming Languages
- Programming Language Comparison
- Programming Language Shootout
- ProgZoo
- Refactory.org -- Multi-language, multi-task, public domain code snippet wiki.
- Rosetta Stone
- SICP in other languages
- SICP Wiki
- SwiftAPI
- Syntax Across Languages - compares basic instructions, not tasks
- Wikipedia:Comparison of programming languages
Specific Tasks
- Hanoimania
- Wikibooks: List of Hello World programs
- ROT13
- Real-Time Software Rendering
- OO Shape Examples
- The Hello World Collection
- Numerical Recipes Books On-Line, statistical programs in Fortran and C, dead-tree books now available as free e-Books
- TPK algorithm in several languages
- Spelling Corrector
Humorous
- 99 Bottles of Beer
- Evolution of a Programmer
- Quine
- Infinite loops and recursions
- You have two cows
- Shooting Yourself in the Foot (or How to Determine Which Programming Language You're Using)
- Consumers Guide to Programming Languages