- Bash: Rash (maybe, also readme-only)
- Closure: CloXure (readme-only)
- Fancy: Fancy
- Go: Gor (readme-only)
- IO: Callisto (readme-only)
- JavaScript: Tofu (readme-only), Capuchin
- JVM bytecode: Charm
- Lua: Lupi
- Newspeak: Syme
- Perl 6: Tim (readme-only)
- Potion: Poison
- Python: Typhon
- R: RSx
- Ruby: Rubinius
- Scala: Rascal (readme-only)
- Smalltalk: Reak
readme-only is as of 2011/01/23