Outline is available in the following languages:
- Afrikaans
- Albanian
- Amharic
- Arabic
- Armenian
- Azerbaijani
- Bengali
- Bosnian
- Bulgarian
- Burmese
- Catalan
- Chinese (Simplified)
- Chinese (Traditional)
- Croatian
- Czech
- Danish
- Dutch
- English (American)
- English (British)
- Estonian
- Filipino
- Finnish
- French
- Georgian
- German
- Greek
- Hebrew
- Hindi
- Hungarian
- Icelandic
- Indonesian
- Italian
- Japanese
- Kazakh
- Khmer
- Korean
- Lao
- Latvian
- Lithuanian
- Macedonian
- Malay
- Marathi
- Mongolian
- Nepali
- Norwegian
- Persian
- Polish
- Portuguese (Brazilian)
- Portuguese (European)
- Romanian
- Russian
- Serbian (Cyrillic)
- Serbian (Latin)
- Sinhala
- Slovak
- Slovenian
- Spanish (European)
- Spanish (Latin American)
- Swahili
- Swedish
- Tamil
- Thai
- Turkish
- Ukrainian
- Urdu
- Vietnamese