| slovenčina | slk-000 |
| C | |
| Afrikaans | afr-000 | C |
| toskërishte | als-000 | Gjuha programuese C |
| አማርኛ | amh-000 | ሲ |
| العربية | arb-000 | C |
| العربية | arb-000 | سي |
| العربية | arb-000 | كربون |
| luenga aragonesa | arg-000 | Lenguache de programazión C |
| asturianu | ast-000 | Llinguaxe de programación C |
| azərbaycanca | azj-000 | C |
| беларуская | bel-000 | Мова праграмавання C |
| тарашкевіца | bel-001 | C |
| বাংলা | ben-000 | সি |
| bosanski | bos-000 | C programski jezik |
| brezhoneg | bre-000 | Areg C |
| basa ugi | bug-001 | C |
| bălgarski ezik | bul-001 | C |
| català | cat-000 | Llenguatge C |
| Mìng-dĕ̤ng-ngṳ̄ | cdo-000 | C ngṳ̄-ngiòng |
| čeština | ces-000 | C |
| 普通话 | cmn-000 | C |
| 普通话 | cmn-000 | C语言 |
| 普通话 | cmn-000 | 碳 |
| 普通话 | cmn-000 | 碳元素 |
| lingua corsa | cos-000 | C |
| Cymraeg | cym-000 | C |
| dansk | dan-000 | C |
| Deutsch | deu-000 | C |
| Deutsch | deu-000 | Kohlenstoff |
| eesti | ekk-000 | C |
| eesti | ekk-000 | ClearType |
| ελληνικά | ell-000 | C |
| English | eng-000 | C |
| English | eng-000 | carbon |
| Esperanto | epo-000 | C |
| euskara | eus-000 | C |
| suomi | fin-000 | C |
| français | fra-000 | C |
| français | fra-000 | carbone |
| Gaeilge | gle-000 | C |
| galego | glg-000 | Linguaxe de programación C |
| Schwizerdütsch | gsw-000 | C |
| Srpskohrvatski | hbs-001 | C |
| עברית | heb-000 | C |
| हिन्दी | hin-000 | कार्बन |
| हिन्दी | hin-000 | कार्बन चिन्ह |
| Hindi | hin-002 | C |
| hrvatski | hrv-000 | C |
| magyar | hun-000 | C |
| magyar | hun-000 | szén |
| interlingua | ina-000 | C |
| íslenska | isl-000 | C |
| italiano | ita-000 | C |
| italiano | ita-000 | carbonio |
| 日本語 | jpn-000 | 15 才以上対象 |
| 日本語 | jpn-000 | C言語 |
| 日本語 | jpn-000 | 炭素 |
| Taqbaylit | kab-000 | C |
| монгол | khk-000 | Программчлалын Си хэл |
| ភាសាខ្មែរ | khm-000 | ភាសា C |
| Kurmancî | kmr-000 | C |
| Hangungmal | kor-001 | C |
| latine | lat-000 | C |
| lietuvių | lit-000 | C |
| latviešu | lvs-000 | C |
| മലയാളം | mal-000 | സി |
| Makedonski jazik | mkd-001 | C |
| Bân-lâm-gú | nan-005 | C |
| Nederlands | nld-000 | C |
| nynorsk | nno-000 | Programmeringsspråket C |
| bokmål | nob-000 | C |
| فارسی | pes-000 | کربن |
| polski | pol-000 | C |
| polski | pol-000 | węgiel |
| português | por-000 | C |
| português | por-000 | carbono |
| română | ron-000 | C |
| русский | rus-000 | C |
| русский | rus-000 | Си |
| Žemaitiu | sgs-000 | C |
| slovenčina | slk-000 | uhlík |
| slovenščina | slv-000 | C |
| slovenščina | slv-000 | Programski jezik C |
| español | spa-000 | C |
| español | spa-000 | Lenguaje de programación C |
| español | spa-000 | carbono |
| srpski | srp-001 | C |
| svenska | swe-000 | C |
| தமிழ் | tam-000 | சி நிரலாக்கல் மொழி |
| తెలుగు | tel-000 | సీ |
| ภาษาไทย | tha-000 | C |
| ภาษาไทย | tha-000 | คาร์บอน |
| ภาษาไทย | tha-000 | ซี |
| ภาษาไทย | tha-000 | ภาษาซี |
| Türkçe | tur-000 | C |
| Türkçe | tur-000 | C programlama dili |
| українська | ukr-000 | C |
| українська | ukr-000 | Сі |
| tiếng Việt | vie-000 | C |
| ייִדיש | ydd-000 | C |
| 廣東話 | yue-000 | C程式語言 |
| Bahasa Malaysia | zsm-000 | C |