Duolingo Data:
List of all courses with Web version:

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From	From	From	From	To	To	To	To
en	en	English	English	Arabic	Arabic	ar	ar
en	en	English	English	Chess	Chess	ch	chess
en	en	English	English	Chinese (Simplified)	Chinese (Simplified)	zs	zh
en	en	English	English	Czech	Czech	cs	cs
en	en	English	English	Danish	Danish	da	da
en	en	English	English	Dutch	Dutch	dn	dn
en	en	English	English	English	English	en	en
en	en	English	English	Esperanto	Esperanto	eo	eo
en	en	English	English	Finnish	Finnish	fi	fi
en	en	English	English	French	French	fr	fr
en	en	English	English	German	German	de	de
en	en	English	English	Greek	Greek	el	el
en	en	English	English	Haitian Creole	Haitian Creole	ht	ht
en	en	English	English	Hawaiian	Hawaiian	hw	hw
en	en	English	English	Hebrew	Hebrew	he	he
en	en	English	English	High Valyrian	High Valyrian	hv	hv
en	en	English	English	Hindi	Hindi	hi	hi
en	en	English	English	Hungarian	Hungarian	hu	hu
en	en	English	English	Indonesian	Indonesian	id	id
en	en	English	English	Irish	Irish	ga	ga
en	en	English	English	Italian	Italian	it	it
en	en	English	English	Japanese	Japanese	ja	ja
en	en	English	English	Klingon	Klingon	tlh	kl
en	en	English	English	Korean	Korean	ko	ko
en	en	English	English	Latin	Latin	la	la
en	en	English	English	Math	Math	math	math
en	en	English	English	Navajo	Navajo	nv	nv
en	en	English	English	Norwegian (Bokmål)	Norwegian (Bokmål)	no-BO	nb
en	en	English	English	Polish	Polish	pl	pl
en	en	English	English	Portuguese	Portuguese	pt	pt
en	en	English	English	Romanian	Romanian	ro	ro
en	en	English	English	Russian	Russian	ru	ru
en	en	English	English	Scottish Gaelic	Scottish Gaelic	gd	gd
en	en	English	English	Spanish	Spanish	es	es
en	en	English	English	Swahili	Swahili	sw	sw
en	en	English	English	Swedish	Swedish	sv	sv
en	en	English	English	Turkish	Turkish	tr	tr
en	en	English	English	Ukrainian	Ukrainian	uk	uk
en	en	English	English	Vietnamese	Vietnamese	vi	vi
en	en	English	English	Welsh	Welsh	cy	cy
en	en	English	English	Yiddish	Yiddish	yi	yi
en	en	English	English	Zulu	Zulu	zu	zu
es	es	Spanish	Español	Catalán	Catalan	ca	ca
es	es	Spanish	Español	Ajedrez	Chess	ch	chess
es	es	Spanish	Español	Chino (Simplificado)	Chinese (Simplified)	zs	zh
es	es	Spanish	Español	Inglés	English	en	en
es	es	Spanish	Español	Esperanto	Esperanto	eo	eo
es	es	Spanish	Español	Francés	French	fr	fr
es	es	Spanish	Español	Alemán	German	de	de
es	es	Spanish	Español	Guaraní	Guarani	gn	gn
es	es	Spanish	Español	Italiano	Italian	it	it
es	es	Spanish	Español	Japonés	Japanese	ja	ja
es	es	Spanish	Español	Coreano	Korean	ko	ko
es	es	Spanish	Español	Portugués	Portuguese	pt	pt
es	es	Spanish	Español	Ruso	Russian	ru	ru
es	es	Spanish	Español	Sueco	Swedish	sv	sv
ar	ar	Arabic	العربية	الصينيّة (المبسّطة)	Chinese (Simplified)	zs	zh
ar	ar	Arabic	العربية	الإنجليزية	English	en	en
ar	ar	Arabic	العربية	الفرنسية	French	fr	fr
ar	ar	Arabic	العربية	الألمانية	German	de	de
ar	ar	Arabic	العربية	الإيطالية	Italian	it	it
ar	ar	Arabic	العربية	اليابانية	Japanese	ja	ja
ar	ar	Arabic	العربية	الكوريّة	Korean	ko	ko
ar	ar	Arabic	العربية	البرتغالية	Portuguese	pt	pt
ar	ar	Arabic	العربية	الإسبانية	Spanish	es	es
ar	ar	Arabic	العربية	السويدية	Swedish	sv	sv
tr	tr	Turkish	Türkçe	Satranç	Chess	ch	chess
tr	tr	Turkish	Türkçe	Çince (Basitleştirilmiş)	Chinese (Simplified)	zs	zh
tr	tr	Turkish	Türkçe	İngilizce	English	en	en
tr	tr	Turkish	Türkçe	Fransızca	French	fr	fr
tr	tr	Turkish	Türkçe	Almanca	German	de	de
tr	tr	Turkish	Türkçe	İtalyanca	Italian	it	it
tr	tr	Turkish	Türkçe	Japonca	Japanese	ja	ja
tr	tr	Turkish	Türkçe	Korece	Korean	ko	ko
tr	tr	Turkish	Türkçe	Portekizce	Portuguese	pt	pt
tr	tr	Turkish	Türkçe	Rusça	Russian	ru	ru
tr	tr	Turkish	Türkçe	İspanyolca	Spanish	es	es
bn	bn	Bengali	বাংলা	চাইনিজ (সরলীকৃত হরফ)	Chinese (Simplified)	zs	zh
bn	bn	Bengali	বাংলা	ইংরেজি	English	en	en
bn	bn	Bengali	বাংলা	ফ্রেঞ্চ	French	fr	fr
bn	bn	Bengali	বাংলা	জার্মান	German	de	de
bn	bn	Bengali	বাংলা	ইতালিয়ান	Italian	it	it
bn	bn	Bengali	বাংলা	জাপানিজ	Japanese	ja	ja
bn	bn	Bengali	বাংলা	কোরিয়ান	Korean	ko	ko
bn	bn	Bengali	বাংলা	পর্তুগিজ	Portuguese	pt	pt
bn	bn	Bengali	বাংলা	স্প্যানিশ	Spanish	es	es
cs	cs	Czech	Čeština	Šachy	Chess	ch	chess
cs	cs	Czech	Čeština	Čínština (zjednodušená)	Chinese (Simplified)	zs	zh
cs	cs	Czech	Čeština	Angličtina	English	en	en
cs	cs	Czech	Čeština	Francouzština	French	fr	fr
cs	cs	Czech	Čeština	Němčina	German	de	de
cs	cs	Czech	Čeština	Italština	Italian	it	it
cs	cs	Czech	Čeština	Japonština	Japanese	ja	ja
cs	cs	Czech	Čeština	Korejština	Korean	ko	ko
cs	cs	Czech	Čeština	Portugalština	Portuguese	pt	pt
cs	cs	Czech	Čeština	Španělština	Spanish	es	es
zh	zs	Chinese (Simplified)	中文	国际象棋	Chess	ch	chess
zh	zs	Chinese (Simplified)	中文	中文（粤语）	Chinese (Cantonese)	zc	zh-HK
zh	zs	Chinese (Simplified)	中文	英语	English	en	en
zh	zs	Chinese (Simplified)	中文	法语	French	fr	fr
zh	zs	Chinese (Simplified)	中文	德语	German	de	de
zh	zs	Chinese (Simplified)	中文	意大利语	Italian	it	it
zh	zs	Chinese (Simplified)	中文	日语	Japanese	ja	ja
zh	zs	Chinese (Simplified)	中文	韩语	Korean	ko	ko
zh	zs	Chinese (Simplified)	中文	葡萄牙语	Portuguese	pt	pt
zh	zs	Chinese (Simplified)	中文	西班牙语	Spanish	es	es
nl-NL	dn	Dutch	Nederlands	Schaken	Chess	ch	chess
nl-NL	dn	Dutch	Nederlands	Chinees (Vereenvoudigd)	Chinese (Simplified)	zs	zh
nl-NL	dn	Dutch	Nederlands	Engels	English	en	en
nl-NL	dn	Dutch	Nederlands	Frans	French	fr	fr
nl-NL	dn	Dutch	Nederlands	Duits	German	de	de
nl-NL	dn	Dutch	Nederlands	Italiaans	Italian	it	it
nl-NL	dn	Dutch	Nederlands	Japans	Japanese	ja	ja
nl-NL	dn	Dutch	Nederlands	Koreaans	Korean	ko	ko
nl-NL	dn	Dutch	Nederlands	Portugees	Portuguese	pt	pt
nl-NL	dn	Dutch	Nederlands	Spaans	Spanish	es	es
fr	fr	French	Français	Échecs	Chess	ch	chess
fr	fr	French	Français	Chinois (simplifié)	Chinese (Simplified)	zs	zh
fr	fr	French	Français	Anglais	English	en	en
fr	fr	French	Français	Espéranto	Esperanto	eo	eo
fr	fr	French	Français	Allemand	German	de	de
fr	fr	French	Français	Italien	Italian	it	it
fr	fr	French	Français	Japonais	Japanese	ja	ja
fr	fr	French	Français	Coréen	Korean	ko	ko
fr	fr	French	Français	Portugais	Portuguese	pt	pt
fr	fr	French	Français	Espagnol	Spanish	es	es
el	el	Greek	Ελληνικά	Κινεζικά (Απλοποιημένα)	Chinese (Simplified)	zs	zh
el	el	Greek	Ελληνικά	Αγγλικά	English	en	en
el	el	Greek	Ελληνικά	Γαλλικά	French	fr	fr
el	el	Greek	Ελληνικά	Γερμανικά	German	de	de
el	el	Greek	Ελληνικά	Ιταλικά	Italian	it	it
el	el	Greek	Ελληνικά	Ιαπωνικά	Japanese	ja	ja
el	el	Greek	Ελληνικά	Κορεατικά	Korean	ko	ko
el	el	Greek	Ελληνικά	Πορτογαλικά	Portuguese	pt	pt
el	el	Greek	Ελληνικά	Ισπανικά	Spanish	es	es
hi	hi	Hindi	हिंदी	शतरंज	Chess	ch	chess
hi	hi	Hindi	हिंदी	चीनी भाषा (सरलीकृत)	Chinese (Simplified)	zs	zh
hi	hi	Hindi	हिंदी	इंग्लिश	English	en	en
hi	hi	Hindi	हिंदी	फ़्रेंच	French	fr	fr
hi	hi	Hindi	हिंदी	जर्मन	German	de	de
hi	hi	Hindi	हिंदी	इटैलियन	Italian	it	it
hi	hi	Hindi	हिंदी	जापानी	Japanese	ja	ja
hi	hi	Hindi	हिंदी	कोरियन	Korean	ko	ko
hi	hi	Hindi	हिंदी	पोर्तुगीज़	Portuguese	pt	pt
hi	hi	Hindi	हिंदी	स्पैनिश	Spanish	es	es
hu	hu	Hungarian	Magyar	sakk	Chess	ch	chess
hu	hu	Hungarian	Magyar	(Egyszerűsített) kínai	Chinese (Simplified)	zs	zh
hu	hu	Hungarian	Magyar	Angol	English	en	en
hu	hu	Hungarian	Magyar	Francia	French	fr	fr
hu	hu	Hungarian	Magyar	Német	German	de	de
hu	hu	Hungarian	Magyar	Olasz	Italian	it	it
hu	hu	Hungarian	Magyar	Japán	Japanese	ja	ja
hu	hu	Hungarian	Magyar	Koreai	Korean	ko	ko
hu	hu	Hungarian	Magyar	Portugál	Portuguese	pt	pt
hu	hu	Hungarian	Magyar	Spanyol	Spanish	es	es
id	id	Indonesian	Bahasa Indonesia	Catur	Chess	ch	chess
id	id	Indonesian	Bahasa Indonesia	Bahasa China (Sederhana)	Chinese (Simplified)	zs	zh
id	id	Indonesian	Bahasa Indonesia	Bahasa Inggris	English	en	en
id	id	Indonesian	Bahasa Indonesia	Bahasa Prancis	French	fr	fr
id	id	Indonesian	Bahasa Indonesia	Bahasa Jerman	German	de	de
id	id	Indonesian	Bahasa Indonesia	Bahasa Italia	Italian	it	it
id	id	Indonesian	Bahasa Indonesia	Bahasa Jepang	Japanese	ja	ja
id	id	Indonesian	Bahasa Indonesia	Bahasa Korea	Korean	ko	ko
id	id	Indonesian	Bahasa Indonesia	Bahasa Portugis	Portuguese	pt	pt
id	id	Indonesian	Bahasa Indonesia	Bahasa Spanyol	Spanish	es	es
pl	pl	Polish	Polski	Szachy	Chess	ch	chess
pl	pl	Polish	Polski	Chiński (uproszczony)	Chinese (Simplified)	zs	zh
pl	pl	Polish	Polski	Angielski	English	en	en
pl	pl	Polish	Polski	Francuski	French	fr	fr
pl	pl	Polish	Polski	Niemiecki	German	de	de
pl	pl	Polish	Polski	Włoski	Italian	it	it
pl	pl	Polish	Polski	Japoński	Japanese	ja	ja
pl	pl	Polish	Polski	Koreański	Korean	ko	ko
pl	pl	Polish	Polski	Portugalski	Portuguese	pt	pt
pl	pl	Polish	Polski	Hiszpański	Spanish	es	es
pt	pt	Portuguese	Português	Xadrez	Chess	ch	chess
pt	pt	Portuguese	Português	Chinês (simplificado)	Chinese (Simplified)	zs	zh
pt	pt	Portuguese	Português	Inglês	English	en	en
pt	pt	Portuguese	Português	Esperanto	Esperanto	eo	eo
pt	pt	Portuguese	Português	Francês	French	fr	fr
pt	pt	Portuguese	Português	Alemão	German	de	de
pt	pt	Portuguese	Português	Italiano	Italian	it	it
pt	pt	Portuguese	Português	Japonês	Japanese	ja	ja
pt	pt	Portuguese	Português	Coreano	Korean	ko	ko
pt	pt	Portuguese	Português	Espanhol	Spanish	es	es
ro	ro	Romanian	Română	chineză (simplificată)	Chinese (Simplified)	zs	zh
ro	ro	Romanian	Română	engleză	English	en	en
ro	ro	Romanian	Română	franceză	French	fr	fr
ro	ro	Romanian	Română	germană	German	de	de
ro	ro	Romanian	Română	italiană	Italian	it	it
ro	ro	Romanian	Română	japoneză	Japanese	ja	ja
ro	ro	Romanian	Română	coreeană	Korean	ko	ko
ro	ro	Romanian	Română	portugheză	Portuguese	pt	pt
ro	ro	Romanian	Română	spaniolă	Spanish	es	es
ru	ru	Russian	Русский	Шахматы	Chess	ch	chess
ru	ru	Russian	Русский	китайский (упрощённый)	Chinese (Simplified)	zs	zh
ru	ru	Russian	Русский	английский	English	en	en
ru	ru	Russian	Русский	французский	French	fr	fr
ru	ru	Russian	Русский	немецкий	German	de	de
ru	ru	Russian	Русский	итальянский	Italian	it	it
ru	ru	Russian	Русский	японский	Japanese	ja	ja
ru	ru	Russian	Русский	корейский	Korean	ko	ko
ru	ru	Russian	Русский	португальский	Portuguese	pt	pt
ru	ru	Russian	Русский	испанский	Spanish	es	es
sv	sv	Swedish	svenska	Schack	Chess	ch	chess
sv	sv	Swedish	svenska	Kinesiska (förenklad)	Chinese (Simplified)	zs	zh
sv	sv	Swedish	svenska	Engelska	English	en	en
sv	sv	Swedish	svenska	Franska	French	fr	fr
sv	sv	Swedish	svenska	Tyska	German	de	de
sv	sv	Swedish	svenska	Italienska	Italian	it	it
sv	sv	Swedish	svenska	Japanska	Japanese	ja	ja
sv	sv	Swedish	svenska	Koreanska	Korean	ko	ko
sv	sv	Swedish	svenska	Portugisiska	Portuguese	pt	pt
sv	sv	Swedish	svenska	Spanska	Spanish	es	es
tl	tl	Tagalog	Tagalog	Tsino (Pinasimple)	Chinese (Simplified)	zs	zh
tl	tl	Tagalog	Tagalog	Ingles	English	en	en
tl	tl	Tagalog	Tagalog	Prances	French	fr	fr
tl	tl	Tagalog	Tagalog	Aleman	German	de	de
tl	tl	Tagalog	Tagalog	Italyano	Italian	it	it
tl	tl	Tagalog	Tagalog	Hapones	Japanese	ja	ja
tl	tl	Tagalog	Tagalog	Koreano	Korean	ko	ko
tl	tl	Tagalog	Tagalog	Portuges	Portuguese	pt	pt
tl	tl	Tagalog	Tagalog	Espanyol	Spanish	es	es
ta	ta	Tamil	தமிழ்	சீனம் (எளிதாக்கப்பட்டது)	Chinese (Simplified)	zs	zh
ta	ta	Tamil	தமிழ்	ஆங்கிலம்	English	en	en
ta	ta	Tamil	தமிழ்	ஃபிரெஞ்சு	French	fr	fr
ta	ta	Tamil	தமிழ்	ஜெர்மன்	German	de	de
ta	ta	Tamil	தமிழ்	இத்தாலியன்	Italian	it	it
ta	ta	Tamil	தமிழ்	ஜப்பானீஸ்	Japanese	ja	ja
ta	ta	Tamil	தமிழ்	கொரியன்	Korean	ko	ko
ta	ta	Tamil	தமிழ்	போர்ச்சுக்கீஸ்	Portuguese	pt	pt
ta	ta	Tamil	தமிழ்	ஸ்பானீஷ்	Spanish	es	es
te	te	Telugu	తెలుగు	చైనీస్ (సరళమైనది)	Chinese (Simplified)	zs	zh
te	te	Telugu	తెలుగు	ఇంగ్లీష్	English	en	en
te	te	Telugu	తెలుగు	ఫ్రెంచ్	French	fr	fr
te	te	Telugu	తెలుగు	జర్మన్	German	de	de
te	te	Telugu	తెలుగు	ఇటాలియన్	Italian	it	it
te	te	Telugu	తెలుగు	జపనీస్	Japanese	ja	ja
te	te	Telugu	తెలుగు	కొరియన్	Korean	ko	ko
te	te	Telugu	తెలుగు	పోర్చుగీస్	Portuguese	pt	pt
te	te	Telugu	తెలుగు	స్పానిష్	Spanish	es	es
th	th	Thai	ภาษาไทย	ภาษาจีน (ตัวย่อ)	Chinese (Simplified)	zs	zh
th	th	Thai	ภาษาไทย	ภ⁠า⁠ษ⁠าอั⁠ง⁠ก⁠ฤ⁠ษ	English	en	en
th	th	Thai	ภาษาไทย	ภาษาฝรั่งเศส	French	fr	fr
th	th	Thai	ภาษาไทย	ภาษาเยอรมัน	German	de	de
th	th	Thai	ภาษาไทย	ภาษาอิตาลี	Italian	it	it
th	th	Thai	ภาษาไทย	ภ⁠า⁠ษ⁠าญี่⁠ปุ่⁠น	Japanese	ja	ja
th	th	Thai	ภาษาไทย	ภาษาเกาหลี	Korean	ko	ko
th	th	Thai	ภาษาไทย	ภาษาโปรตุเกส	Portuguese	pt	pt
th	th	Thai	ภาษาไทย	ภาษาสเปน	Spanish	es	es
uk	uk	Ukrainian	Українською	Китайська (спрощена)	Chinese (Simplified)	zs	zh
uk	uk	Ukrainian	Українською	Англійська	English	en	en
uk	uk	Ukrainian	Українською	Французька	French	fr	fr
uk	uk	Ukrainian	Українською	Німецька	German	de	de
uk	uk	Ukrainian	Українською	Італійська	Italian	it	it
uk	uk	Ukrainian	Українською	Японська	Japanese	ja	ja
uk	uk	Ukrainian	Українською	Корейська	Korean	ko	ko
uk	uk	Ukrainian	Українською	Португальська	Portuguese	pt	pt
uk	uk	Ukrainian	Українською	Іспанська	Spanish	es	es
vi	vi	Vietnamese	Tiếng Việt	Cờ vua	Chess	ch	chess
vi	vi	Vietnamese	Tiếng Việt	Tiếng Trung (giản thể)	Chinese (Simplified)	zs	zh
vi	vi	Vietnamese	Tiếng Việt	Tiếng Anh	English	en	en
vi	vi	Vietnamese	Tiếng Việt	Tiếng Pháp	French	fr	fr
vi	vi	Vietnamese	Tiếng Việt	Tiếng Đức	German	de	de
vi	vi	Vietnamese	Tiếng Việt	Tiếng Ý	Italian	it	it
vi	vi	Vietnamese	Tiếng Việt	Tiếng Nhật	Japanese	ja	ja
vi	vi	Vietnamese	Tiếng Việt	Tiếng Hàn	Korean	ko	ko
vi	vi	Vietnamese	Tiếng Việt	Tiếng Bồ Đào Nha	Portuguese	pt	pt
vi	vi	Vietnamese	Tiếng Việt	Tiếng Tây Ban Nha	Spanish	es	es
de	de	German	Deutsch	Schach	Chess	ch	chess
de	de	German	Deutsch	Chinesisch (Vereinfacht)	Chinese (Simplified)	zs	zh
de	de	German	Deutsch	Englisch	English	en	en
de	de	German	Deutsch	Französisch	French	fr	fr
de	de	German	Deutsch	Italienisch	Italian	it	it
de	de	German	Deutsch	Japanisch	Japanese	ja	ja
de	de	German	Deutsch	Koreanisch	Korean	ko	ko
de	de	German	Deutsch	Portugiesisch	Portuguese	pt	pt
de	de	German	Deutsch	Spanisch	Spanish	es	es
it	it	Italian	Italiano	Scacchi	Chess	ch	chess
it	it	Italian	Italiano	Cinese (semplificato)	Chinese (Simplified)	zs	zh
it	it	Italian	Italiano	Inglese	English	en	en
it	it	Italian	Italiano	Francese	French	fr	fr
it	it	Italian	Italiano	Tedesco	German	de	de
it	it	Italian	Italiano	Giapponese	Japanese	ja	ja
it	it	Italian	Italiano	Coreano	Korean	ko	ko
it	it	Italian	Italiano	Portoghese	Portuguese	pt	pt
it	it	Italian	Italiano	Spagnolo	Spanish	es	es
ja	ja	Japanese	日本語	チェス	Chess	ch	chess
ja	ja	Japanese	日本語	中国語（簡体）	Chinese (Simplified)	zs	zh
ja	ja	Japanese	日本語	英語	English	en	en
ja	ja	Japanese	日本語	フランス語	French	fr	fr
ja	ja	Japanese	日本語	ドイツ語	German	de	de
ja	ja	Japanese	日本語	イタリア語	Italian	it	it
ja	ja	Japanese	日本語	韓国語	Korean	ko	ko
ja	ja	Japanese	日本語	ポルトガル語	Portuguese	pt	pt
ja	ja	Japanese	日本語	スペイン語	Spanish	es	es
ko	ko	Korean	한국어	체스	Chess	ch	chess
ko	ko	Korean	한국어	중⁠국⁠어(⁠간⁠체⁠)	Chinese (Simplified)	zs	zh
ko	ko	Korean	한국어	영⁠어	English	en	en
ko	ko	Korean	한국어	프⁠랑⁠스⁠어	French	fr	fr
ko	ko	Korean	한국어	독⁠일⁠어	German	de	de
ko	ko	Korean	한국어	이⁠탈⁠리⁠아⁠어	Italian	it	it
ko	ko	Korean	한국어	일⁠본⁠어	Japanese	ja	ja
ko	ko	Korean	한국어	포⁠르⁠투⁠갈⁠어	Portuguese	pt	pt
ko	ko	Korean	한국어	스⁠페⁠인⁠어	Spanish	es	es
pa	pa	Punjabi (Gurmukhi)	ਪੰਜਾਬੀ	ਇੰਗਲਿਸ਼	English	en	en
ur	ur	Urdu	اردو	انگریزی	English	en	en

Edited by Mat!/Ozone, 2026/07/11