Desketa - Deskiñ brezhoneg enlinenn / Apprendre le breton en ligne / Learning Breton online / Aprender el bretón en línea / Online Bretonisch lernen / Dysgu Llydaweg ar-lein.
www.celtic-languages.org/Breton/Resources - Breton resources, courses, dictionaries, media, etc.
Kervarker - Cours de breton / Breton lessons / Curso de bretón / Bretonischkurs.
hizivandeiz.free.fr/loadnevez/242.htm - Cours de breton.
en.wikiversity.org/wiki/Portal:Breton - Lessons, some information, and some resources.
forum.unilang.org/viewtopic.php?f=79&t=5877 - An introductory forum thread.
www.breizh.net/icdbl/saozg/endangered.htm#Top - Information on the language.
www.dicts.info/vocabulary/?l1=breton - Vocabulary grouped in topics.
thevore.com/breton - Breton words list.
www.arkaevraz.net/dicobzh/index.php - Dictionnaire breton-français, français-breton.
www.freelang.com/enligne/breton.php - Dictionnaire breton-français, français-breton.
www.lexilogos.com/breton_dictionnaire.htm - Dictionnaire breton-français, français-breton.
Llydaweg i'r Cymro, by Bowen (1977)
Elementary Breton-English & English-Breton Dictionary / Geriadurig Brezhoneg-Saozneg ha Saozneg-Brezhoneg, by Delaporte (1995)
Brezhoneg... Buan hag Aes, by Denez (1972)
Cyflwyno'r Llydaweg / Brezhoneg... Buan hag Aes, by Denez (1972), trans. Williams (1981)
Grammaire du Breton Contemporain, by Favereau (1997)
Breton Grammar, by Hemon (1985)
Kentelioù Brezhoneg Diazez / Cwrs Llydaweg Sylfaenol, by Hincks
A Grammar of Modern Breton, by Press (1986)
Colloquial Breton: The Complete Course for Beginners, by Press and ar Bihan (2004)
Geiriadur Cymraeg-Llydaweg / Geriadur Kembraeg-Brezhoneg, by Williams
'Breton' in The Celtic Languages, by Press (1993)
'Language, Culture, and Identity in Brittany - The sociolinguistics of Breton' in The Celtic Languages, by Timm (1993)