- Irish » General information: Foras na Gaeilge
- Irish » Official institutions: Foras na Gaeilge
- Irish » Online language courses: Interactive Irish Course - IrishGaelicTranslator.com
- Irish » Online dictionaries: Freelang English-Irish / Irish-English Dictionary - Irish-English Online Dictionary - Tobar na Gaedhilge / Gaelic Text Database - SMO links to Irish Gaelic Dictionaries
- Irish » Online directories: SMO Gaeilge ar an Ghréasán - Over 700 classified links to pages in and about Irish Gaelic.

- Ulster-Scots » Information and resources: The Ulster-Scots Agency

- Scottish Gaelic » General information: Gaelic Scotland
- Scottish Gaelic » Official Institutions: Comunn na Gàidhlig - Bòrd na Gàidhlig
- Scottish Gaelic » Online language courses: BBC Beag air Bheag
- Scottish Gaelic » Online dictionaries: - SMO Gaelic-English Dictionary - Freelang English-Sc.Gaelic / Sc.Gaelic-English Dictionary - Tobar na Gaedhilge / Gaelic Text Database - SMO links to Scottish Gaelic Dictionaries
- Scottish Gaelic » Online directories: SMO Gàidhlig air an Lìon - Over 500 classified links to pages in and about Scottish Gaelic.

- Scots Language » Information and resources: Scots Online - Scotstext
- Scots Language » Online dictionaries: Dictionary of the Scots Language

- Manx Gaelic » General information: Ellan Vannin Gaelg
- Manx Gaelic » Online dictionaries: Manx-English/English-Manx - Fockleyr Gaelg-Baarle

- Welsh » General information: Bwrdd yr Iaith Gymraeg - Welsh Language Board
- Welsh » Official institutions: Bwrdd yr Iaith Gymraeg - Welsh Language Board
- Welsh » Language campaigners: Cymdeithas yr Iaith
- Welsh » Online language courses: Welsh Course by Mark Nodine
- Welsh » Online dictionaries: English-Welsh / Welsh-English Dictionary

- Cornish » General information: Warlinenn - CornishLanguage.org
- Cornish » Online dictionaries: Warlinenn English-Cornish Dictionary

- Breton » General information: Kervarker.org
- Breton » Official Institutions: Ofis ar Brezhoneg - Office de la Langue Bretonne
- Breton » Online language courses: Kervarker.org
- Breton » Online dictionaries: Breton-English-French Dictionary

- Gallo » Information and resources: Bertaeyn Galeizz

- Galician » General information: Galego.org
- Galician » Official institutions: Instituto da Lingua Galega
- Galician » Language campaigners: A Mesa pola Normalización Linguística