http://ceolas.org/ceolas.html One of the first sites for Irish music on the web, many of the links are dead.
http://www.smo.uhi.ac.uk/liosta/irtrad-l/ irtrad-l One of the earliest folk music mailing lists. Archives are great, I haven't been on it for a while, since the server asks every month or so for you to continue to be on the server, and I miss it occasionally, then I'm off the list.
[https://thesession.org/url] Clearin ... usic-joyce The Joyce collection, from late 19th century.
https://www.itma.ie/features/discover/e ... ic-at-itma Lovely site dedicated to Irish trad, nicely populated store.
[urlhttps://www.itma.ie/digital-library[/url] Digital audio from the Irish Traditional Music Archive.
https://ceolalainn.breqwas.net Links to many old out of print albums.
http://ceolalainn.blogspot.com