OLD-IRISH-L . an electronic mailing list and forum for informal discussions of early Irish language and literature, with an emphasis on Old and Middle Irish. Additional information can be found on the website of Dennis King: http://www.smo.uhi.ac.uk/liosta/old-irish-l
Modern Irish
Gaelic Dictionaries Online, Ceantar.org: Gaelic Languages. Links to online dictionaries for Irish, Scottish-Gaelic and Manx.
An Foclóir Beag, Computer Science and Information Systems, Univ. of Limerick.
Natural Language Processing (NLP) Tools for Irish, Centre for Language and Communication Studies (CLCS), TCD. NLP tools for morphological analysis, all word forms, part-of-speech tagging, dependency analysis tagging, and sentence chunking