Website dedicated to sharing graves (and headstone information) from graves of Irish people abroad.
http://irishgraves.blogspot.com.au
John Grenham, the Irish professional genealogist and author, has links to a large number of useful Irish family history websites. There are links to each county in Ireland leading you to sites with information on censuses, church registers, cemeteries, Griffith's Valuation, directories and more. There are also passenger lists and links to family history pages by surname.
https://www.johngrenham.com
Starting in 2001 the JFK Trust began to compile a most comprehensive database of Irish emigration to the United States, in conjunction with the Balch Institute in Philadelphia, the Ellis Island Restoration Commission in New York and the Battery Conservancy in New York. Access to the database is free through this website. Printouts are available for a small fee
http://www.dunbrody.com
This site is an online archive relating to the history of Ireland. It includes the Irish Emigration Database.
http://www.dippam.ac.uk
The Irish in Europe Project, founded in NUI Maynooth in 1997, promotes scholarly research on Irish migration to continental Europe in the early modern period. It currently hosts biographical information on about 40,000 Irish migrants, mainly soldiers but also men who had to leave Ireland in order to study for the priesthood.
http://www.irishineurope.ie/vre/index
This website commemorates the young female orphans who were sent from Irish workhouses to Sydney, Melbourne and Adelaide 1848-1850 under the Earl Grey scheme. There is background information on the scheme and the names of those on the memorial are listed.
http://www.irishfaminememorial.org/en/orphans
A searchable database of advertisements placed in the Boston Pilot newspaper for missing friends and relatives who had emigrated from Ireland to the United States 1831-1921. There are over 37,000 records and many of them give details of place of origin and other family members.
http://infowanted.bc.edu
This website has details on over 120 Irish families who lived in Stafford during Victorian times.
http://www.staff.ljmu.ac.uk/socjhers/stafford
This website is produced by the Irish Times newspaper. Some information is free and some can be viewed on a pay-per-view basis. Free information includes a surname dictionary, surname histories, place name database taken from the '1851 General Alphabetical Index to the townlands and towns, parishes and baronies of Ireland' and passenger lists. There are also pages for each county and lots of links.
http://www.irishtimes.com/ancestor