Access unique Irish and British genealogical data at The Origins Network
United Kingdom and Ireland Records at RootsWeb (as contributed).
United Kingdom & Ireland Parish Clerk Index : Includes references and details of Parish Clerks and holders of other official posts such as Church Wardens, Sextons, etc. It is intended mainly as a resource for Family and Local Historians.
Obituary Before 1800 (as far as relates to England, Scotland, and Ireland). Compiled by Sir William Musgrave ... and entitled by him "A general nomenclator and obituary with referrence to the books where the persons are mentioned, and where some account of their character is to be found". Ed. by Sir George J. Armytage. 6 Volumes. 2300 ++ pages. London, 1899-1901 (World Vital Records - requires payment) : Volume 1 - Volume 2 - Volume 3 - Volume 4 - Volume 5 - Volume 6
The Genealogists Magazine: Indexes 1925-1996. Published by the Society of Genealogists.
Members of the Railway Ancestors Family History Society (UK and Ireland) : Surname Interest List
The Country House Database (British Isles). The Country House Database represents a first attempt at listing country houses in the British Isles from the late medieval period to ca. 1850, together with an index to all the families so far traced as having occupied them.
Public Record Office - DocumentsOnline. DocumentsOnline allows you online access to the Public Record Office's collection of digitised public records including service registers of more than 500,000 UK and Ireland seamen who joined the Royal Navy between 1853 and 1923. Searching the index is free, and it costs £3.50 to download a digital image of a document.
SSNE Database. This database comprises of information relating to c.5000 individuals from Scotland, England, Ireland and Wales who migrated to or worked in Denmark-Norway and Sweden-Finland between 1580 and 1707. They represent the military, naval, diplomatic, intellectual and social elite from the British Isles who operated in northern Europe. Free registration required.
Medieval source material on the internet: Public records
Ancient Petitions, Henry III - James I. The earliest petitions date from the reign of Henry III (1216-1272) and the latest from James I (1603-25).
Indexes of Tasmanian Convicts