Scotland. Includes transcriptions of birth, marriage and death records as well as links to other useful sites. [The original link is broken. This link points to an archived copy on the Wayback Machine]
Online searchable surname index of almost 10,000 entries for a relatively short period between the mid 1700s and the commencement of General Registration in 1837. Pay-for-use to obtain additional details. From Achievements of Canterbury
Online searchable indexes to the registers of births deaths and marriages held at Middlesbrough Register Office, and also at neighbouring offices at Stockton-on-Tees, Redcar & Cleveland, and Hartlepool.
United Kingdom. The St. Catherine's Marriage Index Includes selective transcriptions for South-East England, a complete transcription for the March Quarter of 1849 for all of England & Wales, and an ongoing transcription for the Year 1856.