Below are some resource links that may be helpful to you in the course of your family history research. 
They are intended as practical suggestions. CCNGS does not make any specific recommendations or guarantee results.

Australia

• National Archives of Australia - Search for People

• Society of Australian Genealogists

Brazil

• Brazilian Families of German Origin (Martius-Staden Institute)

Canada

• American-Canadian Genealogical Society

• Canadian Legal Information Institute (CanLII)

• Glengarry County Newspaper Archives (Ontario)

• Home Children Canada

• Library and Archives of Canada

• Nova Scotia Archives (Births, Marriages and Deaths)

• Ontario Ancestors (‘The Ontario Name Index’ Searchable Database)

• Provincial Archives of New Brunswick

• Royal BC Museum (Genealogy Index Search)

England, Scotland and Wales

• British Genealogy & Family History Forum

• Capital Collections (Image library of Edinburgh libraries and museums)

• Dustydocs (English Parish Registers Online)

• FIBIS (Families in British India Society)

• Findmypast

• FreeBMD (Civil Registration index of births, marriages and deaths for England and Wales)

• FreeCEN (‘As is’ transcriptions of UK census returns)

• National Library of Scotland (maps)

• ScotlandsPeople (Scottish Government site for searching government records and archives)

• Scottish Genealogy Society

• Scottish Post Office Directories

• Scottish Indexes

• TheGenealogist

• The National Archives

• The National Library of Wales Archives

• trove.scot (Images of Scotland)

• University of Aberdeen Scottish Emigration Database

• Virtual Mitchell (Image collection from the Mitchell Library in Glasgow)

France

• Archives of France

• Archives of Paris

• Geneanet

• The French Genealogy Blog by Anne Morddel

Germany (and German Language)

• Beyond History (German Genealogy and Probate Research)

• Bremen Emigration Database 1920-1939

• Bremen Emigration Database 1820-1897, 1904 and 1907

• Cuxhaven (Lower Saxony) Emigration Records

• German Genealogy Collective

• Germany Unlocked

• Landesarchiv Baden-Württemberg

• Meyers Gazetteer (Searchable historical map images - German Empire)

• 18th Century Pennsylvania German Naming Customs (Charles Kerchner)

• Oldenburg (Lower Saxony) Emigration Records

Ireland

• Catholic Parish Registers at the National Library of Ireland

• Irish Genealogy

• Irish Genealogy Resources (Kelly Wheaton)

• Irish Names Surname Search

• National Library of Ireland

• The National Archives of Ireland

• The National Archives - Search the 1901 and 1911 Censuses

• The National Archives - Search the 1821 to 1851 Censuses

• Irish Placenames (e.g., parishes)

• Public Record Office of Northern Ireland

• Virtual Record Treasury of Ireland

Jewish Heritage

• American Jewish Archives

• JewishGen (The Global Home for Jewish Genealogy)

• JewishGen Online Worldwide Burial Registry

• Shul Records America by JewishGen

Maps

• David Rumsey Map Collection

Mexico

• Archivo General de la Nación - Mexico

• Biblioteca Nacional/Hemeroteca Nacional de México (Digitized newspapers)

• National Directory of Archives - Mexico

New Zealand

• New Zealand Society of Genealogists