There are 6,220,724 entries from the British Army, Royal Marines, Royal Navy, and Merchant Navy in this Findmypast collection. It combines (mostly) index entries from:
Army Gold Medal / Military General Service Medal, 1793-1814 – Images & Transcripts
British Army Medal Index Cards, 1914-1920 – Image links & Transcript
British Royal Air Force, Gallantry Awards 1914-1919 – Transcripts only
British Royal Navy, Foreign Awards to Officers index 1914-1922 - Transcripts
Commando Gallantry Award Citations, 1939-1945 – Transcripts only
Distinguished Conduct Medal Citations, 1914-1920 – Transcripts & Images
Distinguished Conduct Medal Citations, 1939-1945 – Images & transcripts
Distinguished Conduct Medal, 1857-1908 – Transcripts only
Distinguished Conduct Medal, Medal Index Cards, 1914-1920 – Images & Transcripts
Distinguished Flying Medal, 1939-1945 – Images & transcripts
Distinguished Service Order (DSO), 1923-2010 – Images & transcripts
India Efficiency Medal Awards, 1930-1939 and India Volunteer Force Medal Awards, 1915-1939 – Transcripts only
Indian Mutiny Medal, 1857-1859 - Transcripts only
Merchant Navy Medal Index Cards, 1914-1920 - Transcripts only
Military Cross, 1914-1918 – Transcript only
Military Medal, 1914-1920 – Images & Transcripts
Royal Artillery Honours & Awards, 1886-2013 – Transcripts only
Royal Marines Medal Index Cards, 1914-1920 – Images & transcripts
Royal Naval Volunteer Reserve Ratings, Medal Roll, 1914-1920 – Images & transcripts
Royal Navy Officers, Medal Roll, 1914-1920 – Images & transcripts
Royal Navy Ratings, 1914 Star Medal Roll, 1914-1920 – Images & transcripts
Victoria Cross Awards, 1854-2006 – Images & Transcripts
Waterloo Medal, 1815 - Transcript only
The Victoria Cross records includes those who served with Canadian Forces.