SFcrowsnest: The Long and Wyndham Road
- Article on John Wyndham's recent centenary and works like Day of the Triffids.
- http://www.sfcrowsnest.com/sfnews2/03_sept/news0903_10.shtml

Allscifi John Wyndham Spotlight
- A detailed analysis of the plot, setting, characters, theme, and structure of his Triffids novel, and links to similar works by other novelists.
- http://www.allscifi.com/Topic.asp?TopicID=132

Return of the Triffids: The John Wyndham Archive
- An exhibition celebrating the acquisition of the John Wyndham Archive by the University of Liverpool. An informative site on Wyndham and his works, including links to further resources available on the internet.
- http://www.liv.ac.uk/~asawyer/triffid2.html