The Two Noble Kinsmen: Full Text
https://www.folger.edu/explore/shakespeares-works/the-two-noble-kinsmen/read/
A searchable full-text rendering of the play, with synopses of each scene detailed in the margins.
The Knight's Tale: Full Text
https://chaucer.fas.harvard.edu/pages/knights-tale-0
A full text of Geoffrey Chaucer's "The Knight's Tale" from the long poem The Canterbury Tales. Text includes both Middle English and modern translation.
The Two Noble Kinsmen: Royal Shakespeare Company
https://www.rsc.org.uk/the-two-noble-kinsmen/
Information on the play, synopsis, and modern performance history from the Royal Shakespeare Company.
John Fletcher
https://www.britannica.com/biography/John-Fletcher
Encyclopedia Britannica page on John Fletcher, who cowrote The Two Noble Kinsmen with William Shakespeare. Includes biography of Fletcher as well as notable works.