University of Toronto (Canada)
University of Toronto: Selected Poetry of Geoffrey Chaucer
Click on numbers 1-10 for Middle English versions of the most famous of Geoffrey Chaucer's prologues and tales from "The Canterbury Tales." Other links will take you to more of Chaucer's works.
University of Michigan
Middle English Compendium: The Canterbury Tales, by Geoffrey Chaucer
Read and search Chaucer's famous work, "The Canterbury Tales." Text is provided in untranslated Middle English.