Guides and documents:
The Statutes of Arms, England, c. 1260 were restrictive legislation to keep tournaments under control (Internet Medieval Sourcebook)Extensive accounts of medieval tournaments:
King René's Tournament Book is a guide to holding tournaments from 1460 (trans. Elizabeth Bennett).
To Cry a Joust is a 15th century guide to holding a "joust of peace" (KCT).
Pierre de Masse's Challenge to John Astley, Paris, 1438 -- an agreement of terms between two combatants (KCT).
Challenge of John Astley, Squire, to Philip Boyle, Knight of Aragon, London, 1442 -- another such agreement (KCT).
Charter of the Order of the Black Swan, a tournament company, 1350 (KCT).
The Tales from Froissart site includes several descriptions of challenges, tournaments, and other feats of arms. See especially The Tournament at St. Inglevert and An Analysis of the Action.Related materials (heraldry, ordinances of chivalry, miscellany):
The Deeds of Jacques de Lalaing is a modern retelling of the tournament career of a 15th c. champion (S. Matthew Galas, the H.A.C.A.).
Late Mediaeval Oaths for Kings of Arms, Heralds, and Pursuivants (ed. Craig Levin, KCT).Bibliography
On a MS Collection of Ordinances of Chivalry belonging to Lord Hastings-- includes several different documents of interest, some which are listed separately on this or other pages of the section (KCT).
How Knights of the Bath Should be Made, 15th c. (Middle English original) (KCT).
The Zurich Roll of Arms, Switzerland and Germany, 1340s. A beautiful on-line example of a roll of arms. Early rolls of arms were often created in conjunction with tournaments. (ed. Gerrit Bigalski).
An undated Middle English poem on the training of a squire (KCT).
Select Bibliography on Medieval Tournaments includes all the printed materials known to me.
Historical Materials on Knighthood and Chivalry index