Blue Ridge Mountain Rescue Group - Covers climbing and rescue knots including how to make a seat harness from webbing and the bowline-on-a-coil. Photos and instructions.
Caving Knots - Illustrated guide to the most commonly used knots in underground exploration.
Climerware - Analysis of the strength loss caused by using a girth hitch. Climbing variations of the girth hitch, the dogvine, the mule knot, and the Figure-8. How to tie a bowline and clove hitch one-handed.
Grog's Animated Knots - Knots for boating, climbing, and fishing with clear animations.
Ian's Shoelace Site - Illustrations and instructions. Including common, faster and more secure knots. Also a section on different methods of lacing shoes.
Knot Tying DVD - Sells a video (VHS/DVD) showing 47 knots and 6 splices tied from the user's perspective. Also gives information on making and caring for ropes. Language and Subtitle options: English/Spanish.
The Knotting Dictionary of Kännet - Covers some common and some uncommon knots, including the Reef knot, Square knot, Sheepshank, Simple Simon Over, Monkey's Fist, and Vice Versa. Illustrations and common uses. What the knot is called in other languages. User-submitted comments.
The Lehigh Group - Covers common marine knots, plus the Hangman's knot, the Scaffold knot, and the Gallows knot. Illustrations and common uses.
New Zealand Speleological Society - Covers common caving knots including the Figure 8, Figure 9, Alpine Butterfly, Italian hitch, and Tape knot. Illustrations and common uses.
Notable Knot Index - New, useful, and interesting bends, loops, hitches, and knots.
The Prusik Knot - Discussion, comments, and tips regarding use for both sailing and climbing. History.
Rec.crafts.knots FAQ - Frequently asked questions for the newsgroup, covering resources, recommendations, and links.
Ropers Knots Pages - Index of knots with links, illustrations, and descriptions.
Ropeworks - A book of knots, hitches, splicing, lashing and rope making.
Six Exploding Knots - Covers six knots that untie easily, including the Sliding Butterfly, Double Carrick bend, and Clove Hitch Biting a Bight. Step-by-step illustrations with instructions and a table of properties.
Sophia-Antipolis Speleogical Society - Covers common caving knots including the double figure-8 on a bight and the farmer's knot. Illustrations.
Team Whiskers Knots - Catfishing Team. Includes information on baits, knots, rigs, tackle, recipes, and tournaments.