Cochenille Design Studio  
   Knitting design software company. Good product descriptions, some demos. Offers programs on several platforms.
   http://www.cochenille.com/

Knitware  
   Software for knitting design for hand and machine knitters. Two design programs: Sweaters and Critter Clothes. IBM PCs and compatibles.
   http://www.islandnet.com/knitware/

Rose's Knits  
   Information and technical support for machine and hand knitting software. Programs include Mr. Card, Dr. Cutter, Knitpic, Thumb Print. Free programs, patterns and updates are found here too.
   http://www.roses-knits.com/

Terry Mason's Home Knitting Software  
   Easy to use software for the home knitter. Create custom patterns to the size and style. Now with online ordering.
   http://www.terrymason.com/

Village Yarns  
   Specializes in hand dyed, painted, natural fiber, fashion and precious fiber yarns.
   http://www.villageyarns.com/

Knitting Software Inc.  
   Software for the hand knitter written by a hand knitter, including sweater and sock charting, color and texture, calculation and custom grid paper.
   http://www.software4knitting.com/