Exclusively Quilters / Classic Cottons

http://www.classiccottons.com/free-quilt-patterns.aspx

Robert Kaufman Fabrics

Free patterns are designated with an "f"

http://www.robertkaufman.com/quilting/quilts_patterns/

P&B Textiles

http://www.pbtex.com/html/free_patterns.html

Timeless Treasures

These patterns are the property of Timeless Treasures for one year only; after which they become the property of the pattern designers and will no longer be offered as free pattern downloads.

http://www.ttfabrics.com/patterns/

Blank Quilting

http://www.blankquilting.com/freepatterns.aspx

Quilting Treasures

http://www.quiltingtreasures.com/quilting/projects.php

Benartex

http://www.benartex.com/page/quilt-gallery.htm

United Notions (Moda)

Includes downloads for quilting and sewing patterns

http://www.unitednotions.com/un_main.nsf/free_patterns!OpenPage

Hoffman Fabrics

http://www.hoffmanfabrics.com/content/content-folder.asp?FolderID=7

Marcus Fabrics

Click on "Next" to scroll through available patterns

http://www.marcusbrothers.com/quiltgallery/

Henry Glass & Co.

Click on "New Free Projects" to access available patterns

http://www.henryglassfabrics.com/

Art Gallery Fabrics

http://www.artgalleryquilts.com/projects/index.shtml

Andover Fabrics

http://www.andoverfabrics.com/FreeQuiltPatterns.php