Sewing patterns and idea books can be fairly expensive at your local fabric and craft stores, but there are hundreds available free on the web. Many pattern makers offer free samples on their sites and sewing websites often have user-created patterns available for download.
Check out BurdaStyle. You must register to get access to the site's copyright-free patterns as well as step-by-step tutorials for great sewing projects. The free patterns are mixed in with the paid patterns, so it will take a bit of searching to find what you're looking for.
Register at FreePatterns to download their patterns for wall hangings, pillows, cushions and other home accessories.
Check out SewingMamas. This is a forum-style site that you'll need to join before downloading lots of cute gift and boutique designs. Not only can you download lots of wonderful patterns, you can also upload your own.
Find sewing patterns at Sewing.org. The site has patterns for projects from quilts to toys. It's also a great place to find gifts to make for the men in your life with projects like a fishing vest and a tool wrap.