Websites that offer wooden birdhouse plans include AllCrafts, Birdwatching Bliss and 50Birds. These sites all offer a variety of birdhouse plans in different styles for a range of different birds.
AllCrafts features plans for builders of all different skill levels, intended for a variety of birds. The site includes plans for flowering bird feeders, birdhouses and nesting boxes.
Birdwatching Bliss offers a number of plans as well as video tutorials for beginners looking to build birdhouses. The site also offers suggestions for birdhouse placement and care.
The 50Birds website arranges its plans by bird type, offering houses designed for wrens, chickadees, woodpeckers and more. The site offers detailed plans for construction that users can also print out.