Ekhart Yoga mostly focuses on Hatha yoga and Vinyasa yoga, so it's holistic, as well as being good for general fitness. Here is a great tutorial for parents. And here is a good one for managing multiple sclerosis-related fatigue.
Fitness Blender specializes in at-home videos — some of which are especially useful. For example, this quiet home workout is great if you have small children you don't want to wake up. The instructors are also very good at answering viewer questions.
These two friends post workout videos together. With high production values and higher intensity, before you know it you'll have bought a pair of pink yoga pants. Try this full-body workout, or their Malibooty workout.