LibriVox - free public domain audiobooks
Tasker - Tasker is an application for Android which performs Tasks (sets of Actions) based on Contexts...
Audible - Audible is the world’s largest provider of premium audiobooks and spoken word content.
Islamic Audiobooks Central - Listen to audiobooks about religion, spirituality and philosophy from the Islamic perspective.
Locale - Locale helps content owners and translators work together, so Rails developers are free to write more code
LearnOutLoud.com - LearnOutLoud.com is the web's largest resource for audio & video learning.