This course available on Wikibooks will take you through the basics of the Italian language. You'll learn basic vocabulary, dialogues, grammar and more with clear explanations and examples. To get started, choose one of the sections: "Introduction", "Lessons", "Grammar", or "Vocabulary."

Use Duolingo to learn Italian quickly and effectively! The nicely-designed lessons will introduce you to Italian words and sentences and help you practise them. To use Duolingo you will need to create a free account.

A comprehensive learning course that covers topics such as "the political system", "the environment" or "music." There are a variety of learning exercises and grammar explanations withh high-quality audio and video files. Registration is required for use (also possible via Facebook).

The US Foreign Service Institute's (FSI) language course includes dialogues with audio, information about vocabulary, and short exercises to help you practice. With 30 lessons and the available pdfs (click on "Student Text") you'll be able to learn a lot with this course.