For almost 20 years, the GCFGlobal.org program has helped millions around the world learn the essential skills they need to live and work in the 21st century by offering more than 2,300 free self-paced online courses. 

Course content covers Computers, The Internet, Google products, The Job Search, Creativity & Design, Core Skills in topics such as Math, Reading, Science, and Language Learning, plus Skills for Today which includes topics like Personal Finance, Decision-Making, Freelancing, and many more.

You don't need a library membership to access this site although you may wish to sign up for an account with GCFGlobal.org in order to save your progress through the courses.