The 2015 Open Source Yearbook is a community-contributed collection of the year’s top open source projects, people, tools, and stories. New articles are added as they are published here.
— 2015 Open Source Yearbook https://opensource.com/yearbook/2015
The yearbook highlights the best of open source in 2015 including hardware, software, and resources that made 2015 a great year for open source. There are 22 entries covering everything from the raspberry pi to Drupal to free ebooks.