No Shelf Required has a series of Free Content Alerts, which highlights sites and platforms where ebooks and econtent may be downloaded and read for free. So far they have recommended 10 great sites for "anyone looking for quality content online in digital format".
The Digital Public Library of America (DPLA) has announced an ebook pilot project "aimed at improving access to a broad selection of open and licensed ebooks through market-based methods. We at DPLA are evaluating what we could potentially do from a community and technology perspective to help libraries maximize patron access to ebooks and other e-content. Through the pilot, set to launch in early fall, DPLA will manage technology solutions for 3-5 large public libraries and consortia."
"The March 2017 issue of Perspectives on History featured a piece by Seth Denbo, the AHA’s director of scholarly communication and digital initiatives, on the trend of open-access monographs in humanities fields....
An analysis of the evolution of the Google Book project and its current state:
Scott Rosenberg, "How Google Book Search Got Lost," Backchannel, April 11, 2017, https://backchannel.com/how-google-book-search-got-lost-c2d2cf77121d
Lee Skallerup Bessette briefly reviews a book, Open: The Philosophy and Practices that are Revolutionizing Education and Science, edited by Rajiv Jhangiani and Robert Biswas-Diener (Ubiquity Press, 2017)