Example of boycott against Springer leading to the creation of an freely accessible scientific journal: the Journal of Machine Learning Research:
The journal was founded as an open-access alternative to the journal Machine Learning. In 2001, forty editors of Machine Learning resigned in order to support JMLR, saying that in the era of the internet, it was detrimental for researchers to continue publishing their papers in expensive journals with pay-access archives. Instead, they wrote, they supported the model of JMLR, in which authors retained copyright over their papers and archives were freely available on the internet.
The journal Machine Learning was published by Springer.
A number of people have called for boycotts against JSTOR after Aaron Swartz's death.
Elsevier isn't indeed the only publisher to have high prices, some examples:
