Business and Human Rights Centre
The Business and Human Rights Centre includes an online library that covers over 2400 companies, over 160 countries, and over 150 topics. It includes both reports of corporate misconduct, and examples of "best practice" by companies.
Codes of Ethics Collection
The Center for the Study of Ethics in the Professions part of the Illinois Institute of Technology provides over 850 codes of ethics for professional societies, corporations, government, and academic institutions (primarily from the United States).
Corpwatch.org provides news, opinion papers, and alerts on global corporate activities.