This page pulls together a number of different resources which the community, especially students, would find helpful. They are presented here in no particular order of importance.
The Heterodox Economics Newsletter is excellent for updates on all things heterodox, providing "a scientific community service for real-world economic research".
The History of Economic Thought Website "concentrates information and resources on the history of economic thought for students, researchers and all those who are interested in learning about economics from a historical perspective".
The Monetary Policy Institute (MPI) has an excellent blog for those interested in monetary macro. You can learn more about the Institute on its website. The Institute "is an international virtual institute whose purpose is to shed critical light on central banking and monetary policy".
Developing Economics is an excellent blog that is meant to "stimulate debate and critical reflection on economic development among academics and practitioners from all relevant fields." Also see their list of resources.
Sarah F. Small's compilation of professional development resources "targeted to feminist economics graduate students and upper-level undergraduates".
Marxists.org hosts the Marxists Internet Archive, which is a useful resource to read a wide range of historical texts in multiple languages.
The State Bank of Pakistan's economic data and publications pages are useful for anyone interested in familiarizing themselves with the Pakistani economy.
This is an entire graduate level (core) course which was taught by Anwar Shaikh at the New School for Social Research (NSSR), New York, in the fall of 2013. You can also watch his other course and miscellaneous videos.
"From Aristotle to John Maynard Keynes, nearly 30 of the most influential economic writers are covered in this course."
This lecture series by Robert Skidelsky, well known for his three-volume biography of Keynes, deals with how and how not to do economics.