Of the many websites where interesting philosophical ideas regularly show up, here (in no particular order) are some I try to keep up with:

Alltop Philosophy.  Links to many philosophy websites, including information about recent posts on those websites.

3 Quarks Daily.   “… interesting items from around the web on a daily basis, in the areas of science, design, literature, current affairs, art, and anything else we deem inherently fascinating,” with quite a few philosophy items the site deems fascinating.

How To Believe.  Guardian series of “… experts as they blog great works of religion and philosophy.”

The Guardian Philosophy and  The Guardian Philosophy Books.  Articles in The Guardian about philosophy and philosophy books, most of them quite good.

Philosophy News.  “Get the latest in news and events about philosophy from around the world as well as original essays.”

“The Stone” on New York Times.  “The Stone features the writing of contemporary philosophers and other thinkers on issues both timely and timeless.”

“The Ethicist” in New York Times Magazine.  Kwame Anthony Appiah considers readers’ ethical quandaries.

Faux Phil News.   Just to be sure: this is humor, not real news! And more humor at Existential Comics: “A philosophy comic about the inevitable anguish of living a brief life in an absurd world. Also jokes.”

Flickers of Freedom.  Lively blog about freedom and responsibility with contributions from many experts in this area.

Stanford Encyclopedia of Philosophy.  “… designed so that each entry is maintained and kept up to date by an expert or group of experts in the field.”

Philosophy Bites.  “… podcasts of top philosophers interviewed on bite-sized topics …”

Practical Ethics.  “… daily ethical analysis of news events from researchers in four centres based at the Philosophy Faculty, University of Oxford.”

Wi-Phi.  “Wi-Phi’s mission is to introduce people to the practice of philosophy by making videos that are freely available in a form that is entertaining, interesting and accessible to people with no background in the subject.”

21st Century Monads.  Warning: sometimes “explicit.” “The 21st Century Monads are an international musical collaboration whose songs address fundamental issues in philosophy, including specialized topics in contemporary analytic philosophy and the history of philosophy.”

The Philosophers’ Magazine.  “… an independent quarterly, devoted to presenting top-class philosophy in an accessible and entertaining format.”

Philosophical Installations.  “1573 philosophy videos all in one place.”

Looks Philosophical.  “This is what a philosopher looks like.”

Ask a Philosopher.  “This site puts the talents and knowledge of philosophers at the service of the general public. Send in a question that you think might be related to philosophy and we will do our best to respond to it. ”

Aeon Magazine.  “Aeon is an online magazine about nature, culture, ideas and experience” … including quite a few philosophical ideas. In addition to the magazine, Aeon also has a forum where philosophical questions can be posed and discussed. ”

Ethics Updates.  “… dedicated to promoting the thoughtful discussion of difficult moral issues” … one of the first and still one of the best sites for students of ethics.

Nautilus.  “… a different kind of science magazine. Science, philosophy and culture are woven together into single narratives that you will find both familiar, and surprising.”

Philosopher.  “Philosopher.io contains both traditional journal articles and opinionated blogs on a wide variety of philosophical topics. Whilst the articles and blogs are often written with professional philosophers in mind, all work here is aimed foremost at inspiring people to take up an interest in philosophy.”

Microphilosophy.  “Small thoughts about big subjects; big thoughts about small things; seeds of thought, scatttered to either take root or not; plus short links to longer work. Microphilosophy is the website of the writer Julian Baggini.”

Big Questions Online.  “Big Questions Online aims to explore Big Questions of human purpose and ultimate reality and to foster thoughtful discussion of those topics. We feature essays by leading thinkers and writers and invite you, the readers, to join in an author-led discussion.  … Big Questions Online is a publication of the John Templeton Foundation and, like the Foundation, we encourage civil, informed dialogue for the purposes of definitional clarity and new insights.”

Stoicism Today. Ancient Stoic philosophy for modern living. “Stoicism Today is a group of psychotherapists and philosophers working together to produce resources for practising Stoic philosophy, the 2300 year old philosophy as a way of life, today.”

The Daily Nous. New for and about the philosophy profession.

History of Ideas from BBC 4. Philosophical concepts explained in two-minute animated videos.

135 Free Philosophy eBooks. “This page features a growing list of Free Philosophy eBooks, presenting essential works by Aristotle, Hegel, Kant, Nietzsche, Wittgenstein and many other philosophers. You can generally read these texts on your Kindle, iPad & iPhone, or web browser.”

Free Online Philosophy Courses. “Get free Philosophy courses from the world’s leading universities. You can download these audio & video courses straight to your computer or mp3 player.”

Existential Comics. “A philosophy comic about the inevitable anguish of living a brief life in an absurd world. Also jokes.” Humor, obviously.