Anaximander: Lecture notes by S. Marc Cohen. Focuses on the relation of Anaximander's thought to that of Thales.
Anaximander: Explanation of the philosopher's "fundamental passage in the beginning of Western metaphysics" (Heidegger). (Greek & English)
Anaximander Fragments and Commentary: From Arthur Fairbanks' 1898 The First Philosophers of Greece. Provides his own translations of all passages in ancient literature by or about Anaximander.
Internet Encyclopedia of Philosophy: Anaximander: Detailed article on this Milesian, by Dirk L. Couprie.
Life of Anaximander: From the C.D. Yonge translation of Diogenes Laertius' Lives of the Philosophers.