A Canadian Catholic publishing house, Justin Press is the publisher for such notable Catholic writers as novelist Michael O'Brien. They have several genres to choose from, including apologetics, medical ethics, art, technology, fiction, and more.
A Catholic Lifetime Reading Plan
Fr. John McCloskey lists 100 must-read books (aside from the Bible).
Their online library of spiritual and other classics includes the writings of St. Albert the Great, St. Alphonsus, St. Augustine of Hippo, St. Benedict, St. Catherine of Genoa, St. Catherine of Siena, St. Ignatius of Loyola, St. John of the Cross, St. Patrick, St. Teresa of Avila, St. Thérèse of Lisieux, John Henry Cardinal Newman, G.K. Chesterton, Thomas à Kempis, and more. (Also included is The Brothers Karamazov by Fyodor Dostoevsky.)
This online library of 25 spiritual classics includes writings of St. Augustine, St. Bernard of Clairvaux, St. Bonaventure, St. Catherine of Genoa, St. Catherine of Siena, St. Francis de Sales, St. John of the Cross, St. Teresa of Avila, Bl. Henry Suso, and many more.
Access St. Thomas Aquinas's classic masterpiece online at New Advent.
Catholic Answers Magazine (formerly This Rock)
Sample articles and selected archives of the popular Catholic magazine from Catholic Answers.
Lay Witness Magazine
Access the online archives.
Boston Catholic Journal (online)