The Catholic Encyclopedia. Originally published in 1914, this incredible reference work contains 11,600 articles on every Catholic topic imaginable.
The Church Fathers. The ancient Christians come alive in this classic 38-volume collection.
The Summa Theologica. St. Thomas Aquinas answers 4,000 questions about God and the universe.
The Holy Bible in Douay-Rheims (English) and Vulgate (Latin) versions.
And much more, including papal encyclicals and other resources. Everything's here except for our news aggregator. These HTML files are designed to work with Windows, Mac and Linux computers.