Today’s Advent givaway by Logos Bible Software is Geerhardus Vos’s Idea of Biblical Theology as a Science and as a Theological Discipline.
The Liddell-Scott-Jones lexicon wiki noted by AWOL has several external links to other LSJ texts available online, including in PDF format.
For today’s Advent freebie, Logos Bible Software has volume 2, part 1 of Karl Barth’s Church Dogmatics (The Doctrine of God).
Today’s Advent giveaway at Logos Bible Software is the Cornerstone series commentary on the Pastorals and Hebrews with contributions by Linda Belleville, Jon Laansma, and Ramsey Michaels.
Today’s free resource for Advent at Logos is Henry Cole’s edition of Calvin’s Calvinism (1856–1857).