- Christian Classics Ethereal Library
- Numerous classical Christian texts in electronic format, sponsored by Calvin College. - Ante-Nicene Christianity - Includes writings of some Apostolic fathers, and some topical collections of beliefs on issues.
- Apocryphal New Testament Writings - List, with bibliography and links.
- Early Christian Writings - Information and translations for the New Testament, Apocrypha, Gnostics, Church Fathers, Gnostic Gospels, Pseudepigrapha Epistles, Apocryphal Acts, and documents of early Christianity like the Gospel of St. Thomas.
- Early Church.org.uk - Resource for students of early Church history. Includes articles, detailed bibliographies, and images of church fathers.
- Egeria: Translation - Egeria's Description of the Liturgical Year in Jerusalem: Translation
- Fathers of the Church - An extensive compilation of councils, synods, canons, and writings of the Fathers.
- Gnostic Society Library - A collection of materials dealing with Gnosis and Gnosticism, both ancient and modern. Includes the Nag Hammadi Library.
- Guide to Early Church Documents -
- Jewish Roots of Eastern Christian Mysticism - Research seminar investigates the influence of Jewish pseudepigrapha, Markabah and Hekhaloth writings and Enochic tradition on the eastern Christian texts.
- Noncanonical Homepage - English translations for acts, gospels, epistles, pseudepigrapha, and other apocrypha of the Old and New Testament.
- On-Line Texts Related to Biblical Study - Online primary literature for the study of Judaism and Christianity.
- St. Pachomius Library - Virtual encyclopedia of Orthodox Christianity. Emphasis on the early Church. Articles on important writers. Their works available online. Links.
- The Whole Bible: Analysis of the Canonical and Apocryphal Scriptures - Information on apocryphal gospels, acts, epistles, and apocalypses.
- Apocryphal Acts (35)
- Apocryphal Apocalypses (17)
- Apocryphal Gospels (41)
- Apostolic Fathers (21)
- Ecumenical Councils (15)
- Poetry (3)
- Pseudonymous Epistles (11)
