Gnostic texts preserved before 1945
Prior to the discovery at Nag Hammadi, only the following texts were available to students of Gnosticism. Reconstructions were attempted from the records of the heresiologists, but these were necessarily coloured by the motivation behind the source accounts.
- Works preserved by the Church:
- The Bruce Codex (purchased in 1769 by James Bruce):
- The Askew Codex (British Museum, bought in 1784):
- Pistis Sophia: Books of the Savior
- The Berlin Codex or The Akhmim Codex (found in Akhmim, Egypt; bought in 1896 by Carl Reinhardt):
- Unknown origin:
Complete list of codices found in Nag Hammadi
- Codex I (also known as The Jung Codex):
- Codex II:
- Codex III:
- Codex IV:
- Codex V:
- Codex VI:
- The Acts of Peter and the Twelve Apostles (includes The Hymn of the Pearl)
- The Thunder, Perfect Mind
- Authoritative Teaching
- The Concept of Our Great Power
- Republic by Plato – The original is not Gnostic, but the Nag Hammadi library version is heavily modified with then-current Gnostic concepts.
- The Discourse on the Eighth and Ninth – a Hermetic treatise
- The Prayer of Thanksgiving (with a hand-written note) – a Hermetic prayer
- Asclepius 21–29 – another Hermetic treatise
- Codex VII:
- Codex VIII:
- Codex IX:
- Codex X:
- Codex XI:
- Codex XII
- Codex XIII:
The so-called "Codex XIII" is not a codex, but rather the text of Trimorphic Protennoia, written on "eight leaves removed from a thirteenth book in late antiquity and tucked inside the front cover of the sixth." (Robinson, NHLE, p. 10) Only a few lines from the beginning of Origin of the World are discernible on the bottom of the eighth leaf.
- The Hymn of Jesus
- Acts of Peter
- Coptic Apocalypse of Peter
- Dialogue of the Saviour
- Odes of Solomon
- Gospel of Judas
- Gospel of the Saviour
Quoted or alluded
These texts are mentioned or partially quoted in the writings of the Church Fathers.
- Gospel of Basilides mentioned by Origen, Jerome, Ambrose, Philip of Side, and Bede.
- Basilides' Exegetica mentioned in Hippolytus of Rome (Refutatio Omnium Haeresium VII, ixv and X, x) and Clement of Alexandria (Stromata IV, xii and IV, xxiv–xxvi)
- Epiphanes' On Righteousness, mentioned in Clement of Alexandria (Str. III, ii).
- Heracleon, Fragments from his Commentary on the Gospel of John, mentioned in Origen (Commentary on the Gospel of John)
- Naassene Fragment mentioned in Hippolytus (Ref. 5.7.2–9).
- Ophite Diagrams mentioned in Celsus and Origen
- Ptolemy's Commentary on the Gospel of John Prologue, mentioned in Irenaeus.
- Ptolemy's Letter to Flora, mentioned in Epiphanius.
- Theodotus: Excerpta Ex Theodoto mentioned in Clement of Alexandria.
- Askew Codex contains Pistis Sophia and some other unknown texts.
- Berlin Codex, 5th century, contains a fragmentary Gospel of Mary, out of nineteen pages, pages 1–6 and 11–14 are missing entirely, the Apocryphon of John, The Sophia of Jesus Christ, and an epitome of the Act of Peter.
- Bruce Codex contains the first and second Books of Jeu and three fragments – an untitled text, an untitled hymn, and the text "On the Passage of the Soul Through the Archons of the Midst".
- Codex Tchacos, 4th century, contains the Gospel of Judas, the First Apocalypse of James, the Letter of Peter to Philip, and a fragment of Allogenes.
- Nag Hammadi library contains a large number of texts (for a complete list see the listing)
- Three Oxyrhynchus papyri contain portions of the Gospel of Thomas:
- Oxyrhyncus 1: this is half a leaf of papyrus which contains fragments of logion 26 through 33.
- Oxyrhyncus 654: this contains fragments of the beginning through logion 7, logion 24 and logion 36 on the flip side of a papyrus containing surveying data.
- Oxyrhyncus 655: this contains fragments of logion 36 through logion 39 and is actually 8 fragments named a through h, whereof f and h have since been lost.
- Adversus haereses, I, viii, 5.
- Hær. XXXIII, 3–7.