Adnotationes in Deuteronomium
(greek, ed.: J.P. Migne PG)
at Documenta Catholica Omnia
[www.documentacatholicaomnia.eu/02g/0185-0254,_Origenes,_Adnotationes_in_Deuteronomium,_MGR.pdf]

Adnotationes in Exodum
(greek, ed.: J.P. Migne PG)
at Documenta Catholica Omnia
[www.documentacatholicaomnia.eu/02g/0185-0254,_Origenes,_Adnotationes_in_Exodum,_MGR.pdf]

Adnotationes in Genesim
(greek, ed.: J.P. Migne PG)
at Documenta Catholica Omnia
[www.documentacatholicaomnia.eu/02g/0185-0254,_Origenes,_Adnotationes_in_Genesim,_MGR.pdf]

Adnotationes in Jesum filium Nave
(greek, ed.: J.P. Migne PG)
at Documenta Catholica Omnia
[www.documentacatholicaomnia.eu/02g/0185-0254,_Origenes,_Adnotationes_in_Jesum_filium_Nave,_MGR.pdf]

Adnotationes in Judices
(greek, ed.: J.P. Migne PG)
at Documenta Catholica Omnia
[www.documentacatholicaomnia.eu/02g/0185-0254,_Origenes,_Adnotationes_in_Judices,_MGR.pdf]

Adnotationes in Leviticum
(greek, ed.: J.P. Migne PG)
at Documenta Catholica Omnia
[www.documentacatholicaomnia.eu/02g/0185-0254,_Origenes,_Adnotationes_in_Leviticum,_MGR.pdf]

Adnotationes in Numeros
(greek, ed.: J.P. Migne PG)
at Documenta Catholica Omnia
[www.documentacatholicaomnia.eu/02g/0185-0254,_Origenes,_Adnotationes_in_Numeros,_MGR.pdf]

Commentarii in Genesim
(greek, ed.: J.P. Migne PG)
at Documenta Catholica Omnia
[www.documentacatholicaomnia.eu/02g/0185-0254,_Origenes,_Commentarii_in_Genesim,_MGR.pdf]

Contra Celsum (books 1-8)
(engl.)
at New Advent
[www.newadvent.org/fathers/0416.htm]

Contra Celsum (books 1-8, notes)
(engl.: Roberts-Donaldson)
at CCEL
[www.ccel.org/fathers2/ANF-04/anf04-55.htm#P7633_1767606]
[www.ccel.org/fathers2/ANF-04/anf04-56.htm#P7995_1945774]
[www.ccel.org/fathers2/ANF-04/anf04-57.htm#P8471_2133330]
[www.ccel.org/fathers2/ANF-04/anf04-58.htm#P8980_2302909]
[www.ccel.org/fathers2/ANF-04/anf04-59.htm#P9758_2542078]
[www.ccel.org/fathers2/ANF-04/anf04-60.htm#P9777_2546023]
[www.ccel.org/fathers2/ANF-04/anf04-61.htm#P10182_2698587]
[www.ccel.org/fathers2/ANF-04/anf04-62.htm#P10842_2897989]
[www.ccel.org/fathers2/ANF-04/anf04-63.htm#P11216_3045285]

Contra Celsum (books 1-8)
(german: P. Koetschau, München 1926 )
at Bibliothek der Kirchenväter
[www.unifr.ch/bkv/kapitel136.htm]

De oratione
(german: P. Koetschau, München 1926 )
at Bibliothek der Kirchenväter
[www.unifr.ch/bkv/kapitel101.htm]

De principiis (preface, books 1-4)
(engl.: Roberts-Donaldson)
at CCEL
[www.ccel.org/fathers2/ANF-04/anf04-45.htm#P6244_1101010]
[www.ccel.org/fathers2/ANF-04/anf04-46.htm#P6465_1238953]
[www.ccel.org/fathers2/ANF-04/anf04-47.htm#P6761_1418989]
[www.ccel.org/fathers2/ANF-04/anf04-48.htm#P7325_1669491]
[www.ccel.org/fathers2/ANF-04/anf04-49.htm#P7421_1712278]

De principiis (preface, books 1-4)
(engl.)
at New Advent
[www.newadvent.org/fathers/0412.htm]

De Resurrectione
(greek, ed.: J.P. Migne PG)
at Documenta Catholica Omnia
[www.documentacatholicaomnia.eu/02g/0185-0254,_Origenes,_De_Resurrectione,_MGR.pdf]

Epistula ad Africanum
(greek, ed.: J.P. Migne PG)
at Documenta Catholica Omnia
[www.documentacatholicaomnia.eu/02g/0185-0254,_Origenes,_Epistula_ad_Africanum,_MGR.pdf]

Epistula ad Africanum
(engl.: Roberts-Donaldson)
at CCEL
[www.ccel.org/fathers2/ANF-04/anf04-51.htm#P7540_1724196]

Epistula ad Africanum
(engl.)
at New Advent
[www.newadvent.org/fathers/0414.htm]

Epistula ad Gregorium
(engl.: Roberts-Donaldson)
at CCEL
[www.ccel.org/fathers2/ANF-04/anf04-52.htm#P7608_1760968]

Epistula ad Gregorium
(engl.)
at New Advent
[www.newadvent.org/fathers/1014.htm]

Exhortatio ad martyrium
(german: P. Koetschau, München 1926 )
at Bibliothek der Kirchenväter
[www.unifr.ch/bkv/kapitel135.htm]

Expositio in Proverbia
(greek, ed.: J.P. Migne PG)
at Documenta Catholica Omnia
[www.documentacatholicaomnia.eu/02g/0185-0254,_Origenes,_Expositio_in_Proverbia,_MGR.pdf]

Fragmenta ex commentariis in Exodum
(greek, ed.: J.P. Migne PG)
at Documenta Catholica Omnia
[www.documentacatholicaomnia.eu/02g/0185-0254,_Origenes,_Fragmenta_ex_commentariis_in_Exodum,_MGR.pdf]

Fragmenta ex commentariis in Ezechielem
(greek, ed.: J.P. Migne PG)
at Documenta Catholica Omnia
[www.documentacatholicaomnia.eu/02g/0185-0254,_Origenes,_Fragmenta_ex_commentariis_in_Ezechielem,_MGR.pdf]

Fragmentum ex commentariis in Osee
(greek, ed.: J.P. Migne PG)
at Documenta Catholica Omnia
[www.documentacatholicaomnia.eu/02g/0185-0254,_Origenes,_Fragmentum_ex_commentariis_in_Osee,_MGR.pdf]

Fragmenta ex commentariis in Proverbia
(greek, ed.: J.P. Migne PG)
at Documenta Catholica Omnia
[www.documentacatholicaomnia.eu/02g/0185-0254,_Origenes,_Fragmenta_ex_commentariis_in_Proverbia,_MGR.pdf]

Fragmentum ex homiliis in Acta Apostolorum
(greek, ed.: J.P. Migne PG)
at Documenta Catholica Omnia
[www.documentacatholicaomnia.eu/02g/0185-0254,_Origenes,_Fragmentum_ex_homiliis_in_Acta_apostolorum,_MGR.pdf]

Homiliae (I, II, III, IV, VIII)
(it.)
at Monastero Virtuale
[www.monasterovirtuale.it/home/la-patristica/origene-omelia-i-sul-genesi.html]
[www.monasterovirtuale.it/home/la-patristica/origene-omelia-ii-sul-genesi.html]
[www.monasterovirtuale.it/home/la-patristica/origene-omelia-iii-sul-genesi.html]
[www.monasterovirtuale.it/home/la-patristica/origene-omelia-iv-sul-genesi.html]
[www.monasterovirtuale.it/home/la-patristica/origene-omelia-viii-sul-genesi.html]

Homiliae in Job
(greek, ed.: J.P. Migne PG)
at Documenta Catholica Omnia
[www.documentacatholicaomnia.eu/02g/0185-0254,_Origenes,_Homiliae_in_Job,_MGR.pdf]

In Canticum canticorum
(greek, ed.: J.P. Migne PG)
at Documenta Catholica Omnia
[www.documentacatholicaomnia.eu/02g/0185-0254,_Origenes,_In_Canticum_canticorum,_MGR.pdf]

In Ruth
(greek, ed.: J.P. Migne PG)
at Documenta Catholica Omnia
[www.documentacatholicaomnia.eu/02g/0185-0254,_Origenes,_In_Ruth,_MGR.pdf]

Perì euches
(it.)
at Scuola di Spiritualità
[digilander.libero.it/itsad/zipssp/OrigenePregITA.zip]

Scholia in Canticum canticorum
(greek, ed.: J.P. Migne PG)
at Documenta Catholica Omnia
[www.documentacatholicaomnia.eu/02g/0185-0254,_Origenes,_Scholia_in_Canticum_canticorum,_MGR.pdf]

Scholia in Lucam
(greek, ed.: J.P. Migne PG)
at Documenta Catholica Omnia
[www.documentacatholicaomnia.eu/02g/0185-0254,_Origenes,_Scholia_in_Lucam,_MGR.pdf]

Scholia in Matthaeum
(greek, ed.: J.P. Migne PG)
at Documenta Catholica Omnia
[www.documentacatholicaomnia.eu/02g/0185-0254,_Origenes,_Scholia_in_Matthaeum,_MGR.pdf]

Selecta in Deuteronomium
(greek, ed.: J.P. Migne PG)
at Documenta Catholica Omnia
[www.documentacatholicaomnia.eu/02g/0185-0254,_Origenes,_Selecta_in_Deuteronomium,_MGR.pdf]

Selecta in Exodum
(greek, ed.: J.P. Migne PG)
at Documenta Catholica Omnia
[www.documentacatholicaomnia.eu/02g/0185-0254,_Origenes,_Selecta_in_Exodum,_MGR.pdf]

Selecta in Ezechielem
(greek, ed.: J.P. Migne PG)
at Documenta Catholica Omnia
[www.documentacatholicaomnia.eu/02g/0185-0254,_Origenes,_Selecta_in_Ezechielem,_MGR.pdf]

Selecta in Genesim
(greek, ed.: J.P. Migne PG)
at Documenta Catholica Omnia
[www.documentacatholicaomnia.eu/02g/0185-0254,_Origenes,_Selecta_in_Genesim,_MGR.pdf]

Selecta in Jesum Nave
(greek, ed.: J.P. Migne PG)
at Documenta Catholica Omnia
[www.documentacatholicaomnia.eu/02g/0185-0254,_Origenes,_Selecta_in_Jesum_Nave,_MGR.pdf]

Selecta in Judices
(greek, ed.: J.P. Migne PG)
at Documenta Catholica Omnia
[www.documentacatholicaomnia.eu/02g/0185-0254,_Origenes,_Selecta_in_Judices,_MGR.pdf]

Selecta in Leviticum
(greek, ed.: J.P. Migne PG)
at Documenta Catholica Omnia
[www.documentacatholicaomnia.eu/02g/0185-0254,_Origenes,_Selecta_in_Leviticum,_MGR.pdf]

Selecta in Numeros
(greek, ed.: J.P. Migne PG)
at Documenta Catholica Omnia
[www.documentacatholicaomnia.eu/02g/0185-0254,_Origenes,_Selecta_in_Numeros,_MGR.pdf]

Selecta in Psalmos
(greek, ed.: J.P. Migne PG)
at Documenta Catholica Omnia
[www.documentacatholicaomnia.eu/02g/0185-0254,_Origenes,_Selecta_in_Psalmos,_MGR.pdf]