- Catholic Culture Formerly Peter's Net
- Liturgica dot Com
- Alapadre
- We Believe
- NewAdvent
- Saint Pachomius Library
- The Ecole Initiative
- Early Christian Writings
- Christus Rex
- Internet Sacred Text Archive
- Theology Library
- American Catholic
- RC dot Net
- Universalis
- Catholic Exchange
- Catholic Information Network
- CCEL or a local mirror