- Bulgakov Handbook- (Holy Transfiguration of Christ Cathedral, Denver, CO)
- Byzantina Symmeikta-Free online international peer-reviewed journal on Byzantine Studies)
- Byzantine & Medieval Studies Sites (Compiled by Fordham University)
- Church Slavonic Dictionary-In Russian
- Dumbarton Oaks Byzantine Studies
- Deltion (Bulletin) of the Christian Archaeological Society-Free online international peer-reviewed journal on Byzantine Studies)
- Eastern Orthodox Librarian-Personal blog featuring general information about Orthodoxy and online resources
- Ivan Moody's List-Personal blog featuring general information about Orthodoxy and online resources
- Journal of the Moscow Patriarchate-In Russian
- Myriobiblos - Online Library of Greek Orthodox Literature (Managed by the artopos online culture center)
- Orthodox Catechism of St. Peter Mogila, Metropolitan of Kiev (pravoslavieto.com)
- OCAMPR — The Orthodox Christian Association of Medicine, Psychology and Religion
- Orthodox Church and Bible Study Links-Personal blog featuring general information about Orthodoxy and online resources
- OrthodoxHistory.org-Blog managed by the Society for Orthodox Christian History in the Americas. Includes excellent compilation of online resources and essays on the history of Orthodoxy in America.
- Orthodox Resources (Compiled by the Orthodox Christian Foundation, OCF)
- Patristica.net- Excellent open-source resource for patristics. Includes PDFs and links to free ebooks from Google books
- Saint Pachomius Orthodox Library-Unofficial encyclopedia of Orthodox-related subjects.
- Synaxis- Blog managed by St. Vladimir's Seminary
- Wonderblog-Blog managed by the Department of Youth, Young Adult, and Campus Ministries of the Orthodox Church in America