Amadeus Press - Specialty publisher of books on opera, classical music, music history and biography, instruments, and performance.
Coordinated Opera Resource Pages (CORPUS) - lists composers, operas, companies, festivals, magazines, and more.
CurtainUp - "Top-Rated Internet Magazine of Theater Reviews and Features"
FASOLT: For All Serious Opera Lovers Today - Monthly e-zine with recording and book reviews, art and photo galleries and other opera-related content. Includes a searchable opera recordings archive, artist catalogues and discographies.
L'Avant-scène Opéra - Features libretto, with analysis, of one or two operas in each issue: sales of subscriptions and back issues.
Mapleson's Opera Magazine - Descriptions and short reviews of eating and drinking in the opera.
Opera Magazine - News, articles and reviews from the world of opera.
Opera News - "The most prominent opera magazine in the US"
parterre box - opera zine including news, reviews, humor and gossip with a queer edge.
The Opera Critic - Includes news, reviews and articles.
USOperaWeb - E-zine devoted to opera by American composers, including a calendar of worldwide performances. Current issue plus archives.