CompPile is a free online resource described on its website as "an inventory of publications in writing studies, including post-secondary composition, rhetoric, technical writing, ESL, and discourse analysis."
Indexing and abstracting for nearly 600 titles, nearly 300 of which are full text. Titles of possible interest in rhetoric and composition include: Rhetoric Society Quarterly, Written Communication, Written Language & Literacy, Journal of Basic Writing, World English, and others.