The University of Louisville Writing Center "Writing FAQs" website, with lists of questions about general writing, before beginning, drafting and revision, editing, citation, plagiarism, frequent questions for graduate students, and other relevant questions, with links to lengthy answers.
WriteLab is a web tool that helps students practice their confidence in their writing. The founders are Donald McQuade, a professor of English at UC Berkeley, and Matthew Ramirez, a Phd student at UC Berkeley.