# PaperDue > PaperDue is an academic resource platform: a library of 130,000+ real paper examples across 47 subject areas (operating since 1998), plus AI-powered writing tools — the PaperDue AI Writing Assistant and TextChecker. It helps students research, outline, draft, cite, and check academic writing. PaperDue (https://www.paperdue.com) has provided study materials since 1998. All content is for research and reference; use is governed by the Student Honor Code. ## Products - [Paper example library](https://www.paperdue.com/): 130,000+ example essays, research papers, and study guides across 47 subject areas — browsable by topic, document type, school level, and citation style. - [AI Writing Assistant](https://www.paperdue.com/ai-writing-assistant): an AI assistant with a real document workspace for outlining, drafting, and revising academic essays (distinct from a general chatbot — purpose-built for academic writing). - [TextChecker](https://www.paperdue.com/text-checker): combined plagiarism detection and AI-generated-text detection in a single scan. ## Study guides - [Study guides](https://www.paperdue.com/browse-study-guides): structured guides derived from real papers — topic overviews, key concepts, and citations, organized by subject. ## Writing guides (how-to) - [Writing guides](https://www.paperdue.com/writing-guides): step-by-step guides on essay structure, citation styles (APA, MLA, Chicago), cover pages, thesis statements, hooks, and more. ## Free tools - [Citation generator](https://www.paperdue.com/citation-generator): auto-format citations in APA, MLA, and Chicago. - [Writing tools hub](https://www.paperdue.com/writing-tools): outline, topic, thesis, hook, cover-page, and literature-review generators. ## About - [About PaperDue](https://www.paperdue.com/about): company, mission, and operating history (since 1998). - [Student Honor Code](https://www.paperdue.com/student-honor-code): the academic-integrity policy governing use of PaperDue content.