Manna Manuscript Management System (MMS) is a comprehensive AI-powered platform that streamlines the entire manuscript lifecycle from submission and peer review to final publication. Built for journals, conferences, and academic publishers it centralizes editorial workflows, reviewer management, AI & plagiarism detection, and publishing tools into one secure system. The platform supports configurable review workflows, blind and double-blind peer review, dynamic assessment forms, automated notifications, and role-based access control. Editors can assign reviewers, manage revisions, track decisions across multiple editorial roles, and maintain complete audit trails with real-time status dashboards. Manna MMS includes strong research integrity capabilities such as AI-generated content detection, plagiarism checking with configurable tolerance thresholds, reference checking and citation validation (including link and source verification where possible), and detailed reports that help editors identify issues early and maintain quality standards. For production and indexing, Manna MMS provides DOI integration, JATS XML conversion, metadata export for indexing workflows, page setting support, and structured publication readiness steps. Reporting and analytics help track submission trends, reviewer performance, acceptance rates, turnaround times, and journal growth. Designed for scalability and security, Manna MMS supports multi-tenant publishing environments and is ideal for publishers managing multiple journals and institutions seeking a modern, automated, and AI-enhanced editorial management solution.