Complete Modular Business Operating System with CRM and Finance Suite

A comprehensive business operating system that consolidates CRM, finance, billing, scheduling, project management, marketing, analytics, and customer portals into a single modular platform. Built with approximately 90 frontend pages, 400+ backend API endpoints, and 26 installable applications across six categories. Features a unique app marketplace where users can install/uninstall business functions as needed, with granular access controls and administrator approval workflows. Includes payment processing integrations with Stripe and PayPal, subscription management, renewal tracking, and customer success tools.