·13 min read
FullCalendar vs React Big Calendar vs Schedule-X 2026: The Best Calendar Library for Your Next.js App
A practical 2026 comparison of the three leading React calendar and scheduling libraries — FullCalendar (the mature, feature-complete standard with resource and timeline views behind a premium license), React Big Calendar (the free, Google-Calendar-style component that needs a date localizer), and Schedule-X (the modern, framework-agnostic, TypeScript-first newcomer). Views and features, drag-and-drop and recurring events, bundle size, licensing and real cost, framework support, and which one to actually build — or ship in the booking and scheduling templates you sell — on in 2026.