Building a Frontend-Only Authentication System

DEV CommunitySaturday, November 1, 2025 at 3:20:52 AM
In an exciting development during Hactoberfest, a complete frontend-only authentication system was implemented for a Next.js project. This system allows users to log in and sign up seamlessly, utilizing localStorage for data persistence. The project features dedicated login and signup pages for both English and Japanese, showcasing the versatility and accessibility of the application. This innovation not only enhances user experience but also demonstrates the potential of frontend technologies in building robust applications.
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