Script Vault Command

promptunary

Production-Grade FastAPI JWT Authentication

A robust FastAPI dependency for JWT verification using PyJWT and OAuth2PasswordBearer. It enforces secure token validation, handles expiration, and extracts user identity from the payload.

Production-Ready Redis Sliding Window Rate Limiter

An atomic, distributed rate limiting solution using Redis Lua scripts to implement a precise sliding window algorithm. It prevents race conditions and ensures high performance for API throttling in Node.js environments.

Stripe Webhook Handler for Next.js App Router

A secure API route implementation for processing Stripe webhooks with robust signature verification and App Router compatibility. It provides a clean structure for handling multiple event types like successful checkouts and subscription updates.

NextAuth.js v5 Prisma Adapter Configuration

A production-ready implementation of the NextAuth Prisma adapter using a singleton pattern for the Prisma Client. This ensures efficient database connection management and type-safe session handling in Next.js applications.

Production-Ready Express.js Global Error Middleware

A robust, centralized error-handling system for Express.js that differentiates between expected operational errors and unexpected programming bugs. It ensures consistent API responses and prevents sensitive stack trace leaks in production environments.

FastAPI OAuth2 JWT Authentication System

A robust implementation of OAuth2 password flow using JWT tokens and bcrypt hashing for secure Python backends. It provides ready-to-use endpoints for token generation and secure dependency injection for protected routes.

Robust sliding-window rate limiting middleware

A production-ready Express middleware that implements the sliding-window algorithm for request throttling. It enhances API security by preventing DoS attacks and brute-force attempts while providing standard RFC headers.

Accessible React Modal System

A feature-rich, WAI-ARIA compliant modal component that handles focus trapping, portal rendering, and keyboard interactions. It provides a seamless user experience while maintaining strict accessibility standards for screen readers and keyboard users.

Secure React Auth Provider

A type-safe React context provider for managing authentication state and user sessions efficiently. It includes persistent session handling and a custom hook for streamlined access across the component tree.

Responsive Tailwind CSS Navbar with Hamburger Menu

A modern, accessible navigation bar built with Tailwind CSS and vanilla JavaScript. It includes a responsive desktop layout and a toggleable mobile hamburger menu with smooth icon transitions.

Dynamic CSS Grid Masonry Engine

A production-grade implementation of a masonry layout using CSS Grid combined with a lightweight ResizeObserver for dynamic height calculation. It ensures a performant, responsive gallery that preserves DOM order unlike column-count methods.

Fluid Transitions: Production-Ready Framer Motion Page Wrapper

A high-performance React component providing seamless page transitions using Framer Motion's AnimatePresence. It features customizable animation variants, hardware-accelerated transitions, and full TypeScript support for modern routing architectures.

Modern SaaS Pricing Component

A mobile-first, responsive pricing table designed with Tailwind CSS. It includes highlighting for the most popular plan, hover animations, and a clean three-tier layout optimized for conversion.

Accessible React & Tailwind CSS Dark Mode Toggle

A production-ready React component that persists theme preferences in local storage and synchronizes with system settings. It features smooth transitions and follows WAI-ARIA accessibility guidelines for interactive toggles.

Performant React Debounce Hook

A type-safe custom hook that optimizes search inputs by delaying value updates until a specified time interval has elapsed. It effectively reduces server load and UI re-renders during high-frequency user interactions.

Robust useLocalStorage React Hook

A production-grade TypeScript hook for persistent state management with built-in cross-tab synchronization and SSR support. It includes error handling for storage limits and graceful degradation for restricted browser environments.

Enterprise Nginx Security & Upstream Reverse Proxy

Production-grade Nginx server block equipped with TLS hardening, security headers (HSTS, CSP, X-Frame-Options), client body limits, and sliding-window rate limiting.