HR Core – AI HR Copilot | AI-Powered Enterprise HRMS, Payroll & Workforce Management SaaS

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Live Application: HR-Core

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Overview

HR Core is a sophisticated, production-ready Human Resource Management System (HRMS) designed to empower companies and streamline workforce management. Built with the latest Next.js 16 (App Router) and PostgreSQL (via Prisma ORM), this application provides a seamless end-to-end solution for managing employees, tracking attendance, processing payroll, handling leave requests, and conducting performance reviews. With a polished, mobile-responsive SaaS design, integrated Stripe subscription billing, AWS S3 file storage, and an AI-powered HR Copilot (using OpenAI), HR Core is the perfect foundation for your next B2B SaaS startup or internal company portal.

⚠️ Important: External API Costs Disclaimer

Please note that this application relies on external third-party services which may incur costs based on your usage.

• Stripe – Standard transaction fees apply for processing SaaS subscription payments.
• AWS S3 – Used for secure storage of employee profile pictures and documents. AWS provides a free tier, but standard storage usage fees apply.
• Neon PostgreSQL / Database Hosting – Database hosting. A generous free tier is available on Neon.tech for development and small projects.
• Email Service (SMTP) – Requires an SMTP provider (like Gmail, SendGrid, or AWS SES) for transactional emails such as payroll and leave notifications.
• OpenAI – Required for the AI HR Copilot functionality. Ensure you have a valid OpenAI API key with credits for production use.

The purchase price of this application covers the source code only. You are responsible for configuring and maintaining these external service accounts.

Core Modules & Features

For Company Admins (HR Management)

• Powerful Analytics Dashboard: Get instant, real-time insights into company headcount, attendance trends, leave distribution charts, and performance metrics.
• Comprehensive Employee Directory: Manage complete employee lifecycles. Store personal information, job designations, salary structures, bank account details, and securely uploaded identity documents.
• Smart Attendance & Leave Tracking: Monitor daily clock-ins dynamically. Easily review, approve, or reject employee leave requests (Paid, Sick, Unpaid) while tracking available balances.
• One-Click Automated Payroll: Say goodbye to manual spreadsheets. Produce monthly payslips instantly with automatic calculations for basic salary, HRA, allowances, income tax, and PF deductions.
• AI Powerd Performance Reviews & Training: Foster a culture of growth. Conduct structured 360-degree performance evaluations and manage assigned employee training programs.

For Employees (Self-Service Portal)

• Interactive Self-Service Dashboard: Empower your team. Employees can independently view their own attendance records, request time off seamlessly, and download current or past payslips directly as PDFs.
• AI-Powered HR Copilot: An intelligent, OpenAI-driven chatbot widget available on every page. It instantly answers employee questions regarding company policies, leave rules, and HR FAQs by intelligently referencing the Admin’s configured Knowledge Base.
• Secure Document Wallet: A private, AWS S3-backed vault for employees to securely upload and manage personal identity documents, contracts, and certifications.
• Real-time Notifications: Keep everyone in the loop with an in-app notification bell and automated SMTP email alerts for critical events like leave approvals and newly generated payslips.

For SaaS Owners (Super Admin / Monetization)

• SaaS Billing Ready: Built to generate revenue. Fully integrated with Stripe Checkout and the Stripe Customer Portal. Companies subscribe to your platform to unlock premium features and unlimited employee seats.
• Secure Multi-Tenant Architecture: Scalable and secure. The PostgreSQL database is designed around isolating company data, ensuring complete privacy between different organizations registered on your platform.

Technical Highlights

• Next-Generation Tech Stack: Built on the bleeding edge with Next.js 16, React 19, and Tailwind CSS, ensuring exceptional performance, SEO, and top-tier UI/UX.
• Ironclad Authentication: Secured by NextAuth.js (Auth.js) using a credentials system with bcryptjs hashed passwords and robust Next.js middleware route protection.
• Type-Safe Relational Data: Bulletproof PostgreSQL schema managed flawlessly through Prisma ORM for reliable, type-safe database queries.
• Server Components & Actions: Heavy utilization of React Server Components and Server Actions for lightning-fast data fetching and secure mutations—without exposing vulnerable API endpoints.
• Responsive ‘shadcn/ui’ Design: A fully responsive, incredibly polished UI built with shadcn/ui components that looks and works perfectly on desktops, tablets, and mobile devices.

Technical Specifications

Technology Stack

• Frontend: Next.js 16, React 19, Tailwind CSS, shadcn/ui
• Backend: Next.js API Routes / Server Actions
• Database: PostgreSQL
• ORM: Prisma
• Authentication: NextAuth.js (Credentials)
• Payments: Stripe (Subscriptions)
• Storage: AWS S3 (aws-sdk)
• Emails: Nodemailer (SMTP)
• AI capabilities: OpenAI API

System Requirements

• Node.js 18.x or higher
• PostgreSQL Database (Neon.tech recommended)
• Stripe Account (for SaaS billing)
• AWS Account (for S3 bucket)
• SMTP Server Credentials
• OpenAI API Key (for Copilot features)

Installation and Setup

The package includes a beautifully detailed, 14-page HTML documentation portal to help you get started quickly.

• Step-by-Step Installation: Guides for local development and deployment to AWS EC2 and Vercel.
• Environment Configuration: Instructions for setting up .env for all API keys.
• Service Setup: Dedicated guides for getting keys from Stripe, AWS S3, Neon DB, and OpenAI.
• Customization: How to change branding colors, modify the frontend, and add new validation logic.

What’s Included

• Full Source Code: 100% accessible logic, ready to customize and scale.
• Documentation Portal: Comprehensive, styled HTML guides covering setup and deep platform features.
• Deployment Ready: Pre-configured for easy deployment to Vercel or standard Node.js/PM2 environments.
• Future Updates: Free updates for bugs and Next.js compatibility improvements.

Support

We are committed to helping you succeed. If you encounter any issues or have questions about the setup, please refer to the included documentation or contact our support team.