Echomind

Echomind is a full-stack AI-powered character chat and management platform that allows users to create, explore, and interact with AI characters in real-time. It serves as a creative and interactive platform where users can develop their own characters, chat with them, and manage conversations efficiently.

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Features

1. User Authentication

   • Secure sign-in using NextAuth.js with credentials provider.
   • Passwords hashed with bcrypt.
   • ZOD validation useed.

2. Character Management

   • Create, view, and manage AI characters.
   • Upload profile photos and add descriptions, personality, scenario, initial messages, and tags.
   • Images stored in cloudinary.
   • Edit or delete characters.

3. Conversations

   • Using DS V3.1 for AI conversations.

4. Explore Characters

   • Browse all characters with pagination and search functionality.
   • View character details including creator, description, tags, and chat count.

5. Responsive UI

   • Built using Tailwind CSS for fully responsive designs across devices.
   • Smooth hover effects, modals, and transitions.

6. State Management & Caching

   • Uses Zustand for caching user’s characters to minimize repeated API calls.
   • Cache invalidation occurs when characters are created, edited, or deleted.

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Technologies Used

• Frontend:

  • React.js
  • Next.js 13 (App Router)
  • Tailwind CSS
  • Lucide React (icons)

• Backend:

  • Node.js & Express (API handling)
  • Prisma ORM
  • PostgreSQL (database)

• Authentication & Security:

  • NextAuth.js with Credentials Provider
  • JWT for session management
  • Bcrypt for password hashing

• Real-Time Communication:

  • Socket.io

• State Management:

  • Zustand (for caching characters and chat state)

Clone the repository

git clone https://github.com/yourusername/echomind.git
cd echomind

# Install dependencies 
npm install

📸 Some Example Screenshots

Signin Page

Landing Page

Explore Page

Character Page

Chat Page

Create Character Page

.env.example

• DATABASE_URL=

• BCRYPT_SALT_ROUNDS=10

• NODE_ENV=

• NEXTAUTH_URL=

• NEXTAUTH_SECRET=

• CLOUDINARY_CLOUD_NAME=

• CLOUDINARY_API_KEY=

• CLOUDINARY_API_SECRET=

• DEEPSEEK_API =

• NEXT_PUBLIC_BASE_URL =

Future Enhancements

Implement AI-driven recommendations for characters to chat with.

Integrate image moderation and profile verification.

Add dark mode toggle.

Deploy a mobile-friendly PWA version for offline usage.

Better DockerFile