URL Shortener

A fast, secure, and reliable URL shortening service built with Go (Gin framework) for the backend, PostgreSQL as the database, and React + TailwindCSS for the frontend. Generate short, memorable URLs and manage them efficiently.

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Features

• Shorten long URLs with a unique short code
• Redirect users to original URLs via short links
• Validation checks:
  • Ensures URLs start with http or https
  • Verifies the URL host is valid
  • Checks if the URL is "legit" before shortening
• Frontend feedback for success and errors
• CORS-enabled for React frontend integration
• Logs all requests for monitoring and debugging

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Tech Stack

Layer	Technology
Frontend	React, TailwindCSS, Axios
Backend	Go, Gin Framework
Database	PostgreSQL
Environment	dotenv for configuration

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Getting Started

Backend Setup

1. Clone the repo:

git clone https://github.com/Aryan-Go/url-shortner
cd backend

2. Install dependencies:

go mod tidy

3. Configure environment:

Create a .env file in the backend root:

PORT=3000
POSTGRES_USER=postgres
POSTGRES_PASSWORD=postgres
POSTGRES_DB=url_shortner
POSTGRES_HOST=localhost
POSTGRES_PORT=5432

4. Run PostgreSQL:

psql -U postgres
CREATE TABLE urls (
  id SERIAL PRIMARY KEY,
  long_url TEXT,
  short_code VARCHAR(10)
);

5. Run the backend server:

go run main.go

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Frontend Setup

1. Navigate to frontend folder:

cd frontend

2. Install dependencies:

npm i

3. Run the frontend development server:

npm run dev

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Contributing

Contributions are welcome! Please feel free to submit a Pull Request.

Contact

For questions or support, please open an issue on GitHub.