📈 Crypto Portfolio Tracker A multi-language crypto portfolio tracking web app built with Streamlit allowing users to:

Track cryptocurrency investments

Predict future prices

View crypto-related news

Backtest strategies

Secure login/signup (file-based authentication)

Choose UI language: 🇬🇧 English | 🇵🇰 Urdu | 🇳🇱 Dutch

🚀 Features 🔒 Authentication System – Signup/Login with secure password hashing

🌐 Multi-language Interface – English, Urdu, and Dutch translations

📉 Portfolio Tracking – Add/delete crypto assets and track profit/loss

📊 Visualizations – Plotly charts for performance and distribution

📰 Latest News – Get live crypto news using NewsAPI

🔮 Price Prediction – Predict prices for the next 7 days using Linear Regression

🔁 Backtesting – View historical performance of assets

📥 CSV Download – Export your portfolio in .csv format

🎨 Custom Dark Theme – Stylish, responsive UI with minimal white space

🛠️ Tech Stack Python

Streamlit

Pandas, NumPy, Scikit-learn

Plotly

Requests, hashlib

NewsAPI, CoinGecko API

🧰 Installation Clone the repository: git clone https://github.com/yourusername/crypto-portfolio-tracker.git cd crypto-portfolio-tracker Install dependencies:

pip install -r requirements.txt Run the app:

streamlit run app.py 🔑 API Keys Replace api_key in the fetch_news() function with your own key from NewsAPI.org.

📁 Folder Structure crypto-portfolio-tracker/ │ ├── app.py # Main Streamlit app ├── users.csv # File-based user storage ├── requirements.txt # Python dependencies └── README.md # Project documentation 💬 Multi-Language Support Use the sidebar to switch between languages. App supports:

English

Urdu

Dutch

📌 Note This app is built for educational/demo purposes.

Prices are fetched using the free CoinGecko API (60s cache).

Prediction is a basic linear regression model for demonstration.

🙌 Acknowledgements Streamlit

NewsAPI

CoinGecko API