CoinMarketCap Scraper

Hello World!! This project, scrapes information from www.coinmarketcap.com and generate a txt file with the same, more specifically, it gets the top 100 market cap crytocurrencies by name, symbol and amount in $ of its market value. It's functionality is developed with plain Vanilla JavaScript, using arrow functions to control its functionality and with the help of Node.js library "Puppeteer" for the interaction with the web site. As well, the use of the "File System Module" to generate the txt file with the scraped infromation.

Current Functionality

• Print in a txt file called top100rypto the Name, Symbol and Market Cap Value of the 100 biggest crypto currencies of the world, according to www.coinmarketcap.com.

Future Functionality to Implement

• Get more relevant information about the biggest crypto currencies of the site (volume, price per token, global circulating supply...).
• Create a UI to not just only generate a file with the information, but to also display it in a Browser.

Challenges Faced during the development

The Main challenge, was to find the solution to scroll down the page through the Puppeteer library, so the content of the page were fully charged and that way have access to the top 100 cryptos displayed in the landing page.

Usage

1. clonethe repository.

2. install the dependencies: npm i

3. run the programm in the project directory: npm start

4. the file will be generated after a couple of seconds.