Amazon

The Amazon Web Services API provides access to entire catalog of Amazon products in all markets and people have created useful utilities like the Amazon Price Tracker. You can check sales rank and calculate FBA costs to evaluate your profits.

Search Books with Goodreads API and Google Apps Script

Get the Amazon Sales Rank by ASIN in Google Spreadsheet

Parse XML Response of Amazon API with Google Scripts

Get Book Details from Amazon with Google Apps Script

Create RSS Feeds from Amazon Listings

Web Scraping Amazon with PHP

Use the Amazon API to Get Product Prices

Import Amazon RSS Feeds into Google Sheets