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The Rakuten RapidAPI Blog is where we will discuss everything related to APIs. No topic is off limits. We look forward to connecting with the developer and API community and welcome any comments and/or feedback you may have.

Top 10 Best Domain and WHOIS Look Up APIs: Whois API, Whois Lookup API, and More

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Domain and WHOIS APIs allow you to programmatically search for the availability of domain names and retrieve WHOIS information easily. You can use the APIs to query the database of various domain name registrars and know “who is” responsible for an online resource, such as a domain name or an IP ... » Learn More about Top 10 Best Domain and WHOIS Look Up APIs: Whois API, Whois Lookup API, and More

Top 10 Best Barcode and UPC Look Up APIs: Camelcamelcamel, Barcode Lookup, and Others

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Barcodes and UPCs (Universal Product Codes) are widely used for identifying and tracking items in stores. With the current advancements in online shopping, the codes are increasingly used on e-commerce websites and other applications to enhance productivity and efficiency. What’s more some of the ... » Learn More about Top 10 Best Barcode and UPC Look Up APIs: Camelcamelcamel, Barcode Lookup, and Others

Top 10 Best Retail and Product APIs: ASOS, H&M, Adidas, and Others

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Online retailing is steadily on the rise with a growing number of consumers preferring ordering products remotely over the Internet. Consequently, several retailers have setup e-commerce websites and web applications to allow shoppers to make purchases fast and easily. What’s more, some of the ... » Learn More about Top 10 Best Retail and Product APIs: ASOS, H&M, Adidas, and Others

What is an API?

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I’m building the world’s largest API Marketplace with 10,000 APIs and 1MN users. The answer to “what is an API?” is more than technical definitions and conceptual explanations. Here’s my view: Basics: Application Programming Interfaces (APIs) are ways for computer systems to ‘talk’ to each other ... » Learn More about What is an API?