Aditya Gupta

Aditya Gupta

Aditya Gupta is a founding member and editor at CodeForGeek. He first found his way into tech by reading articles, and now writes approachable guides to Node.js security, authentication, AI tools, coding agents, and web scraping.

Online BCD Decimal Converter

Online BCD Decimal Converter

When a display or exercise gives you BCD bits, the groups can look like one binary number. The online converter reads each four-bit group as a decimal digit and shows the digits in order. I’ll explain how BCD differs from…

Online Base64 Decoder

Online Base64 Decoder

Base64 Decode Tool Base64 Input Decoded Output Decode Base64 Clear All When a Base64 string appears in a response or config, you may want to inspect what it contains. An online Base64 decoder turns the encoded value back into data…

Online XML JSON Converter

Online XML JSON Converter

Data from a service or file may arrive as XML even when the next tool expects JSON. An online XML-to-JSON converter maps XML elements into JSON objects and arrays for you to review and copy. You’ll learn how to convert…

JSON to YAML Converter Online

JSON to YAML Converter Online

You have JSON data and need to give it to an application that accepts YAML. A JSON to YAML converter changes the data into YAML, another text format for representing structured data. I’ll walk through using the online converter and…

Online JSON to XML Converter

Online JSON to XML Converter

You have data in JSON and need to send it to a system that accepts XML. A JSON-to-XML converter changes the data into XML, which wraps information in named tags. I’ll show you how to convert valid JSON online and…

Online JSON Prettify

Online JSON Prettify

An API response can be hard to inspect when its JSON fields run together on one line. The CodeForGeek formatter lays valid JSON out with two-space indentation while preserving its intended values. I’ll explain how JSON prettifying works and show…

Online CSV to TSV Converter

Online CSV to TSV Converter

You have CSV text and want the values in each row separated by tabs instead of commas. CSV-to-TSV conversion changes the commas between values in each row to tabs. I’ll show you how to paste CSV text into the page…