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Answers and Guides

What Is the Relationship Between ASCII and Base64?

ASCII and Base64 are two different layers of the same problem: representing data as text. ASCII defines a fixed set of 128 charac…

How to Use Base64 Data URIs in Web Development

A Base64 data URI embeds a file's contents directly into a document instead of referencing it by URL. The format is data:${mediat…

How to Encode or Decode Base64 on base64.run

Paste your text into the input box and base64.run will handle the rest: if the input already looks like Base64, it decodes it; ot…

What Is Base64 Encoding and Why Is It Used?

Base64 is a way of representing arbitrary data as plain ASCII text, so it can travel safely through systems that only handle text…

What Is base64.run and What Can You Do With It?

base64.run is a browser-based Base64 encoder and decoder. You paste text or drag in a file, and it converts the content in one di…