base64tojson

📄 base64tojson

Decode a Base64-encoded JSON string into a JavaScript object.

Perfect for decoding API payloads, tokens, or embedded data.

📦 Installation

Using npm

npm install base64tojson

Using yarn

yarn add base64tojson

🚀 Usage

const base64tojson = require("base64tojson");

(async () => {
  const jsonData = { name: "Yunus", age: 28 };

  const base64 = Buffer.from(JSON.stringify(jsonData)).toString("base64");

  try {
    const result = await base64tojson(base64);
    console.log(result); // { name: 'Yunus', age: 28 }
  } catch (err) {
    console.error("Invalid base64 or JSON:", err);
  }
})();

⚙️ Options

This function takes a single Base64-encoded string. No options object required.

Parameter	Type	Required	Description
base64Data	string	✅	A Base64-encoded string of a JSON blob

🧾 Output

If successful, it returns a JavaScript object parsed from the JSON content.

If invalid Base64 or JSON, it throws an error.

🧪 Run Test

node test.js

🪪 License

MIT