Base64 to JSON Converter: Decode Base64 Text or File to JSON Online

The Base64 to JSON Converter is a helpful web tool for converting Base64 encoded data to JSON format. This is especially useful when working with APIs or web services that send data in Base64 format and need to transform the data to a more readable JSON format.

What is Base64?

Base64 is a method of encoding binary data into ASCII characters to facilitate data transfer and storage.

What is JSON?

JSON (JavaScript Object Notation) is a data structure format. It’s text-based and intended to be simple for humans to read and write while also being simple for machines to parse and generate.

JSON evolved from the JavaScript programming language, although it is now widely utilized across a wide range of computer languages. It is language-independent, which means it may be used with virtually any modern programming language.

When data is transferred from a server to a web page, JSON is frequently used. It is a method of transferring structured data in a human-readable format through a network connection.

What Does JSON Look Like?

Here’s an example of what JSON might look like:

{
  "name": "John",
  "age": 30,
  "city": "New York"
}

In this example, a simple object with the values “name”, “age”, and “city” is represented in JSON format. Property values can be texts, numbers, objects, arrays, booleans, or null, and property names are enclosed in double quotes.

What is Base64 Decoding?

Base64 decoding, at its core, is the process of converting Base64-encoded data back to its original binary format. The encoding scheme is reversed in this process, and characters from the set of 64 ASCII characters are transformed into binary representations. Base64 decoding recovers the original data and allows you to access, read, and use it as intended.

How Does Base64 Decoding Work?

Base64 decoding works by mapping characters from Base64-encoded text back to their binary values. The original binary data is then recreated by combining these binary values. The encoded data is returned to its pre-encoded state after this reverse transformation, ready for processing, storage, or transmission.

Why Use Base64 Decoding?

Base64 decoding is essential in digital communication and data manipulation. Encoded data may be encountered during data transmission, file sharing, or when interacting with cryptographic protocols. You regain the ability to work with the original information by decoding Base64 data, ensuring seamless integration and meaningful utilization.

How Do I Use the Free Online Base64 to JSON Decoder?

1. In the input field, enter the text you want to decode or upload a file.
2. Customise the settings, you can set each line to be decoded separately.
3. No need to press a button, the JSON result will automatically appear in the Output field.
4. If you want, you can copy the result using the Copy button.

Is it secure to use your Base64 Converter?

Absolutely. Our program operates entirely on the client side, which means all the conversion processes occur within your browser. No data is sent to our servers, ensuring that your information remains under your control and confidential throughout the conversion process.

Base64 Characters

Uppercase letters (A-Z), lowercase letters (a-z), digits (0-9), and two additional characters, typically “+” and “/”, comprise the set of 64 ASCII characters used in Base64 encoding. When the length of the binary data is not a multiple of three bytes, the “=” character is also used for padding.

Value	Character	Binary Value
0	A	000000
1	B	000001
2	C	000010
3	D	000011
4	E	000100
5	F	000101
6	G	000110
7	H	000111
8	I	001000
9	J	001001
10	K	001010
11	L	001011
12	M	001100
13	N	001101
14	O	001110
15	P	001111
16	Q	010000
17	R	010001
18	S	010010
19	T	010011
20	U	010100
21	V	010101
22	W	010110
23	X	010111
24	Y	011000
25	Z	011001
26	a	011010
27	b	011011
28	c	011100
29	d	011101
30	e	011110
31	f	011111
32	g	100000
33	h	100001
34	i	100010
35	j	100011
36	k	100100
37	l	100101
38	m	100110
39	n	100111
40	o	101000
41	p	101001
42	q	101010
43	r	101011
44	s	101100
45	t	101101
46	u	101110
47	v	101111
48	w	110000
49	x	110001
50	y	110010
51	z	110011
52	0	110100
53	1	110101
54	2	110110
55	3	110111
56	4	111000
57	5	111001
58	6	111010
59	7	111011
60	8	111100
61	9	111101
62	+	111110
63	/	111111