Encode Decode Tools

Use our Character Encoder Tool to convert a text with one encoding and decode the text with a different encoding.

HTML Decode

Decode a html string

HTML Encode

Encode a html string

URL Decoder

Decodes URL data

URL Encoder

Encodes URL data

Query String Decode

Decode URL Query String data

Query String Encoder

Encodes URL Query String parameter data

Base64 Decoder

Decodes data encoded with MIME base64

Base64 Encoder

Encodes data with MIME base64

Base64 Image Decoder

Decodes image data encoded with base64

Base64 Image Encoder

Encodes image data with MIME base64
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Base58 Decoder

Decodes data encoded with Base58
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Base58 Encoder

Encodes data to Base58
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Base62 Decoder

Decodes data encoded with Base62
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Base62 Encoder

Encodes data to Base62
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Base91 Decoder

Decodes data encoded with Base 91
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Base91 Encoder

Encodes data to Base91

SAML Decoder

Deflate, base64 decode a SAML Message request and response payload.

SAML Encoder

Inflate, base64 encode a SAML Message request and response payload.

Morse Code Translator, Morse Decoder

Convert Text to Morse Code - encode or decode
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Object Serialize Unserialize

Object Serialization and Deserialization
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Barcode Generator

Create printable, scannable, standard barcode labels
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QR Code Generator

Create codes for a website URL, phone number, SMS, Plain text

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What are Encoding and decoding data to text or image used for?

  • Decode a string that has been html encoded.
  • Encode a html string to be used as text on a page
  • Decode a URL link that has been url encoded
  • Encode a URL Link to a valid ASCII format
  • Decode a URL Query String that has been url encoded
  • Encode a URL Query String to handle special characters.
  • Decodes a string so that it conforms to Base64 data encoded format
  • Encodes a string so that it conforms to Base64 data Encoded format.
  • Converts a base64 string to an image, the string should be Base64 data encoded.
  • Converts an image to Base64 data encoded format.
  • Decodes a string so that it conforms to Base 58 data encoded format
  • Encodes a string so that it conforms to Base58 data Encoded format.
  • Decodes a string so that it conforms to Base 62 data encoded format
  • Encodes a string so that it conforms to Base62 data Encoded format.
  • Decodes a string so that it conforms to Base 91 data encoded format
  • Encodes a string so that it conforms to Base91 data Encoded format.
  • Deflate, base64 decode a SAML Message request and response payload.
  • Inflate, base64 encode a SAML Message request and response payload.
  • Convert Text to Morse Code - encode or decode
  • Data object serialization, deserialization, data exchange.
  • Create printable, scannable, standard barcode labels
  • Create QR codes for a website URL, phone number, SMS, Plain text


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What Is Data Encoding?

Computers employ encoding techniques for storing and retrieving relevant data. This is also known as data encryption.

Data encryption involves specific coding strategies that consist of a sequence of electrical patterns that represent every item of data to be saved and later retrieved. For example, a sequence of electrical patterns is"A. "A." Data encoding and decoding occurs utilizing electronic signals as well as the electrical or electromagnetic encoded data.

In the process of data encoding, the data is serialized or transformed into a string consisting of ones and zeros and transmitted via a communications medium. Serialization must be done in such a way that the computer receiving the data can convert the data back into its original format.

What is Base 64?

Base64 is a group of similar binary-to-text encoding schemes that represent binary data in an ASCII string format by translating it into a radix-64 representation. The term Base64 comes from a particular encoding of MIME content transfer encoding.

Basically, base-64 it is a way to encode arbitrary binary data in ASCII text. It takes 4 characters per 3 bytes of data, plus probably a bit of padding at he end.

Essentially every six bits of the input are encoded in an alphabet of 64 characters. The "ordinary" alphabet uses the character A-Z, a-z, 0-9 and + and/or = as padding. The variants are URL-safe.

What is URL encoding?

URL encoding is a method for encoding information in an Uniform Resource Identifier (URI), allowing ASCII character set to send URLs over the Internet. Since URLs frequently contain characters outside of the ASCII set, the URL must be translated into an ASCII format that is valid. URL encoding replaces unsafe ASCII characters with two hexadecimal digits followed by a "%".

The encoder / decoder for the URL is useful when passing a url as a query string. Although most browsers understand non-encoded URIs, this may lead to errors in validation.

URL Encode and Decode

If you have to include specific characters within your URL, you'll have to encode them so that the URL stays valid. This can be accomplished using URL Encode. In contrast, if the URL has unique characters and is encoded, but you wish to display it in a human-readable form, you can use the URL decode to create a standard for the URL.

Character Encoding: What Does It Mean?

Character encoding is expressing a single character using a set of symbols and data corresponding to that character. There are numerous uses for character coding. A character set or character map are other names for character encoding.

An encoding defines a mapping between bytes and text, and different textual interpretations are possible from a sequence of bytes. We describe how the sequence of bytes is to be interpreted by supplying a specific encoding (like UTF-8).

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