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Standard Base64 encoding for binary data

Convert Base64 to image file

URL shorteners and identifiers

Encoding and decoding tool

Base32 encoding with case-insensitive alphabet

ASCII85 encoding for PostScript and PDF

Alphanumeric encoding using 0-9 and A-Z

QR code optimized encoding

Bitcoin and cryptocurrency addresses

High-efficiency text encoding

Human-friendly Base32 variant

Maximum efficiency ASCII encoding

URL-safe Base64 variant

Unicode emoji encoding

Encoding and decoding tool

Encoding and decoding tool

Encoding and decoding tool

Encoding and decoding tool

Hex encoding (base 16)

Binary representation (0 and 1)

Octal encoding (base 8)

Binary reflected code

Binary-Coded Decimal

Convert between number bases 2-36

Unicode code point inspector

Percent encoding for URLs

International domain names

RFC 3986 percent encoding

HTML character entities

JavaScript escape sequences

Universal unique identifier generator

JSON Web Token decoder and inspector

Unix epoch time converter

JSON beautifier and minifier

Epoch time to date converter

GUID (Globally Unique Identifier) generator

JSON beautifier and pretty printer

QR code creation and download

HEX RGB HSL color format converter

Regular expression testing and debugging

JSON and YAML format converter

Markdown and HTML converter

Cron expression parser and scheduler

Data size unit converter

IPv4 address converter and subnet calculator

Random integer and decimal generator

Random list picker, shuffler and pair-up tool

Time-sortable UUIDv7 generator and decoder

Unix-to-Unix encoding

MIME quoted-printable encoding

Alternative to UUencoding

Classic Mac binary encoding

Usenet binary encoding

Simple letter substitution

PGP/GPG message format

Pronounceable binary encoding

Bitcoin SegWit addresses

MD5 hash generation and checksum

SHA-256 cryptographic hash function

Secure random password creator

SHA-1 hash function (160-bit)

CRC32 checksum calculator

Intel hex format for firmware

Motorola S-Record format

Self-clocking line code

5-bit teleprinter code

IBM mainframe encoding

Dots and dashes encoding

Error correction code

Convert image to Base64 string

Run-length encoding

Sliding window compression

Variable-length prefix coding

Entropy encoding algorithm

Arithmetic coding compression

Burrows-Wheeler transform

Move-to-front transform

Delta encoding for sequences

Golomb coding for integers

Simplified Golomb coding

Universal code for integers

Simplest variable-length code

Fibonacci number encoding

Edit distance encoding

Exponential Golomb coding

Improved Elias gamma code

Asymptotically optimal code

Fixed-to-variable encoding

Comma-separated encoding

Phonetic name encoding

Improved phonetic algorithm

Dual phonetic encoding

New York State identification

New Zealand phonetic algorithm

German phonetic encoding

Match Rating Approach

Jewish surname encoding

Enhanced Soundex variants

Extended phonetic encoding

Canadian census name coding

ZeroMQ variant of ASCII85

Adobe ASCII85 encoding

Spin a wheel to pick a random winner

Random strings for tokens and test data