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Online Tools

Calculators

Calculators

Calculator Toolbox
401(k) Calculator
BMI Calculator
Car Lease Calculator
Car Loan Calculator
Compound Interest Calculator
Debt Payoff Calculator
House Affordability Calculator
Loan Calculator
Mortgage Calculator
Refinance Calculator
Paycheck Calculator
Rent vs Buy Calculator
Retirement Calculator
Ring Size Calculator
Sales Tax Calculator

Hardware

Device Info

Device Information

Hardware Tests

Dead Pixel Test
Gamepad Tester
Headphone Test
Keyboard Tester
Microphone Test
Monitor Test
Mouse Tester
Guitar Tuner
Metronome
Speaker Test
Touch Screen Test
Typing Speed Test
Webcam Test
Screen Resolution

Media

Video / Audio

Media Inspector

Media Tools

AVI to MP4
Video Compressor
FLAC to MP3
GIF to MP4
M4A to MP3
MKV to MP4
MOV to MP4
MP3 Cutter
MP4 to MP3
Join Video
Mute Video
OPUS to MP3
Rotate Video
Video Trimmer
Video to GIF
WAV to MP3
WebM to MP4

Dev

Noderail-compatible Dev

Base64 Encode / Decode
Diff Checker
Hash Generator
JSON Formatter & Validator
Unix Timestamp Converter

Regex

Regex Tester

Generators

Colors

Color Palette Generator

Barcodes & QR

UPC-A Barcode Generator
EAN-13 Barcode Generator
Barcode Generator
QR Code with Logo
WiFi QR Code
vCard QR Code

Documents

Email Signature Generator
Favicon Generator
Invoice Generator
Gift Box Template Generator
ICS Event Generator
Receipt Generator
Code 128 Barcode Generator

PDF

PDF Tools

PDF Toolbox
Add Page Numbers to PDF
Compress PDF
Compress PDF to Target KB
Delete PDF Pages
Extract Images from PDF
HEIC to PDF
Organize PDF Pages
PDF to JPG
PDF to Word
Protect PDF
Sign PDF
Unlock PDF
Word to PDF
Add Watermark to PDF
JPG to PDF
PNG to PDF
Merge PDF
Rotate PDF
Split PDF

Image

Image Tools

Image Toolbox
Passport Photo 2x2
Passport Photo 35x45
Passport Photo 4x6
Photo 3x4 cm
Photo 4x6 cm
Circle Crop Image
Background Remover
Set Image DPI
HEIC to JPG
HEIC to PNG
AVIF to JPG
Compress Image
Crop Image
EXIF Data Remover
JPG to PNG
JPG to WebP
PNG to JPG
Resize Image
WebP to JPG
WebP to PNG

Hash

HMAC

HMAC

MD

MD2
MD4
MD5

SHA1

SHA-1

SHA2

SHA-224
SHA-256
Double SHA256

SHA2-512

SHA-384
SHA-512
SHA512/224
SHA512/256

SHA3

SHA3-224
SHA3-256
SHA3-384
SHA3-512

Keccak

Keccak-224
Keccak-256
Keccak-384
Keccak-512

SHAKE

SHAKE128
SHAKE256

cSHAKE

cSHAKE128
cSHAKE256

KMAC

KMAC128
KMAC-XOF
KMAC256

BLAKE

BLAKE2b
BLAKE2s
BLAKE3

ParallelHash

ParallelHash

TupleHash

TupleHash

RIPEMD

RIPEMD-128
RIPEMD-256
RIPEMD-320
RIPEMD-160

CRC

CRC-16
CRC-32

Adler-32

Adler-32

xxHash

xxHash32
xxHash64
xxHash3
xxHash128

SM3

SM3

Whirlpool

Whirlpool

File Hash

File Hash

Cryptography

ChaCha20

ChaCha20
ChaCha20-Poly1305 Encrypt
ChaCha20-Poly1305 Decrypt

AES

AES Encrypt
AES Decrypt
AES-CBC Encrypt
AES-CBC Decrypt

DES

DES Encrypt
DES Decrypt

Triple DES

TripleDES Encrypt
TripleDES Decrypt

RC4

RC4 Encrypt
RC4 Decrypt

SPECK

Speck Encrypt
Speck Decrypt

XXTEA

XXTEA Encrypt
XXTEA Decrypt

Blowfish

Blowfish Encrypt
Blowfish Decrypt

Twofish

Twofish Encrypt
Twofish Decrypt

SM4

SM4 Encrypt
SM4 Decrypt

XOR

XOR

JWT

JWT Encode
JWT Decode

Password Hash

bcrypt
Argon2
scrypt KDF
PBKDF2

RSA

RSA Encrypt / Decrypt

OTP

TOTP / HOTP

BIP39

BIP39 Mnemonic

UUID

UUID Generator

Password

Password Generator

Timestamp

Time Converter

X.509

Certificate Parse

Key Generator

Key Generator

AES-GCM

AES-GCM Encrypt
AES-GCM Decrypt

AES-CTR

AES-CTR Encrypt
AES-CTR Decrypt

Digital Signature

Message Signer
RSA Signer
ECDSA Signer
Ed25519 Signer

Encoding

Hex (Base16)

Hex Encode
Hex Decode
File to Hex
Hex to File

Base32

Base32 Encode
Base32 Decode
File to Base32
Base32 to File

Base58

Base58 Encode
Base58 Decode
File to Base58
Base58 to File

Base64

Base64 Encode
Base64 Decode
Base64URL Encode
File to Base64URL
Base64URL to File
Base64URL Decode

HTML

HTML Encode
HTML Decode

URL

URL Parser
URL Encode
URL Decode

CBOR

CBOR Encode
CBOR Decode

Files

File to Base64
Base64 to File

Format

JSON

JSON Formatter
JSON Minify
JSON Compare
JSON Validator
JSON Viewer

JSON / CSV

JSON to CSV
CSV to JSON

XML

XML Formatter
XML Minify
XML Validator

Convert

Diff

Text Compare

Syntax

Syntax Highlighter

QR Code

QR Generator
QR Scanner

Barcode

Code 128 Barcode

Case

Case Converter

Schedule

Cron Builder

Life

Retirement Age (China)

Compression

Brotli

Brotli Compress
Brotli Decompress

LZMA

LZMA Compress
LZMA Decompress

LZIP

LZIP Compress
LZIP Decompress

XZ

XZ Compress
XZ Decompress

Zstandard

Zstd Compress
Zstd Decompress

Tar

Tar Create
Tar Extract

gzip

GZip Compress
GUnzip

deflate

Deflate
Inflate

zip

ZIP Compress
Unzip

TupleHash

TupleHash (SP800-185) 128/256 with XOF.

TupleHash (128 / 256, XOF)

Variant

Output length (bytes)

Tuples (one per line, each hash as a separate element)