LocalJson Tools - Online tools for developers

Local makes private data secure

Crypto

Token generator

UUIDs generator

Encrypt / decrypt text

BIP39 passphrase generator

RSA key pair generator

Password strength analyser

PDF signature checker

Converter

Date-time converter

Integer base converter

Roman numeral converter

Base64 string encoder/decoder

Base64 file converter

Color converter

Text to NATO alphabet

Text to ASCII binary

Text to Unicode

YAML to JSON converter

JSON to YAML converter

Web

Encode/decode URL-formatted strings

Escape HTML entities

Device information

Basic auth generator

Open graph meta generator

OTP code generator

HTML WYSIWYG editor

User-agent parser

HTTP status codes

Outlook Safelink decoder

Images & Videos

QR Code generator

WiFi QR Code generator

SVG placeholder generator

Camera recorder

Development

Random port generator

Crontab generator

JSON prettify and format

SQL prettify and format

Chmod calculator

Docker run to Docker compose converter

YAML prettify and format

Network

IPv4 subnet calculator

IPv4 address converter

IPv4 range expander

MAC address lookup

MAC address generator

IPv6 ULA generator

Math

Percentage calculator

Measurement

Temperature converter

Benchmark builder

Text

Lorem ipsum generator

Text statistics

String obfuscator

Numeronym generator

ASCII Art Text Generator

Data

Phone parser and formatter

IBAN validator and parser

LocalJson Tools v4.0.0

Based on IT Tools

© 2025 inRemark

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