Every tool you need, in one place

Format, convert, compare, and calculate with free browser tools. All 100% easy to use — your data stays on your device.

{}

JSON Viewer

Inspect, format, and browse JSON

P

JSON to PHP

Convert JSON into a PHP array literal

B

JSON Beautify

Pretty-print JSON with 2, 3, or 4 space indent

JSON Compare

Diff two JSON documents; matching and differing nodes listed by path

Δ

JSON Diff

Compare JSON A vs B: added, removed, changed, unchanged

X

XML Formatter

Pretty-print or minify XML

XJ

XML ↔ JSON

Convert XML to JSON and JSON to XML

S

SQL Formatter

Pretty-print SQL with keyword casing and indentation

T

Text Compare

Diff two text blocks by line (supports ~50k–100k characters)

Aa

Text Formatter

Change case, wrap lines, slugify, and reverse text

#

Text Counter

Count characters, words, lines, sentences, and bytes

Cl

Text Cleaner

Strip extra spaces, empty lines, duplicates, and punctuation

64

Base64

Encode or decode Base64 text

J

JWT decoder

Decode JWT header and payload in the browser

%

URL encode / decode

Percent-encoding helpers

H

Hash generator

MD5 / SHA helpers in the browser

Y

YAML validator

Check YAML syntax, highlight the bad line, and suggest a fix

ID

UUID Generator

Generate 1, 10, 100, or 1000 UUIDs; copy or download

TS

Timestamp Converter

Unix, milliseconds, and date conversions plus current timestamp

EP

Epoch Converter

Convert a Unix epoch number to a readable date

.*

Regex Tester

Test a regular expression against a string

D

Date Calculator

Date difference and add or subtract years, months, and days

A

Age Calculator

Age in years, months, and days from a birth date

%

Percentage Calculator

Percent of, percent change, increase, and decrease

U

Unit Converter

Length, mass, temperature, volume, time, and data size