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JSONFormatter
JSON Formatter & Validator
Beautify, minify, and validate JSON.
Free Developer Tools for Coding & Productivity
Access 70+ free online developer tools including JSON formatter, Base64 encoder, regex tester, and more. All tools run securely in your browser with no data sent to servers. Perfect for web developers, software engineers, and programmers who need quick text processing, data conversion, and formatting utilities.
40
Tools
7
Categories
Free
Access
Text & String Utilities
Essential text processing and string manipulation utilities for developers.
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YAMLJSON
YAML ↔ JSON Converter
Convert between YAML and JSON formats.
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XMLFormatter
XML Formatter
Format and indent XML documents.
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CSVJSON
CSV ↔ JSON Converter
Convert CSV data to JSON objects and vice versa
Text
Base64Encoder
Base64 Encoder / Decoder
Encode and decode Base64 strings.
Text
URLEncoder
URL Encoder / Decoder
Encode or decode URL-safe strings.
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HTMLEntity
HTML Entity Encoder / Decoder
Convert characters to/from HTML entities.
Text
UnicodeCharacter
Unicode Character Inspector
Inspect details of any Unicode character.
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TextDiff
Text Diff Checker
Compare two blocks of text for differences.
Text
WordCharacter
Word / Character Counter
Count words, characters, paragraphs, and sentences with detailed statistics
Text
CaseConverter
Case Converter
Convert text to various cases (camel, snake, etc.).
Text
LoremIpsum
Lorem Ipsum Generator
Generate customizable placeholder text with HTML options.
Text
RegexTester
Regex Tester
Test regular expressions against strings.
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TextSorter
Text Sorter
Sort lines of text alphabetically, numerically, or by length.
Text
StringTrimmer
String Trimmer
Remove leading/trailing whitespace and custom characters.
Time & Date Tools
Comprehensive time and date utilities for timestamp conversion and formatting.
Time
UnixTimestamp
Unix Timestamp Converter
Convert between Unix timestamps and dates.
TimeComing Soon
ISO 8601 Formatter
Format and validate ISO 8601 date strings.
TimeComing Soon
Time Zone Converter
Convert times between different time zones.
TimeComing Soon
Duration Calculator
Calculate durations between dates/times.
Color & Design Tools
Professional color and design utilities for web developers and designers.
Color
ColorContrast
Color Contrast Checker
Check WCAG AA/AAA contrast ratios.
ColorComing Soon
HEX ↔ RGB ↔ HSL Converter
Convert between color formats.
ColorComing Soon
CSS Gradient Generator
Create linear and radial CSS gradients.
ColorComing Soon
Opacity (Alpha) Mixer
Mix a color with an opacity on a background.
Security & Encoding
Security-focused tools for encoding, decoding, and cryptographic operations.
Web & Dev Helpers
Web development utilities and browser-based debugging tools.
WebComing Soon
User Agent Parser
Break down user agent strings.
WebComing Soon
Viewport Size Inspector
Display the current viewport size.
WebComing Soon
Local Storage Manager
View and edit items in local storage.
WebComing Soon
Cookie Viewer
View cookies for the current site.
WebComing Soon
Meta Tag Inspector
Inspect meta tags of the current page.
WebComing Soon
Favicon Generator Preview
Preview an image as a favicon.
Data & Format Tools
Data processing and formatting utilities for various file formats.
DataComing Soon
Minify CSS / JS / HTML
Reduce file size by removing whitespace.
DataComing Soon
SQL Formatter
Format and indent SQL queries.
DataComing Soon
SVG Optimizer Preview
Optimize SVG code and preview.
Bonus: 'Smart' Tools
Advanced tools with intelligent features and automation capabilities.
Bonus:Coming Soon
QR Code Generator
Generate QR codes from text or URLs.
Bonus:Coming Soon
Barcode Generator
Create various types of barcodes.
Bonus:Coming Soon
File Type Inspector
Inspect MIME type and details of a file.
Bonus:Coming Soon
Image Metadata Viewer
View EXIF data from images.
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