Explore by category

Pick a category to discover all related tools, then jump into any tool and start using it instantly. Browse all tools below or visit the Unitools homepage for featured tools.

3 categories • 40 tools • all in-browser

Image Tools

Convert, compress, edit, and optimize visuals right in the browser.

Background RemoverFavicon GeneratorImage Compressor

7 tools

Utility Tools

Everyday productivity helpers for content, text, formats, and data.

Base64 EncoderBest Color PickerCase Converter

22 tools

Developer Tools

Code-focused generators, converters, and playgrounds for dev workflows.

Box Shadow GeneratorChmod CalculatorCode Formatter

11 tools

Featured tools

Image Converter

Convert images between formats (JPG, PNG, WebP, AVIF, etc.)

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Background Remover

Remove backgrounds and create transparent PNGs

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JSON Formatter

Format, minify, and validate JSON with error highlighting

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Password Generator

Generate secure passwords with custom options

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Regex Tester

Test and debug regular expressions with live matching

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Unit Converter

Convert between units of length, weight, temperature, and more

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All tools directory

Browse all 40 free browser-based tools with zero latency and complete privacy.

40 Available

Image Converter

Convert images between formats (JPG, PNG, WebP, AVIF, etc.)

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Image

Favicon Generator

Generate complete favicon package with all required sizes

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Image

Image Compressor

Reduce image file sizes while maintaining quality

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Image

Background Remover

Remove backgrounds and create transparent PNGs

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Image

Image Resizer

Batch resize images to specific dimensions

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Image

SVG Viewer/Editor

View and edit SVG files with intuitive interface

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Image

Image to Base64

Convert images to Base64 strings and vice versa

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Image

Best Color Picker

Extract colors and generate palettes (HEX, RGB, HSL)

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Utility

Password Generator

Generate secure passwords with custom options

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Utility

JSON Formatter

Format, minify, and validate JSON with error highlighting

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Utility

Base64 Encoder

Encode and decode text or files to Base64

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Utility

Hash Generator

Generate MD5, SHA-1, SHA-256, SHA-384, SHA-512 hashes

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Utility

UUID Generator

Generate UUIDs (v1 timestamp, v4 random) with validation

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Utility

Markdown Preview

Live preview with syntax highlighting and HTML export

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Utility

Text to Slug

Convert text to URL-friendly slugs with options

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Utility

QR Code Generator

Generate customizable QR codes from text or URLs

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Utility

Unit Converter

Convert between units of length, weight, temperature, and more

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Utility

Currency Converter

Convert between 150+ world currencies with live exchange rates

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Utility

CSV to JSON Converter

Convert between CSV and JSON formats with custom options

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Utility

Regex Tester

Test and debug regular expressions with live matching

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Utility

Flexbox Playground

Visual playground to experiment with CSS Flexbox properties

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Developer

Meta Tag Generator

Generate SEO-optimized meta tags, Open Graph, and Twitter Cards

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Developer

Font Pair Suggester

Browse curated Google Font pairings with live preview

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Developer

Code Formatter

Format and beautify HTML, CSS, SQL, and XML code

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Developer

YAML to JSON

Convert between YAML and JSON formats instantly

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Utility

XML to JSON

Convert between XML and JSON formats with attribute support

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Utility

CSS Gradient Generator

Create beautiful CSS gradients with visual controls and presets

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Developer

Box Shadow Generator

Design and preview CSS box shadows with multiple layers

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Developer

Chmod Calculator

Calculate Unix file permissions in numeric and symbolic notation

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Developer

Diff Checker

Compare two texts side by side and highlight the differences

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Developer

JWT Decoder

Decode and inspect JSON Web Tokens with claim analysis

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Developer

JWT Secret Generator

Generate secure JWT secrets with configurable length and output formats

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Developer

Cron Parser

Parse and describe cron expressions with next run times

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Developer

Lorem Ipsum Generator

Generate placeholder text in paragraphs, sentences, or words

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Utility

Case Converter

Convert text between UPPER, lower, Title, camelCase, snake_case, and more

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Utility

Word Counter

Count words, characters, sentences, and analyze reading time

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Utility

HTML Entity Encoder

Encode and decode HTML entities, named and numeric references

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Utility

URL Encoder/Decoder

Encode and decode URLs with component parsing and auto-detection

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Utility

Number Base Converter

Convert numbers between binary, octal, decimal, hex, and custom bases

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Utility

Epoch Converter

Convert between Unix timestamps and human-readable dates

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Utility

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