All tools

126 free tools, all running in your browser.

JSON Formatter & Validator
Beautify, minify & validate JSON instantly.
Developer
Word & Character Counter
Count words, characters, sentences & reading time as you type.
Text
Image Compressor
Compress JPG, PNG, and WebP images in your browser, no upload.
Image
CSS Gradient Generator
Build linear & radial CSS gradients with a live preview.
Design & CSS
Password Generator
Generate strong, random passwords with custom rules.
Security
WordPress Salt Generator
Generate fresh wp-config.php authentication keys & salts.
WordPress
wp-config Generator
Build a secure wp-config.php with the right constants.
WordPress
PHP-FPM Calculator
Calculate optimal PHP-FPM pm settings for your server RAM.
WordPress
.htaccess Builder
Generate common WordPress .htaccess rules safely.
WordPress
Serialized Data Fixer
Repair broken PHP serialized data after a search-replace.
WordPress
Base64 Encode / Decode
Encode text to Base64 or decode it back, instantly.
Developer
URL Encode / Decode
Percent-encode or decode URLs and query strings.
Developer
Case Converter
Convert text to upper, lower, title, camel, snake, and kebab case.
Text
Lorem Ipsum Generator
Generate placeholder paragraphs, sentences, or words.
Text
Hash Generator
Create MD5, SHA-1, SHA-256, and SHA-512 hashes from text.
Security
UUID Generator
Generate random v4 UUIDs in bulk.
Developer
JWT Decoder
Decode a JWT to read its header and payload.
Developer
Unix Timestamp Converter
Convert Unix timestamps to human dates and back.
Developer
Slug Generator
Turn any title into a clean URL slug.
Text
Markdown to HTML
Convert Markdown to HTML with a live preview.
Text
CSS Box Shadow Generator
Design CSS box shadows with a live preview.
Design & CSS
WCAG Contrast Checker
Check color contrast against WCAG AA and AAA.
Design & CSS
HTML Entity Encode / Decode
Encode special characters to HTML entities or decode them back.
Developer
Number Base Converter
Convert numbers between binary, octal, decimal, and hex.
Developer
Regex Tester
Test regular expressions against text with live match highlighting.
Developer
Diff Checker
Compare two blocks of text and see the differences.
Developer
CSS Minifier
Minify CSS to cut file size, or beautify it back.
Developer
JavaScript Minifier
Shrink JavaScript by removing whitespace and comments.
Developer
HTML Minifier
Minify HTML markup to reduce page weight.
Developer
YAML to JSON Converter
Convert YAML to JSON and JSON back to YAML.
Developer
Cron Expression Explainer
Translate a cron expression into plain English.
Developer
Color Converter
Convert colors between HEX, RGB, HSL, and HSV.
Design & CSS
Border Radius Visualizer
Shape CSS border-radius with a live preview.
Design & CSS
CSS clamp() Calculator
Build fluid CSS clamp() values for responsive sizing.
Design & CSS
Aspect Ratio Calculator
Work out width, height, and aspect ratios.
Design & CSS
Color Palette Generator
Generate color palettes from a base color.
Design & CSS
Line Sorter & Deduplicator
Sort lines alphabetically and remove duplicates.
Text
Find & Replace
Find and replace text, with regex support.
Text
Whitespace Cleaner
Trim extra spaces, tabs, and blank lines.
Text
Reading Time Estimator
Estimate how long text takes to read.
Text
PNG to WebP Converter
Convert PNG images to smaller WebP files in your browser.
Image
Image Resizer
Resize images to exact dimensions, no upload.
Image
Image Converter
Convert between PNG, JPG, and WebP in your browser.
Image
Favicon Generator
Create favicon sizes from one image.
Image
Image to Base64
Encode an image to a Base64 data URI.
Image
SVG to PNG Converter
Rasterize SVG files to PNG at any size.
Image
EXIF Remover
Strip EXIF metadata from photos for privacy.
Image
Password Strength Checker
Check how strong a password is and why.
Security
CSV to JSON Converter
Convert CSV data into structured JSON.
File
JSON to CSV Converter
Flatten JSON into CSV rows.
File
Text to HTML Converter
Convert plain text into HTML paragraphs and line breaks.
Text
String Repeater
Repeat text a set number of times, with optional separators.
Text
Text Truncator
Trim text to a character or word limit with an ellipsis.
Text
CSP Builder
Build a Content-Security-Policy header with a guided form.
Security
CORS Header Validator
Check CORS settings and spot common misconfigurations.
Security
Flexbox Playground
Experiment with flexbox and copy the CSS.
Design & CSS
CSS Grid Builder
Build CSS grid layouts visually and copy the code.
Design & CSS
CSS Animation Builder
Create CSS keyframe animations with a live preview.
Design & CSS
CSS Specificity Calculator
Score how specific a CSS selector is.
Design & CSS
Tailwind Color Reference
Browse and copy Tailwind CSS color values.
Design & CSS
XML to JSON Converter
Convert XML into JSON.
File
JSON to XML Converter
Convert JSON into XML.
File
TSV / CSV Converter
Convert between tab-separated and comma-separated data.
File
CSV Viewer & Sorter
View CSV as a sortable table in your browser.
File
DB Table Prefix Generator
Generate a random WordPress database table prefix.
WordPress
WordPress Memory Estimator
Estimate the PHP memory your WordPress site needs.
WordPress
WordPress Image Size Calculator
Plan add_image_size dimensions and srcset.
WordPress
WooCommerce SKU Generator
Generate consistent product SKUs in bulk.
WordPress
WooCommerce Tax Calculator
Work out tax-inclusive and tax-exclusive prices.
WordPress
Multisite URL Converter
Convert URLs between WordPress multisite formats.
WordPress
Transient Key Generator
Build safe, length-limited WordPress transient keys.
WordPress
ACF Field Key Generator
Generate unique ACF field and group keys.
WordPress
robots.txt Builder
Build a robots.txt file with common rules.
WordPress
Image Color Picker
Pick colors from an uploaded image and copy the hex.
Image
Image Cropper
Crop images to an exact area in your browser.
Image
Article Schema Generator
Generate Article JSON-LD structured data.
SEO & Schema
FAQ Schema Generator
Generate FAQ JSON-LD structured data.
SEO & Schema
HowTo Schema Generator
Generate HowTo JSON-LD structured data.
SEO & Schema
Product Schema Generator
Generate Product JSON-LD structured data.
SEO & Schema
Event Schema Generator
Generate Event JSON-LD structured data.
SEO & Schema
Breadcrumb Schema Generator
Generate BreadcrumbList JSON-LD structured data.
SEO & Schema
Local Business Schema Generator
Generate LocalBusiness JSON-LD structured data.
SEO & Schema
Organization Schema Generator
Generate Organization JSON-LD structured data.
SEO & Schema
Person Schema Generator
Generate Person JSON-LD structured data.
SEO & Schema
Review Schema Generator
Generate Review JSON-LD structured data.
SEO & Schema
Software App Schema Generator
Generate SoftwareApplication JSON-LD structured data.
SEO & Schema
Website Schema Generator
Generate WebSite JSON-LD with a sitelinks search box.
SEO & Schema
Background Remover
Remove a solid-color background from an image.
Image
Bulk Image Renamer
Rename many image files by a pattern, in your browser.
Image
GIF Frame Extractor
Extract frames from an animated GIF.
Image
Image Placeholder Generator
Generate placeholder images at any size.
Image
Image to ASCII Art
Turn an image into ASCII art.
Image
Watermark Adder
Add a text watermark to a photo.
Image
QR Code Generator
Generate a QR code from text or a URL.
Image
ASCII Art Text Generator
Turn text into ASCII art banners.
Text
Morse Code Translator
Translate text to Morse code and back.
Text
Readability Score Checker
Score text readability with Flesch and other metrics.
Text
Countdown Timer Generator
Generate an embeddable countdown timer.
Developer
JavaScript Beautifier
Format and indent minified JavaScript.
Developer
Font Size Scale Generator
Generate a modular type scale in CSS.
Design & CSS
CSV Column Extractor
Extract specific columns from CSV data.
File
XML Viewer & Formatter
Format and inspect XML in your browser.
File
ACF Field Group Builder
Build ACF field group JSON and PHP.
WordPress
Block Pattern Checker
Validate WordPress block pattern markup.
WordPress
WP-Cron Explainer
Understand how WP-Cron schedules events.
WordPress
WordPress Hook Finder
Search WordPress action and filter hooks.
WordPress
wp_options Autoload Analyzer
Find large autoloaded options slowing WordPress.
WordPress
Rewrite Rules Explainer
Understand WordPress rewrite rules.
WordPress
Permalink Structure Tester
Preview WordPress permalink structures against sample posts.
WordPress
WooCommerce Product CSV Generator
Build a WooCommerce product import CSV.
WordPress
WooCommerce Tax Rate CSV Generator
Build a WooCommerce tax rate import CSV.
WordPress
WordPress Debug Log Analyzer
Parse and group WordPress debug.log entries.
WordPress
Bcrypt Generator & Verifier
Generate and verify bcrypt password hashes.
Security
Block AI Crawlers (robots.txt)
Generate robots.txt rules to block or allow AI crawlers like GPTBot and ClaudeBot.
AI
LLM Token Counter & Cost Estimator
Estimate tokens and API cost for your text across popular models.
AI
llms.txt Generator
Generate an llms.txt file to guide AI models about your site.
AI
System Prompt Generator
Build a structured system prompt from a guided form.
AI
Prompt Template Builder
Create reusable prompts with fill-in variables.
AI
AI Coding Rules Generator
Generate .cursorrules and AI assistant instruction files.
AI
JSON to LLM Tool Schema
Convert JSON into an LLM tool or function definition.
AI
Chat Transcript Formatter
Turn a pasted chat into clean Markdown.
AI
AI Model Comparison
Compare context windows, limits, and pricing across AI models.
AI
Invisible Character Detector
Find and remove hidden or zero-width characters in text.
AI
AI Image Prompt Builder
Build detailed prompts for AI image generators.
AI
WordPress Snippet Generator
Search and copy ready-to-use WordPress code snippets for functions.php.
WordPress
WooCommerce Snippet Generator
Search and copy WooCommerce code snippets for cart, checkout, and products.
WordPress