All tools

213 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
WordPress Theme & Plugin Detector
Paste a page HTML source to detect its WordPress theme, active plugins, and tech like Elementor, Divi and WooCommerce. Runs entirely in your browser.
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
Website Contrast Checker
Paste your page HTML and see contrast ratios for every key element type: headings, body text, links, buttons, and nav. WCAG AA and AAA results per element.
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
Favicon Checker
Check how any site favicon looks in Google search results, or upload an image to preview it and generate a full favicon package. Runs entirely in your browser.
SEO & Schema
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
Instagram Crop Preview
Upload your image and instantly see how Instagram will crop it in the grid. Shows exactly which parts of your image will be cut off.
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 Sample Products CSV
Download the official WooCommerce sample products CSV to import dummy products for testing, without digging through the plugin folder.
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
Gzip & Deflate Size Calculator
Measure how much your text, CSS, JS, or HTML shrinks with gzip and deflate, right in your browser.
Developer
.htaccess Gzip Compression Generator
Generate Apache mod_deflate rules to enable gzip compression in .htaccess for WordPress and any site.
WordPress
Nginx Gzip Configuration Generator
Build a ready-to-paste Nginx gzip block with the right MIME types and compression level.
Developer
.htaccess Browser Caching Generator
Create Apache mod_expires and Cache-Control rules to fix "leverage browser caching" in .htaccess.
WordPress
Nginx Browser Caching Generator
Generate an Nginx location block with expires and Cache-Control headers per file type.
Developer
Cache-Control Header Generator
Build a Cache-Control header value with max-age, immutable, no-store, and more, explained in plain language.
Developer
Security Headers Generator
Generate HSTS, X-Frame-Options, X-Content-Type-Options, Referrer-Policy, and Permissions-Policy for Apache or Nginx.
Security
Nginx Redirect Generator
Build clean 301 and 302 redirects for Nginx, including www and HTTPS canonical rules.
Developer
Apache to Nginx Config Converter
Translate common .htaccess redirect and rewrite rules into equivalent Nginx directives.
Developer
Page Size & Request Analyzer
Drop in a HAR export from your browser to see total page weight, request count, and a full breakdown by type and domain. Runs entirely in your browser.
Developer
Indexability Checker
Paste a page’s HTML to see if search engines can index it: meta robots, X-Robots-Tag, canonical, and meta refresh, with a clear verdict.
SEO & Schema
robots.txt Tester
Paste your robots.txt and test any URL against any crawler to see if it is allowed or blocked, and which rule matched.
SEO & Schema
Canonical Tag Checker
Check the canonical tag in pasted HTML: present, self-referencing, absolute, and consistent, with common mistakes flagged.
SEO & Schema
Link Extractor
Extract every link from pasted HTML and split them into internal, external, and nofollow, with anchor text and counts.
SEO & Schema
Google SERP Snippet Preview
Preview how your title and meta description appear in Google results on desktop and mobile, with length warnings.
SEO & Schema
Social Media Preview
Preview Facebook, X, and LinkedIn share cards from your Open Graph and Twitter tags, and spot any missing ones.
SEO & Schema
Sitemap URL Extractor
Paste an XML sitemap or sitemap index to pull out a clean list of URLs with lastmod and priority, ready to copy or download.
SEO & Schema
Meta Tags Generator
Generate a complete set of SEO and social meta tags, title, description, canonical, Open Graph, and Twitter Card, ready to paste into your head. Runs in your browser.
SEO & Schema
hreflang Tag Generator
Build correct hreflang alternate tags for a multilingual or multi-region site, with x-default, validated language codes, and copy-ready output.
SEO & Schema
XML Sitemap Generator
Paste a list of URLs to build a valid XML sitemap with lastmod, changefreq, and priority. Copy or download sitemap.xml. Runs in your browser.
SEO & Schema
WordPress Plugin Readme Preview & Checker
Paste your plugin readme.txt to preview how it renders on WordPress.org and check it for missing headers and common mistakes. Runs in your browser.
WordPress
Custom Post Type Generator
Generate clean register_post_type() code for a WordPress custom post type, with labels, supports, REST, and rewrite options. Runs in your browser.
WordPress
Custom Taxonomy Generator
Generate register_taxonomy() code for a WordPress custom taxonomy, hierarchical or tag-style, attached to your post types. Runs in your browser.
WordPress
WordPress Password Hash Generator
Generate a password hash you can set directly in the wp_users table to recover a locked-out WordPress account. Hashing happens in your browser.
WordPress
Gutenberg block.json Generator
Build a block.json metadata file for a WordPress block, with supports, attributes, and the matching register_block_type() snippet. Runs in your browser.
WordPress
Markdown Viewer
Open or paste a Markdown file and read it beautifully rendered with GitHub-style formatting. Fast, private, and runs entirely in your browser.
Developer
Shopify Product CSV Generator
Add your products and download a Shopify-ready product import CSV with the correct columns. Runs in your browser, nothing is uploaded.
Shopify
Discord Timestamp Generator
Turn any date and time into a Discord timestamp that shows in each person’s local timezone. Preview every format and copy the code. Runs in your browser.
Discord
.editorconfig Generator
Pick your project type and coding style to generate a ready-to-paste .editorconfig file. Runs in your browser.
Developer
.gitignore Generator
Select your tech stack and download a clean .gitignore file that covers common build artifacts and editor junk. Runs in your browser.
Developer
HTTP Header Analyzer
Paste raw HTTP response headers and get a plain-English breakdown of each one, including security, caching, and content directives. Runs in your browser.
Developer
.htaccess Rule Explainer
Paste any .htaccess block and get a plain-English explanation of what each directive does. No server needed, runs in your browser.
Developer
JSON Schema Generator
Paste a sample JSON object and generate a JSON Schema (draft-07) automatically. Copy or download the schema. Runs in your browser.
Developer
JSONPath Tester
Test JSONPath expressions against a JSON document and see matching results instantly. Runs in your browser.
Developer
HTTP Status Code Reference
Searchable reference for all HTTP status codes, with descriptions, typical causes, and when to use each one.
Developer
SPF Record Generator
Build a valid SPF TXT record by selecting your mail providers and IP ranges. No server-side requests, runs in your browser.
Email & DNS
DMARC Record Generator
Set your DMARC policy, reporting addresses, and alignment to generate a ready-to-publish DMARC TXT record. Runs in your browser.
Email & DNS
Email Header Analyzer
Paste the full raw headers from any email to trace the delivery path and check DKIM, SPF, and DMARC authentication results. Runs in your browser.
Email & DNS
WordPress Child Theme Generator
Enter a parent theme name and generate the style.css and functions.php for a working WordPress child theme. Runs in your browser.
WordPress
WordPress Roles & Capabilities
Interactive matrix of every default WordPress role and its capabilities. Filter and search to find exactly which role can do what.
WordPress
WordPress Cron Schedules
Reference for all built-in wp-cron recurrence schedules and a generator for custom intervals with ready-to-paste PHP code. Runs in your browser.
WordPress
CSS Text Shadow Generator
Build single or layered CSS text-shadow effects with a live preview. Copy the CSS with one click. Runs in your browser.
Design & CSS
Glassmorphism CSS Generator
Tune blur, transparency, border, and shadow to generate the CSS for a glassmorphism card. Live preview, copy in one click. Runs in your browser.
Design & CSS
CSS Filter Generator
Adjust brightness, contrast, saturation, hue, sepia, and blur with sliders to generate a CSS filter value. Live preview. Runs in your browser.
Design & CSS
JSON-LD / Schema Validator
Paste JSON-LD structured data and validate its syntax, required @context/@type fields, and required properties for common schema types. Runs in your browser.
SEO & Schema
JSON Flatten / Unflatten
Flatten a nested JSON object to dot-notation keys, or unflatten it back to a nested structure. Choose your delimiter and copy the result. Runs in your browser.
File
SQL Formatter
Beautify or minify SQL queries with keyword uppercasing, consistent indentation, and clause alignment. Runs in your browser.
Developer
Nginx Server Block Generator
Generate a complete Nginx server block for a static site, PHP app, Node proxy, or WordPress, with SSL, gzip, and security headers. Runs in your browser.
Developer
Apache VirtualHost Generator
Build an Apache VirtualHost config for HTTP or HTTPS, with common directory options and PHP settings. Runs in your browser.
Developer
cURL Command Builder
Fill in method, URL, headers, and body to generate a ready-to-run curl command. Copy and paste it straight into your terminal. Runs in your browser.
Developer
Git Commit Message Linter
Check commit messages against the Conventional Commits spec. See the type, scope, breaking change, and subject with highlighted issues. Runs in your browser.
Developer
PHP var_dump to JSON
Paste PHP var_dump() or print_r() output and convert it to clean JSON. Handles nested arrays, objects, and booleans. Runs in your browser.
Developer
Webhook Payload Inspector
Paste raw webhook headers and body to pretty-print and analyze the payload. Detects common webhook sources like GitHub, Stripe, and WooCommerce. Runs in your browser.
Developer
ARIA Role Reference
Searchable reference for all ARIA roles with their allowed attributes, permitted content, and HTML equivalent elements. Runs in your browser.
Developer
URL Parser
Break any URL into protocol, host, port, path, query parameters, and fragment. Edit parts and rebuild the full URL instantly. Runs in your browser.
Developer
MIME Type Lookup
Look up the MIME type for any file extension, or find extensions for any MIME type. Full searchable table with 300+ types. Runs in your browser.
Developer
Mock JSON Generator
Define a schema with field names and types (string, number, email, UUID, date, name, address) and generate realistic fake JSON data in seconds. Runs in your browser.
Developer
Bitwise Calculator
Apply AND, OR, XOR, NOT, left shift and right shift to two numbers. See results in decimal, hex, binary, and octal with a bit-pattern visualizer. Runs in your browser.
Developer
Neumorphism Generator
Design neumorphic UI cards with light source direction, intensity, and corner radius controls. Live preview, copy CSS in one click. Runs in your browser.
Design & CSS
CSS Scrollbar Styler
Customize scrollbar width, track color, thumb color, and border radius with a live preview. Get the -webkit-scrollbar CSS. Runs in your browser.
Design & CSS
CSS Variables Extractor
Paste any CSS file and extract all custom properties (CSS variables) into a clean list with their values. Runs in your browser.
Design & CSS
Font Pairing Preview
Preview heading and body text in any two Google Fonts combination with live sample text and CSS output. Runs in your browser.
Design & CSS
Email Signature Builder
Build a professional HTML email signature with name, title, photo, social links, and a banner. Copy the HTML and paste it into Gmail or Outlook. Runs in your browser.
Text
Markdown Table Generator
Build Markdown tables in a spreadsheet-style grid. Add and remove rows and columns, align cells, and copy the formatted table. Runs in your browser.
Text
Unicode Text Styler
Turn plain text into Unicode bold, italic, monospace, script, and other decorative styles. Copy and paste into bios, posts, and messages. Runs in your browser.
Text
Markdown to PDF
Paste Markdown and render it to a clean, printable page. Use the browser print dialog to save as PDF. Runs entirely in your browser, nothing is uploaded.
Text
TOML to JSON Converter
Convert TOML config files to JSON and JSON back to TOML. Handles tables, arrays, and inline values. Runs in your browser.
File
INI / Config File Parser
Paste any .ini or php.ini file and view it as a structured table with section grouping and search. Runs in your browser.
File
Color Palette Extractor
Upload a photo and extract its dominant colors as HEX swatches using the Canvas API. Copy any color in one click. Runs in your browser, image never leaves your device.
Image
Image Metadata Viewer
Upload a photo to read its EXIF metadata: camera model, GPS location, ISO, shutter speed, aperture, and more. Runs in your browser, image never uploaded.
Image
WP_Query Builder
Build WP_Query arguments with a form and get ready-to-paste PHP code. Supports post type, taxonomy, meta, date, order, and pagination. Runs in your browser.
WordPress
WordPress Template Hierarchy
Interactive diagram of the WordPress template hierarchy. See which file WordPress looks for on each URL, and what falls back to what. Runs in your browser.
WordPress
WordPress REST API Reference
Searchable reference for all WordPress REST API endpoints, routes, methods, and parameters. Runs in your browser.
WordPress
Divi Module Class Reference
Searchable reference for all Divi module wrapper CSS classes. Click any class to copy it for use in your Custom CSS or child theme. Runs in your browser.
WordPress
WooCommerce Hook Reference
Searchable reference for WooCommerce action and filter hooks: where they fire, what parameters they pass, and copy-ready PHP snippets. Runs in your browser.
WordPress
GitHub Actions Generator
Build a GitHub Actions workflow YAML for CI, deployment, or automation. Choose triggers, runners, and steps from a guided form. Runs in your browser.
GitHub
GitHub PR Template Generator
Generate a PULL_REQUEST_TEMPLATE.md with sections for description, type of change, checklist, and screenshots. Runs in your browser.
GitHub
GitHub Issue Template Generator
Generate bug report and feature request issue templates for .github/ISSUE_TEMPLATE/. Runs in your browser.
GitHub
CODEOWNERS Generator
Build a GitHub CODEOWNERS file by mapping file paths and globs to owners. Copy and save to .github/CODEOWNERS. Runs in your browser.
GitHub
Cloudflare Redirect Rules Builder
Build Cloudflare redirect rules for single URLs, wildcards, and regex patterns. Generate the rule expression and action in the right format. Runs in your browser.
Cloudflare
Cloudflare Workers Snippets
Browse a library of ready-to-deploy Cloudflare Workers snippets for redirects, headers, A/B testing, caching, and more. Copy any snippet in one click.
Cloudflare
Cloudflare Cache Rules Builder
Build Cloudflare Cache Rules expressions that match by URL pattern, file extension, cookie, or hostname. Generate the edge TTL and cache key settings. Runs in your browser.
Cloudflare