Every MoSanKit tool, one place.
92 free tools for developers, designers and everyday work. Search, or pick a toolbox.
Developer Tools
Format, encode and minify your code.
JSON Formatter
Format, beautify, and organize JSON online for free.
↗HTML Formatter
Format and indent HTML code online for free.
↗CSS Formatter
Format and organize CSS code online for free.
↗JavaScript Formatter
Format and beautify JavaScript online for free.
↗Base64 Encoder & Decoder
Encode text to Base64 or decode Base64 strings online for free.
↗URL Encoder & Decoder
Encode special characters in URLs or decode encoded text online.
↗JSON Validator
Check JSON syntax online and find formatting errors quickly.
↗HTML Minifier
Minify HTML code online by removing unnecessary whitespace and comments to reduce file size.
↗CSS Minifier
Compress CSS by removing unnecessary whitespace and comments.
↗JavaScript Minifier
Minify JavaScript online by removing unnecessary whitespace and comments to create compact code for deploym…
↗JSON to CSV Converter
Convert JSON arrays to CSV online for free.
↗CSV to JSON Converter
Turn CSV data into clean JSON online.
↗Regex Tester
Test and debug regular expressions with live match highlighting, capture groups and flags.
↗JWT Decoder
Decode a JWT to view its header, payload and expiry.
↗Hash Generator
Generate SHA-256, SHA-512, SHA-1 and MD5 hashes from text online.
↗Unix Timestamp Converter
Convert Unix timestamps to readable dates and dates back to epoch time.
↗Markdown to HTML Converter
Convert Markdown to clean HTML with a live preview.
↗HTML Entity Encoder & Decoder
Encode special characters as HTML entities or decode entities back to text.
↗SQL Formatter
Format and beautify SQL queries with clean indentation and uppercase keywords.
↗XML Formatter
Format, indent and validate XML online.
↗Image Tools
Resize, convert and optimize images.
Image Compressor
Compress images online to reduce file size while keeping quality as clear as possible.
↗Image Resizer
Resize images online by setting custom dimensions.
↗Image Converter
Convert images between supported file formats online.
↗JPG to WebP Converter
Convert JPG images to WebP format online for free.
↗PNG to WebP Converter
Convert PNG images to WebP online for smaller, web-friendly image files.
↗WebP to JPG Converter
Convert WebP images to JPG format online for easier compatibility with apps, websites, and devices.
↗WebP to PNG Converter
Convert WebP images to PNG format online for free.
↗JPG to PNG Converter
Convert JPG images to PNG format online.
↗PNG to JPG Converter
Convert PNG images to JPG format online for free.
↗Image Cropper
Crop images online to remove unwanted areas and focus on what matters.
↗Image to Base64 Converter
Convert an image into a Base64 encoded string online.
↗Base64 to Image Converter
Convert a Base64 string back into an image online.
↗Favicon Generator
Create favicon PNG, ICO and Apple touch icon files from any image.
↗Image Color Picker
Upload an image and pick any pixel's color.
↗SVG to PNG Converter
Convert SVG files to PNG at any size with a transparent or solid background.
↗Image Rotator & Flipper
Rotate images 90°, 180° or by any angle and flip them horizontally or vertically.
↗Add Watermark to Image
Add a text watermark to your photos.
↗SEO & Website Tools
Check the essentials behind your pages.
Meta Tag Generator
Generate SEO meta tags for your website, including title and description tags.
↗Meta Tag Checker
Check a webpage's title, meta description, and other metadata.
↗Robots.txt Generator
Generate a robots.txt file to guide search engine crawlers.
↗XML Sitemap Generator
Create an XML sitemap to help search engines discover important website URLs.
↗Schema Markup Generator
Generate structured data markup for supported schema types.
↗Schema Validator
Check structured data markup for syntax issues and supported schema properties.
↗Open Graph Generator
Generate Open Graph meta tags for social sharing previews.
↗URL Redirect Checker
Check URL redirects and inspect HTTP status codes to identify redirect destinations and common redirect iss…
↗UTM Link Builder
Build UTM-tagged campaign URLs for Google Analytics.
↗Hreflang Tag Generator
Generate hreflang link tags for multilingual and multi-region sites, including x-default.
↗Keyword Density Checker
Check keyword density and phrase frequency in your text.
↗Readability Score Checker
Check how easy your writing is to read with Flesch Reading Ease and grade-level scores, plus sentence and w…
↗Htaccess Redirect Generator
Generate .htaccess redirect rules: 301 and 302 redirects, www to non-www, HTTP to HTTPS and trailing-slash…
↗Text Tools
Count, clean up and transform text.
Word Counter
Count words, characters, sentences, and paragraphs in your text.
↗Character Counter
Count characters with or without spaces in any text.
↗Case Converter
Convert text to uppercase, lowercase, title case, sentence case, and other supported formats with one simpl…
↗Remove Duplicate Lines
Remove repeated lines from text quickly.
↗Text Reverser
Reverse text, words, or character order online.
↗Text to Slug Converter
Convert titles and text into clean, URL-friendly slugs.
↗Lorem Ipsum Generator
Generate Lorem Ipsum placeholder text by words, sentences, or paragraphs for layouts, mockups, and design p…
↗Text Diff Checker
Compare two text blocks and highlight their differences.
↗Line Sorter
Sort lines of text A–Z, Z–A, by length or numerically.
↗Find and Replace Text
Find and replace text in bulk with case matching, whole-word and regex options.
↗Add Line Numbers
Add line numbers to any text or remove them again.
↗Remove Line Breaks
Remove line breaks and extra spaces from text in one click.
↗Email & URL Extractor
Extract email addresses and URLs from any text or HTML.
↗Text Repeater
Repeat any text as many times as you need, with a separator of your choice.
↗Morse Code Translator
Translate text to Morse code and Morse back to text.
↗Text to Binary Converter
Convert text to binary, hexadecimal or decimal character codes and back again.
↗Everyday Utilities
Handy generators and quick calculators.
QR Code Generator
Create QR codes from links and text online for free.
↗Password Generator
Generate random passwords with customizable length and character options.
↗UUID Generator
Generate universally unique identifiers online.
↗Random Number Generator
Generate random numbers within a chosen minimum and maximum range.
↗Age Calculator
Calculate your age in years, months, and days using your date of birth.
↗Percentage Calculator
Calculate percentages, percentage increase, and percentage decrease quickly with MoSanKit's free online per…
↗Unit Converter
Convert length, weight, temperature, volume, area, speed, and more with this free online measurement conver…
↗Time Zone Converter
Convert time between global time zones instantly.
↗Calculators
Work out money, dates, health and more.
BMI Calculator
Calculate your BMI in metric or imperial units and see which standard category it falls into.
↗Loan EMI Calculator
Calculate your monthly loan payment (EMI), total interest and total cost, with a full amortization schedule…
↗Compound Interest Calculator
See how savings or investments grow with compound interest.
↗Discount Calculator
Work out the sale price, amount saved and percentage off.
↗Tip Calculator
Calculate the tip and total, and split the bill between any number of people.
↗Date Difference Calculator
Calculate the days, weeks, months and years between two dates, with an option to include the end date and c…
↗GPA Calculator
Calculate your semester or cumulative GPA on a 4.0 scale.
↗Number to Words Converter
Convert numbers to words in English, including decimals and currency wording for cheques and invoices.
↗Design & Color
Pick, convert and check colors and CSS.
Color Converter
Convert colors between HEX, RGB, HSL and CMYK with a live preview.
↗Contrast Checker
Check the contrast ratio between text and background colors against WCAG AA and AAA for normal and large text.
↗CSS Gradient Generator
Design linear and radial CSS gradients with multiple color stops and angle control.
↗Box Shadow Generator
Create CSS box shadows visually with a live preview.
↗CSS Clamp Generator
Generate CSS clamp() values for fluid font sizes and spacing between a minimum and maximum viewport width.
↗Color Palette from Image
Extract the dominant colors from any image and copy them as HEX values.
↗PDF Tools
Merge, split and convert PDFs in your browser.
Merge PDF
Combine multiple PDF files into one document.
↗Split PDF
Split a PDF into separate files or extract specific pages and ranges.
↗JPG to PDF Converter
Convert JPG and PNG images to a single PDF.
↗PDF to JPG Converter
Convert each page of a PDF to JPG or PNG images and download them as a ZIP.
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