Email Risk Score Checker
Score any address out of 100 and see what moved it.
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Solid Color Image Generator
Create a plain image in any colour and size.
Text Formatter
Apply consistent structure to a document in one pass.
URL Cleaner
Strip tracking parameters from a list of URLs in one pass.
Whitespace Remover
Strip extra spaces, tabs, blank lines and invisible characters.
DKIM Record Checker
Validate a DKIM public key and read its real key size.
URL to Text
Turn a URL into something a person can read.
HTML Minifier
Strip comments and dead whitespace out of a page.
Meta Robots Tag Generator
Build robots and X-Robots-Tag directives without guessing the syntax.
Income Tax Calculator
Estimate tax across progressive bands with your own rates.
CSS Minifier
Compress a stylesheet without touching what it means.
Headline Analyzer
Score a headline on length, structure, and the words that pull.
Role-Based Email Checker
Find the info@, admin@ and sales@ addresses in a list.
PSD Viewer
Open a Photoshop PSD in your browser, layers included — no Photoshop needed.
AI Persona Generator
Create a persona for a chatbot or roleplay character, as a prompt or a character card.
GPX to KML Converter
Turn a GPS track into a KML file you can open in Google Earth or Google Maps.
Lakh and Crore Converter
Lakh and crore to million and billion, and back — exactly.
Pace Calculator
Solve pace, time or distance for running, cycling, swimming or walking.
On-Page SEO Checker
Score a page against the on-page checks that actually matter.
LinkedIn Engagement Rate Calculator
Work out LinkedIn engagement rate against impressions, clicks included.
Email Address Parser
Split an address into every part it is made of.
Subscript Generator
Lower text below the line for formulas and notation.
URL Parser
Break any URL into its parts, query string included.
Center Text
Centre every line within a width using real spaces.
Schema Markup Validator
Check JSON-LD for syntax errors and missing required fields.
Pug to HTML Converter
Render a Pug template to HTML, with your own variables, using the real Pug compiler.
YAML to XML Converter
YAML back into well-formed XML — lists as repeated tags, @keys as attributes.
Video Schema Generator
VideoObject markup with duration, thumbnail and key moments.
Email Domain Checker
See every domain in a list, ranked and classified.
XPath to CSS Selector Converter
Turn XPath into CSS selectors — and say plainly when CSS cannot express one.
Paper Size Converter
A4, Letter, A3, B5 and 60 more in mm, inches, points and pixels at any DPI.
Email Validator
Check any address for syntax, typos and risk.
Degrees to Radians Converter
Degrees to radians and back, with exact multiples of π and trig values.
Number Extractor
Pull every number out of a text and total them.
Email Spam Trap Checker
Flag the addresses that look like traps before you send.
Email Syntax Checker
Test an address against the RFC rules, rule by rule.
Gzip Size Calculator
See what your file actually weighs once it is compressed.
Meta Description Checker
Check description length in pixels and spot the ones Google will cut.
Open Graph Preview
See your link as Facebook, LinkedIn, X and Slack will draw it.
Color Picker
Pick any colour and copy it as HEX, RGB, HSL or CSS.
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