HTML Table Generator
Build an accessible HTML table from pasted data or by hand.
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Box Shadow Generator
Build layered box shadows visually, with a live preview.
UUID v5 Generator
Generate deterministic UUIDs from a namespace and a name.
JWT Decoder
Decode a JWT and read its header, claims and expiry in plain English.
ASCII Table
The full ASCII table with decimal, hex, octal, binary and HTML entities.
XML Formatter
Pretty-print XML with clean indentation, or collapse it back to one line.
JSON Minifier
Strip every optional byte from a JSON document and see what you saved.
Depreciation Calculator
Straight line, declining balance and sum-of-years schedules.
Currency Calculator
Convert between currencies using a rate you set, with fees included.
Tax Calculator
Add sales tax to a price or work out the pre-tax amount from a total.
Factor Calculator
Every factor of a number, in pairs, with prime factors marked.
Concrete Calculator
Concrete volume for slabs, footings, columns and steps.
Day Counter
Days between dates, with or without weekends and holidays.
Square Root Calculator
Square roots, cube roots and any nth root, exact or decimal.
Image to Text OCR
Extract text from a screenshot, scan or photograph.
Open Graph Image Generator
Design a 1200 by 630 social preview card.
Image Color Replacer
Swap one colour in an image for another.
Add Date Stamp to Photo
Print a date onto a photo, read from its own EXIF.
PNG to SVG Converter
Trace a bitmap into scalable vector paths.
Circle Image Cropper
Crop any photo into a circle with transparent corners.
Shuffle Lines
Randomise the order of a list, fairly and repeatably.
Add Prefix
Put the same text at the start of every line.
Word Difference Checker
See which words were added, removed or kept between two drafts.
Indent Text
Add indentation to every line, in spaces or tabs.
Justify Text
Stretch lines to a flush right margin by spacing the words.
UTF-8 Decoder
Decode UTF-8 bytes and fix mojibake.
Quote Generator
Draw a random quotation from a curated collection.
Number Extractor
Pull every number out of a text and total them.
Italic Text Generator
Italic text for fields with no formatting controls.
Mirror Text
Reverse text so it reads correctly in a mirror.
Antonym Finder
Find opposites for common English words.
AI Text Cleaner
Strip markdown, smart quotes and invisible characters out of generated text.
Video Schema Generator
VideoObject markup with duration, thumbnail and key moments.
Review Schema Generator
Single reviews and aggregate ratings as valid JSON-LD.
Gradient Generator
Build CSS linear and radial gradients visually and copy the code.
Character Counter
Count characters and check them against the limit you have to hit.
ROAS Calculator
Work out return on ad spend as a multiple, with profit shown.
Cosine Similarity Calculator
Compare two embedding vectors by cosine similarity, dot product and distance.
ChatML Formatter
Convert a conversation into ChatML, Llama 3, Mistral, Gemma or Alpaca prompt templates.
XPath to CSS Selector Converter
Turn XPath into CSS selectors — and say plainly when CSS cannot express one.
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