Developer tools
Small utilities for builders: hashes, JWTs, regex, timestamps, slugs and QR codes. No API calls, no rate limits.
Change CSV delimiterSwap the column separator in CSV data between comma, semicolon, tab and pipe.Color converterConvert colors between HEX, RGB and HSL, with alpha and a tint palette.CSV ⇄ JSON converterConvert CSV data to JSON and back, or turn it into a Markdown or HTML table.Email extractorPull every email address out of a block of text and get a clean list.Hash generatorGenerate MD5, SHA-1, SHA-256, SHA-384 or SHA-512 digests from any text.ICS generatorBuild a calendar event and get the .ics text to import anywhere.Markdown to HTML and backConvert Markdown to clean HTML source and turn HTML back into Markdown.QR code generatorTurn a URL or any text into a QR code you can download as SVG.Regex testerTest a regular expression against your text and see every match and capture group.Slug generatorTurn titles into clean URL slugs without diacritics or punctuation.URL extractorPull every link out of text or HTML and get a clean list of URLs.