
CodeUtil.dev
DevToys
CyberChef
CodifyFormatter.org
DevToo.dev
CodeTray.dev
DuskTools.app
Text-Utils JSON Formatter
startbase.dev
CodeUtil.dev is a collection of 20+ browser-based developer tools. JSON formatter & validator, regex tester, cron expression generator, Base64 encoder/decoder, JWT debugger, URL parser, hash generator, and more. Everything runs client-side — no data leaves your browser. No sign-up needed, just open and use.
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CodeUtil.dev
startbase.devCodeUtil.dev's answer
CodeUtil.dev runs entirely in the browser — all processing happens on your device, so your data never touches a server. It bundles 20+ tools (JSON, regex, Base64, JWT, cron, hashing, and more) under one roof with zero sign-up. Just open the page and start working.
DevToys - A collection of converters, formaters, encoders, generators and other tools for your Windows desktop.
CyberChef - The Cyber Swiss Army Knife
CodifyFormatter.org - Free Online Tools like Beautify Code, Minifiy Code, Code Converter, Code Formatter, Viewer, Editor for Developer: JSON, XML, HTML, CSS, JavaScript, Java, SQL, CSV and Excel and String Tools
DevToo.dev - Free online developer tools for JSON formatting, JWT decoding, timestamp conversion, regex testing and more. Fast, privacy-friendly and browser-based.
CodeTray.dev - Fast, free developer tools. JSON formatter, Base64, JWT, Regex and more. Runs 100% in your browser.
DuskTools.app - 150+ free browser-based developer tools - no sign-up, no tracking, no backend. JSON formatter, Base64 encoder, regex tester, JWT decoder, UUID generator, HTTP status lookup, MIME types, port reference, cron builder & more. Everything runs locally in