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DevToys
CyberChef
CodifyFormatter.org
DevToo.dev
CodeTray.dev
DuskTools.app
Text-Utils JSON Formatter
GetData
CRX Extractor
Microlink
The Unarchiver
Schema API
Microlink screenshot
OpenBB Bot
GetOData
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.
CodeUtil.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.
CRX Extractor - Get any Chrome Extension source code. Learn and hack!
CyberChef - The Cyber Swiss Army Knife
Microlink - Extract structured data from any website
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
The Unarchiver - Get the top application for archives on Mac. It's a RAR extractor, it allows you to unzip files, and works with dozens of other formats.