
CodeUtil.dev
DevToys
CyberChef
CodifyFormatter.org
DevToo.dev
CodeTray.dev
DuskTools.app
Text-Utils JSON Formatter
Appkit
NanoUtil
Best Programming Toolkit
CodifyFormatter.org
DeveloperToolsKit
DevPicker
DevUtilX
onlinetoolpro.com
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.
NanoUtil - Generate UUIDs, format JSON/XML, create test data, and calculate compound interest. Over 20 free web tools that work offline. No sign-ups or data collection.
CyberChef - The Cyber Swiss Army Knife
Best Programming Toolkit - Online tool for format/indent JSON string or XML string. calculate MD5/SHA-1/SHA-256/SHA-512 hash.
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.