dupkey is described as 'Code beautifiers, calculators, converters, minifiers, validators, and utilities' and is an website in the development category. There are more than 10 alternatives to dupkey, not only websites but also apps for a variety of platforms, including Mac, Windows, Linux and Self-Hosted apps. The best dupkey alternative is DevToys, which is both free and Open Source. Other great sites and apps similar to dupkey are CyberChef, Omni Tools, DevToys for Mac and DevHub App.
DevToys is a Swiss Army knife for developers for Windows & Apple macOS. DevToys helps in daily tasks like formatting JSON, comparing text, testing RegExp. No need to use many untruthful websites to do simple tasks with your data.
France
EU
CyberChef is a simple, intuitive web app for carrying out all manner of "cyber" operations within a web browser. Runs client-side in your browser via the website or as a downloadable html file.
United Kingdom
Welcome to OmniTools, a self-hosted platform offering a variety of online tools to simplify everyday tasks. Whether you are manipulating images, crunching numbers, or coding, OmniTools has you covered. Please don't forget to star the repo to support us.
DevHub is a feature-rich offline application, carefully crafted to support developers' daily tasks and ensure the highest security of their data.
China
If you're tired of endlessly looking online for the right tool, or to find again that website of which you don't recall the name to do a quick conversion, this is the right app for you.
DevUtils helps you with your tiny daily tasks with just a single click. It works entirely offline and is open source!
FranceEU
Feature-packed developer toolkit. Includes text conversion, encoding, UUID generation, cryptography, color conversion, JSON/XML formatting, and more for simplified, efficient development tasks without online data transmission.
CapyToolkit is a collection of 45+ free browser tools engineered to run entirely client-side. All operations execute locally via native browser APIs, Web Workers, and WASM, ensuring that data, logs, and cryptographic keys never reach an external server.
United States
35+ crossplatform offline tools for web developers: text analyzer with AI counter, beautifiers (SQL, JS, CSS, HTML), converters (JSON, YAML, hashes, images, etc) and generators (crontab, UUID v1-v8, xid, random text, random string, etc).
