Dev Tools is described as 'Free collection of 24 browser-based developer utilities. All tools run entirely client-side - no data is sent to servers, no signup required' and is an website in the development category. There are seven alternatives to Dev Tools, not only websites but also apps for a variety of platforms, including Windows, Linux, Mac and Android apps. The best Dev Tools alternative is DevToys, which is both free and Open Source. Other great sites and apps similar to Dev Tools are CyberChef, CodePrettify, CapyToolkit and errno.help.
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
CodePrettify is a privacy-first developer workspace for formatting, validating, repairing, querying, comparing and converting JSON and other structured text. It supports JSON, JavaScript, CSS, XML, RSS, YAML, TOML, CSV and Markdown, with tree navigation, JSONPath, document...
Norway
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
errno.help is a free, text-first collection of IT and developer reference tools: a CIDR/IPv4 calculator, JWT decoder, hash generator (SHA-256/1/MD5), UUID and password generator, YAML/JSON converter, cron parser, DNS/WHOIS/ASN/GeoIP lookups, a Windows error code and event ID...
Azerbaijan
OmniDeck Pro is a unified, offline-first desktop powerhub designed to replace dozens of single-purpose browser tabs and scattered utilities.
India
CodeAva is a modern, privacy-focused alternative to cluttered and ad-heavy developer utility sites. It serves as an Automated Validation Assistant (AVA), providing high-performance tools for daily dev tasks.
United Kingdom
