100+ private developer tools that run in your browser
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CodeUtilityKit is a free collection of 110+ browser-based developer tools for formatting, converting, validating, encoding, decoding, hashing, generating, and debugging data. It includes everyday tools like JSON Formatter, JWT Decoder, Base64 Encoder/Decoder, SHA256 Generator, CSV to JSON, JSON to CSV, Password Generator, UUID Generator, Regex Tester, QR Code Generator, Timestamp Converter, Word Counter, and many more. All tools run directly in the browser, so user data stays on the device. There is no login required, no subscriptions, and no server upload for sensitive inputs like code, tokens, API keys, passwords, files, or payloads. CodeUtilityKit is built for developers, students, freelancers, and technical teams who need fast, simple, privacy-first utilities in one place.
Developers waste time switching between cluttered tools that may upload sensitive data.
It provides 110+ fast, private, browser-based tools in one free no-login toolkit.
Developer, Freelancers, Cyber Security Experts
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