Fast, Reliable and Privacy-Friendly Online Tools.
Built for speed and simplicity, ToolGK helps you handle everyday tasks and developer workflows with ease.
✓Free to Use
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✓No Signup
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✓No Tracking
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✓No Clutter
JSON to TOON Converter
Convert JSON to TOON for more compact, LLM-friendly data.
JSON Formatter
Format, validate, and clean up JSON instantly.
UUID v4 Generator
Generate random UUID v4 identifiers instantly.
UUID v7 Generator
Generate time-sortable, RFC 9562-compliant UUID v7 identifiers for modern systems.
UUID v7 Decoder
Decode UUID v7 and inspect its timestamp and fields.
Unix Timestamp Converter
Get the current Unix timestamp or Epoch Time. Convert timestamps between Unix time and dates.
Random Strings Generator
Generate random strings with custom length, characters, and rules.
JWT Decoder
Decode JWTs and inspect their claims and signature information.
JWT Generator
Create and sign JWTs with HS256 or RS256.
Why ToolGK?
Fast
Client-side first. Minimal server calls.
Privacy-Friendly
No tracking. No accounts. No stored data.
Developer-Focused
Built with real workflows in mind.
Multi-Language
Language-aware URLs and UI.
Frequently Asked Questions
ToolGK is a collection of fast, privacy-friendly online tools for developers and everyday tasks. It provides convenient utilities that can be used directly from your web browser without unnecessary setup.
Yes. ToolGK tools are free to use, with no subscription required for the available tools.
No. ToolGK does not require an account or signup to use its tools.
ToolGK is designed with privacy in mind. Tools that can process data directly in your browser are designed to minimize unnecessary data transmission. For any tool that requires server-side processing, the data handling depends on that specific tool.
ToolGK is designed to minimize tracking and does not require user accounts. Third-party services used on the website, such as advertising services, may have their own privacy and data-handling policies.
Yes. ToolGK is designed to work across desktop computers, tablets, and mobile devices. The interface adapts to different screen sizes.
No. ToolGK works directly in your web browser. You do not need to install desktop software, browser extensions, or other applications.
No. ToolGK is designed primarily with developers in mind, but many of its tools are also useful for students, testers, technical professionals, and everyday users who need quick online utilities.
Some ToolGK pages and interactive tools require JavaScript to provide their functionality. JavaScript should be enabled in your browser for the best experience.
Yes. ToolGK provides the website in multiple supported languages, with language-specific URLs and localized user interfaces. ToolGK features built-in localization across multiple languages, including English, Hindi, Telugu, Tamil, Spanish, French, Portuguese, Bengali, and Japanese. You can switch your preferred language at any time using the dropdown menu in the top navigation bar.
ToolGK is a web-based service and can generally be accessed from locations where the website is available. Individual tools or third-party services may be subject to network or regional restrictions.
ToolGK can be used as part of normal development and work workflows. For production-critical or sensitive use cases, always review the output and applicable terms before relying on it.
You should always use caution when processing sensitive, confidential, personal, or proprietary information in any online service. When possible, prefer tools that process information locally in your browser.
ToolGK provides quick access to common utilities directly from your browser. There is no software installation, account creation, or complicated setup required for the available tools.
Click the Light Mode / Dark Mode toggle located in the upper right corner of the navigation bar to adapt the theme to your system or visual preference.
ToolGK tools can be useful for development, testing, debugging, and everyday workflows. For production-critical operations, independently verify important results before using them in a live environment.
ToolGK is designed to be lightweight and to process operations client-side where practical. This helps reduce unnecessary server communication and keeps the tools responsive.
If you find a bug, incorrect result, or other issue, contact the ToolGK team through the Contact Us page. Include the affected tool and details that can help reproduce the problem.
Yes. ToolGK is intended to be a growing collection of online utilities, with additional tools added over time based on usefulness and user needs.