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. No signup, no clutter.
JSON to TOON Converter
Convert JSON into TOON (Token-Oriented Object Notation).
JSON Formatter
Auto-format, validate, and beautify JSON instantly.
UUID version 4 Generator
Generate random UUID version 4 identifiers. UUID (Universally Unique Identifiers)
UUID version 7 Generator
Time-sortable UUIDs for modern systems. UUID (Universally Unique Identifiers)
UUID v7 Decoder
Decode UUID v7 instantly.
Unix Timestamp Converter
Get the current epoch timestamp. Instantly convert milliseconds to UTC/Local time and back.
Random Strings Generator
Generate secure random strings with custom rules.
JWT Decoder
Decode JWT and also Verify Signature.
JWT Generator
Create and Sign JSON Web Tokens.
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.