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JSON Tools
Format, validate, minify, and escape JSON directly in your browser.
Toolivo
Simple Tools for Everyday Work
Available tools
- 00:00
Time Tools
Convert timestamps and date-time values with an auto-detected seconds/milliseconds mode.
Keyboard Tester
Detect key presses and verify keyboard input in real time.
- JWT
JWT Parser
Decode JWT header and payload instantly in your browser without sending data to servers.
- %64
Encoding Tools
Encode and decode Base64 and URL values with UTF-8 support and quick actions.
- SHA
Hash & HMAC
Generate SHA-256/SHA-512 hashes and HMAC signatures in your browser.
- ID
UUID & ULID
Generate and validate UUID v4, UUID v7, and ULID values directly in your browser.
- R*
Regex Tester
Test regular expressions with match lists, flags, and replace preview.
- URL
URL Parser & Builder
Parse URLs into parts, edit query params, and rebuild links quickly.