Color Converter
Convert colors between HEX, RGB, and HSL.
Developer Utilities
OpenUUID Generator
Generate UUID v4 values in bulk.
All processing happens locally in your browser. Never paste production secrets.
03c90429-34c5-4c2e-b0ed-28e68f17e6f4 aa58c2d3-8370-4db3-9416-e9954a5c22ab d3f02143-c36e-4c50-ab87-8879d3149827 9d8f6546-1ed2-4f38-aedc-d46e3c772dfa 0d80dda9-a9a3-4c90-872a-e86257a17635
How to use
Choose how many UUIDs you want to generate.
Click Generate UUID v4 to create new values.
Copy or download the results.
Examples
Bulk generation
Generate up to 100 UUID v4 values at once.
Frequently asked questions
Is my data sent to a server?
No. Wraplet tools run entirely in your browser. Your input never leaves your device.
Are these UUIDs cryptographically secure?
Yes. UUID v4 values are generated with crypto.randomUUID in your browser.