ICO icon generator
ICO icon generator: process the input with a deterministic local pure function, validate boundaries, and avoid network, device, or browser state.
Runs in your browserEvery computation happens in your browser — your data never leaves this device.
Input
Result
Deterministic result ready to copy
Enter a value to see the result
What this tool does
- Inspect a local result
- Copy the result to another tool
Example
Input
{"width":1,"height":1,"pixels":[0,0,0,255]}Output
icon-16.png: 16 × 16, 80 bytes @ 70 icon-32.png: 32 × 32, 101 bytes @ 150 icon-48.png: 48 × 48, 122 bytes @ 251 icon-256.png: 256 × 256, 661 bytes @ 373 ico: 1034 bytes, 4 images data-url: data:image/x-icon;base64,AAABAAQAEBAAAAEAIABQAAAARgAAACAg…
The result comes from deterministic local logic.
Frequently asked questions
Does it use the network?
No. Input is processed locally.
Is it reproducible?
Yes, identical input and options produce identical output.
What if input is invalid?
Correct the value using the placeholder; invalid values are rejected.
Keywords：在线ico图标生成器ICO icon generatorzxicooffline纯函数deterministic