Whoami Environment Check
Collect browser, device, network and capability info locally. Export JSON/Markdown with no upload.
Whoami
Local environment fingerprint: browser, device, network hints and capabilities.
What can you do with it?
Whoami
Inspect browser, system and network environment locally.
Instant feedback
See scores, previews and status on-page
Easy to share
Great for demos, events or personal saves
Zero install
Open in the browser and go
Take results away
Copy, export or keep local records
Local-first
Runs locally in the browser; no business-server upload.
Why choose this tool?
Whoami
Inspect browser, system and network environment locally.
Analyze
Copy export
Visible state
Scores, steps or previews stay in view
Clear privacy
Runs locally in the browser; no business-server upload.
How to use?
Enter inputs
Open the workspace and prepare inputs or a new round
Get guidance
Use the toolbar and board to complete the flow
Save or restart
Copy outputs, reset, or start again
FAQ
- Is my data uploaded?
- No. Collection and export stay in your browser.
- Why are some fields empty?
- Browser support and privacy policies differ by engine and settings.
- Is this a perfect fingerprint?
- No. It is a practical local report, not a unique global fingerprint.
Best free online Whoami environment check in 2026
Whoami builds a local environment profile in your browser: browser signals, device parameters, network hints and web capabilities. Nothing is uploaded.
What can you use it for?
- Copy a clean support/debug report
- Check WebGL/Storage/Service Worker support
- Share context with teammates
- Demonstrate what browsers expose locally
Why this tool?
- Local-only processing
- Multi-panel overview
- JSON / Markdown / download export
- Works with other AI Skills tools on 无极工具
How to use
- Open the page to auto-collect
- Switch panels for details
- Copy or download the report
- Refresh anytime