> For the complete documentation index, see [llms.txt](https://www.hak.lol/happy-hacker-handbook/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://www.hak.lol/happy-hacker-handbook/osint.md).

# OSINT

Finding user accounts across the web:

```
https://whatsmyname.app/
```