# Blacklight – The Markup

> Blacklight – The Markup: A Real-Time Website Privacy Inspector. Free to use.

Canonical: https://softwareontheweb.com/product/blacklight-the-markup
Last updated: 2026-05-06

## About

Who is peeking over your shoulder while you work, watch videos, learn, explore, and shop on the internet? Enter the address of any website, and Blacklight will scan it and reveal the specific user-tracking technologies on the site—and who’s getting your data. You may be surprised at what you learn.


## Details

| Field | Value |
| --- | --- |
| Pricing | Free |
| Platforms | Web |
| Categories | Developer Tools |

## Related
- [Home](https://softwareontheweb.com/)
- [Topics](https://softwareontheweb.com/topics)
- [Official website](https://themarkup.org/blacklight)