# Tornado privacy rating

Python web framework and asynchronous networking library, suited to long polling, WebSockets and other long-lived connections.

## Summary

Tornado scores 80 out of 100 (grade B) on the Python web frameworks criteria. It meets 3 of 4 criteria: open source, no trackers or telemetry and no ads or data sales. It does not meet independent audit.

- Website: https://www.tornadoweb.org
- Source code: https://github.com/tornadoweb/tornado
- License: Apache-2.0
- Platforms: Linux, macOS, Windows
- Home page trackers: none found
- Category: [Python web frameworks](https://privacyratings.com/python-frameworks/)
- Grade: B (80/100)

## Criteria

| Criterion | Answer | Note | Evidence |
| --- | --- | --- | --- |
| Open source | Yes | Apache-2.0 licensed. | https://github.com/tornadoweb/tornado/blob/master/LICENSE |
| No trackers or telemetry | Yes | No telemetry in the source code, and the website loads no third-party trackers. | https://github.com/tornadoweb/tornado |
| No ads or data sales | Yes | A volunteer project with ad-free documentation. | https://www.tornadoweb.org/en/stable/ |
| Independent audit | No | No independent audit is published. |  |

Source: https://privacyratings.com/python-frameworks/tornado/
Edit: https://github.com/privacyratings/privacyratings.com/edit/main/ratings/python-frameworks/tornado.md