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tornado active

Tornado is a Python web framework and asynchronous networking library, originally developed at FriendFeed.

The latest stable version of tornado is 6.6.1, published on 2026-11-09. Verified by Vigia on 2026-11-13.

Latest stable version6.6.1
Published2026-11-09 21:08:22 UTC
Installpip install --upgrade tornado
Requirespython >=3.11
LicenseApache-2.0
Advisories on latest versionnone known
Last verified2026-11-13 04:19:59 UTC
Sourcespypi.org

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Maintenance

Activityactive
Last stable release2026-11-09 21:08:22 UTC · 3 days ago
Stable releases in the last 12 months10
Published versions91

Heuristic based only on release dates; it does not measure issue or security response times.

Version history

VersionPublished
6.6.12026-11-09 21:08:22 UTC
6.62026-10-21 15:30:05 UTC
6.5.102026-09-15 13:47:35 UTC
6.5.92026-09-14 18:08:20 UTC
6.5.82026-08-07 02:12:28 UTC
6.5.72026-06-08 17:34:38 UTC
6.5.62026-05-27 15:35:38 UTC
6.5.52026-03-10 21:30:44 UTC
6.5.42025-12-15 19:20:48 UTC
6.5.32025-12-11 04:16:26 UTC
6.5.22025-08-08 18:26:42 UTC
6.5.12025-05-22 18:15:20 UTC
6.52025-05-15 20:37:22 UTC
6.4.22024-11-22 03:06:20 UTC
6.4.12024-06-06 18:36:10 UTC
6.42023-11-29 03:39:29 UTC
6.3.32023-08-11 15:21:47 UTC
6.3.22023-05-14 03:41:04 UTC
6.3.12023-04-21 23:16:22 UTC
6.32023-04-18 02:02:18 UTC

Showing the 20 most recent of 69 versions. JSON

Version compatibility

Newest stable version that declares support for each runtime version (from the requirements published with each version).

RuntimeNewest compatible version
python 3.86.4.2
python 3.96.5.10
python 3.106.5.10
python 3.116.6.1
python 3.126.6.1
python 3.136.6.1

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Frequently asked questions

What is the latest version of tornado?

The latest stable version of tornado is 6.6.1, published on 2026-11-09. Verified by Vigia on 2026-11-13.

How do I install the latest version of tornado?

Run pip install --upgrade tornado. The latest stable version is 6.6.1 (verified 2026-11-13).

Is tornado deprecated?

No. tornado is not marked as deprecated in the registry.

Which Python version does tornado require?

tornado 6.6.1 declares this requirement: python >=3.11.

Does tornado 6.6.1 have known vulnerabilities?

No known advisories affect tornado 6.6.1 according to the data Vigia checks.

Is tornado still maintained?

tornado published 10 stable releases in the last 12 months; the most recent was 3 days ago. Activity: active.

Observed changes

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