# Python 3.14.0rc3 is go!

DevFeed: [Python 3.14.0rc3 is go!](<https://devfeed.tech/articles/python-3-14-0rc3-is-go-2375.md>)

Original publisher: [Read original article](<https://blog.python.org/2025/09/python-3140rc3-is-go/>)

Author: Hugo van Kemenade

Published: 2025-09-18T00:00:00Z

Content type: release

Language: en

Sources: [Python Insider](<https://devfeed.tech/sources/python-insider.md>)

Topics: [Python 3.14](<https://devfeed.tech/topics/python-3-14.md>), [Python](<https://devfeed.tech/topics/python.md>)

Tags: [bug-fixes](<https://devfeed.tech/tags/bug-fixes.md>), [production](<https://devfeed.tech/tags/production.md>), [pypi](<https://devfeed.tech/tags/pypi.md>), [python](<https://devfeed.tech/tags/python.md>), [python-3-14](<https://devfeed.tech/tags/python-3-14.md>), [release](<https://devfeed.tech/tags/release.md>), [releases](<https://devfeed.tech/tags/releases.md>), [testing](<https://devfeed.tech/tags/testing.md>)

## AI overview

Python 3.14.0rc3 is the final release candidate before the scheduled Python 3.14.0 release. It fixes a bytecode magic-number bug without changing the ABI and introduces or includes major Python 3.14 features such as free-threading support, deferred annotation evaluation, template string literals, multiple interpreters, Zstandard compression support, syntax highlighting, and an external debugger interface.

## Source excerpt

It's 🪄 finally 🪄 the final 3.14 release candidate! https://www.python.org/downloads/release/python-3140rc3/ Note: It's another magic release. We fixed anot...