# The Codename One JavaScript Port Is Now Free and Open Source

DevFeed: [The Codename One JavaScript Port Is Now Free and Open Source](<https://devfeed.tech/articles/the-codename-one-javascript-port-is-now-free-and-open-source-19343.md>)

Original publisher: [Read original article](<https://www.codenameone.com/blog/javascript-free-open-source/>)

Author: Shai Almog

Published: 2026-07-24T00:00:00Z

Content type: release

Language: en

Sources: [CodeName One](<https://devfeed.tech/sources/codename-one.md>)

Topics: [JavaScript](<https://devfeed.tech/topics/javascript.md>), [Open Source](<https://devfeed.tech/topics/open-source.md>)

Tags: [build](<https://devfeed.tech/tags/build.md>), [javascript](<https://devfeed.tech/tags/javascript.md>), [open-source](<https://devfeed.tech/tags/open-source.md>)

## AI overview

Codename One's JavaScript port is now open source, available on every plan including Free, and buildable locally without a Codename One account. The ParparVM-based port is now the default, while TeaVM remains available as a fallback.

## Source excerpt

Codename One's JavaScript port is now open source, available on every plan, and buildable locally without an account.