Licensing question

Thomas Wuerthinger thomas.wuerthinger at
Fri Sep 30 23:30:32 UTC 2016


I believe this mail from the archives of this mailing list is addressing your question: <>

Regards, thomas

> On 30 Sep 2016, at 18:49, Raffaello Giulietti <raffaello.giulietti at> wrote:
> Hi all,
> I'm aware that this might not be the ideal place to ask about licensing
> issues but I'm just looking for unbinding opinions, not legal advice.
> My understanding is that Graal is licensed under the "viral" GPL while
> Truffle is licensed under the less restrictive GPL with Classpath exception.
> What does this imply for a Truffle language implementation that makes
> use of Graal for performance, even if it does not link directly to the
> Graal API?
> Does it indirectly inherit the stricter GPL status or can it be
> distributed with any license as allowed by the GPL with Classpath exception?
> Greetings
> Raffaello

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