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Re: Rust trademark policy

From: David Hedlund
Subject: Re: Rust trademark policy
Date: Sun, 30 May 2021 07:14:03 +0200
User-agent: Mozilla/5.0 (X11; Linux x86_64; rv:68.0) Gecko/20100101 Icedove/68.10.0

I already listed Rust and three other programs from Mozilla at

Should we hide the content at I did with for these entries?:



On 2021-05-30 01:34, Bone Baboon wrote:
> Sections
> * Rust trademark policy
> * Impact on free software projects
> # Rust trademark policy
> Is Rust not free software because of the Rust trademark policy?
> <>
> Information on the four software freedoms is here:
> <>.
> The trademark section of the Rust readme file
> <> says:
> ```
> The Rust programming language is an open source, community project
> governed by a core team. It is also sponsored by the Mozilla Foundation
> (“Mozilla”), which owns and protects the Rust and Cargo trademarks and
> logos (the “Rust Trademarks”).
> If you want to use these names or brands, please read the media guide.
> ```
> Note that it says that the Mozilla Foundation owns the Rust and Cargo
> trademarks.
> The is the media guide linked to in the trademark section of the Rust
> readme file: 
> <>
> The sections of <> that
> look relevant to this question at hand are:
> * The "Trademark policy" section says "most commercial uses require
>   permission".  This appears to interfere with "The freedom to run the
>   program as you wish, for any purpose (freedom 0).". 
> * The "Uses that require explicit approval" section says "Distributing a
>   modified version of the Rust programming language or the Cargo package
>   manager and calling it Rust or Cargo requires explicit, written
>   permission from the Rust core team.".  This appears to interfere with
>   "The freedom to distribute copies of your modified versions to others
>   (freedom 3).". 
> <> says "This document is
> not an official statement of Mozilla trademark policy, but serves to
> clarify Mozilla’s trademark policy as it relates to Rust.". 
> Niko said in
> <>
> "You are correct that we intended the trademark to apply when
> distributing a package or other binary called "Rust" -- and in
> particular that if modifications are made, then we would expect a
> trademark request". This appears to interfere with: 
> * The freedom to redistribute copies so you can help others (freedom 2).
> * The freedom to distribute copies of your modified versions to others
>   (freedom 3). 
> When I asked about this in #hyperbola@Freenode I was referred to
> <>.  This open
> issue on the Rust repository issue tracker shows that this is a current
> issue.  In the issue nikomatsakis said "The foundation will be reviewing
> the trademark policy, but it will be up to the board to decide the terms
> that are selected."
> # Impact on free software projects
> If Rust is not free software then that would impact many free software
> project. 
> One example is Linux.  Recently there was a RFC for adding support for
> Rust to the Linux kernel <>.  Linus
> Torvalds's response is here <>.
> This would also impact Linux forks such as Linux-libre.
> Another example is Firefox. <> says "Servo is written
> in Rust, and shares code with Mozilla Firefox". This would also impact
> Firefox forks such as LibreWolf, IceCat and Tor browser.

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