The Case for Thunderbird in Mozilla

Advrk Aplmrkt avkaplmkt at
Wed Sep 16 16:05:06 UTC 2015


Just like to add that Jim Whitehurst's endoresement of Thunderbird here:

Not sure if that helps, but he is pretty high profile.

Wish I could help, but I am just an user with no development skills!
Can't wait for a donation, or even bounty system, set up for

As an user, THANK YOU to all who has helped kept Thunderbird alive!

On 16/09/2015, Patrick Cloke <patrick at> wrote:
> Joshua,
> You've made some great points! (All of which I agree with and have been
> unable to put as eloquently as you did.)
> On 9/15/15 10:07 PM, Joshua Cranmer 🐧 wrote:
>> On 9/15/2015 3:30 PM, R Kent James wrote:
>>> What I would appreciate at this point are comments on what are the
>>> reasons that Mozilla should accept Thunderbird as an official
>>> project, presumably under the Mozilla Foundation, that provides us
>>> with the structure that we need to succeed. Please help me make The
>>> Case for Thunderbird in Mozilla.
>> Thunderbird remains the largest open-source email project in
>> existence, with a total userbase that is larger than some of the
>> projects that Mozilla considers part of its core mission.
> I think rkent has access to some of these numbers, we should cite that
> here (i.e. we're not just making up numbers). Comparing directly to
> other Mozilla projects might be a bit aggressive, however.
>> This userbase size makes it uniquely positioned to champion the goals
>> of the Open Web in the wider email and messaging standardization
>> community, a factor which cannot be guaranteed for other, smaller
>> projects within Mozilla's umbrella. A good recent example is that
>> Thunderbird's objections to the SASL OAuth specification as
>> then-proposed did result in a strong impetus for dynamic client
>> registration, with Thunderbird cited as an explicit use case.
> Do we have any newsgroup / mailing list / whatever threads to back up
> this claim?
>> It should be noted that the messaging world is at great risk of moving
>> to closed, proprietary silos. Thunderbird's large userbase and ability
>> to cooperate with the open alternatives in this area gives it more
>> bargaining power to help pry open some of these silos.
> Mozilla manifesto #6 (and maybe #2?).
>> Finally, it is worth noting that Thunderbird is a popular program
>> among the wider tech community, and many in that community believe the
>> discontinuation of paid staff on the project to have been a mistake on
>> the part of Mozilla.
> Wasn't there a slew of articles written praising Thunderbird for v38?
> Maybe linking to some of those might be good.
> I don't have much else to add, besides reinforcing that the statements
> being made are true for not just email, but instant messaging in
> general. (Frankly, they're probably more true as Google and Facebook
> continue to tighten their leash on IM and are slowly removing
> interoperability with open protocols while refusing to even document
> their new protocols.) The trend here brings me back to the 90s where
> everyone was in a walled garden.
> It could be interesting to take the 10 points of the Manifesto and show
> how TB greatly contributes to all of them.
> --Patrick
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