Thunderbird

Lots of new faces around here lately 👋 So let's refresh: What actually is Thundermail? Privacy-first email from the makers of Thunderbird. No ads, tracking, or AI training on your email. Full breakdown 👉 sohub.io/oub2 Join the waitlist: sohub.io/opq0 #thundermail #opensource #email

Our Early Birds keep the questions coming. This week: Does Thundermail have webmail? Yes! Your inbox, accessible from any browser. We're in early alpha, and more is on the way 👉 sohub.io/2mi3 Not on the waitlist? Sign up: sohub.io/tifi #thundermail #opensource #email

Another week, another question from our Thundermail Early Birds: Can I use Thundermail with third party clients? Good news: yes! Swipe to see how it works, or read more at sohub.io/jaft Not on the waitlist yet? Sign up: sohub.io/tifi #thundermail #opensource #email

Got questions about #Thundermail? Each week we're answering a few from our Early Birds. First up: Can I have a separate inbox for each alias? Swipe through for more, or visit: sohub.io/05au Not on the waitlist? Sign up here: tb.pro/waitlist/ #thundermail #opensouce #email

RDV au @capitoledulibre.org le 14/11 à midi en salle A001 pour que je vous explique pourquoi on a décidé de rajouter un support natif pour Microsoft Exchange dans @thunderbird.net, et ce qu'il se passe quand on veut introduire une nouvelle fonctionnalité dans un projet vieux de 30 ans 🙂

If you've ever opened Thunderbird's settings and felt like you needed a computer science degree, you're not alone. We're rewriting 250+ settings in plain language, and the results from our user testing are in. Check out the full details on our blog: sohub.io/zxqf #opensource #thunderbird

We are accelerating our #Thundermail waitlist invites! If you want to get onto the list and join us in the Early Bird program, sign up below to get your invite soon! www.tb.pro/waitlist #thunderbird #opensource #email

📅 Thunderbird's calendar is getting a redesign! Jesse from the design team walks through the journey so far, including modernizing the grid, navigation, and calendar sidebar. Read the full post: blog.thunderbird.net/2026/08/deskt… #thunderbird #calendar #design #opensource

Our July Mobile Progress Report is here! Check out our blog to see where we are with iOS development, as well as updates to the Android app. #android #ios #thunderbird #opensource blog.thunderbird.net/2026/07/mobil…

Thank you for all of the recommendations but we're not replacing our mascot Roc with #Jimothy. We like him too, but there's no replacing Roc.

In case you missed it: Thundermail, our new email service, has started sending invites to Early Birds on the waitlist. Early subscribers get a real say in where our #opensource #email service goes next, and we want you along for the ride! Join the waitlist here: www.tb.pro/waitlist

One of the things we love most about our community is its passion for every detail. One of our design team recently sat down with ten of our users to learn how they use Thunderbird, and what would make using it even better! 📣 #Thunderbird #OpenSource blog.thunderbird.net/2026/07/deskt…

Our Thundermail Early Birds have spoken and we're listening: Webmail and two-factor authentication are on the way, as well as better support for custom domains and a smoother onboarding experience. Find out more and join the waitlist! blog.thunderbird.net/2026/06/thund…

We're adjusting our roadmaps and making better Android notifications our next stop. iOS development is on track, and we're grateful for our community contributors (and want you to know how to get involved). blog.thunderbird.net/2026/06/mobil…

I wrote another thing! This is the follow-up to the post I've published last month. In this one, I dive deeper into the technical aspects of supporting a new protocol - namely Exchange's EWS API - in @thunderbird.net, and what this means for the future of the project.

How-To Geek wrote a great article about swapping Gmail's app for Thunderbird on Android: "It's a free, open-source, privacy-focused app, and it makes email feel like it used to." www.howtogeek.com/i-ditched-gma… Check out Thunderbird for Android! https://sohub.io/npmm #thunderbird #opensource

Our new episode of Office Hours is out! We're chatting with Thunderbird contributor Bogomil about how he got involved with the project, mentorship in the open source community and more. Check out the link to watch to the full episode! youtu.be/xSXJsPIVV60?... #Thunderbird #OpenSource

I wrote a new thing! (it's been a while) I wanted to share some behind the scenes and personal thoughts around @thunderbird.net's Exchange project. Then I realised I had a *lot* to say and decided to spread this topic over two posts. The first one is out now! brendan.abolivier.bzh/exchange-pt-1/

Hâte d'être de retour au @breizhcamp.org en juin ! Je serai dans l'amphi D le jeudi à 16h pour parler d'asynchrone et de typage en #Rust dans @thunderbird.net 😁 👉 www. breizhcamp.org/programme/session/1176957

Our latest Mobile Progress Report is now live on the blog! Notifications on Android? Progress on iOS? 📱 Get the full scoop: blog.thunderbird.net/2026/04/mobil… #Thunderbird #Android #iOS #OpenSource

Thunderbird Appointment will always be open source. Repo here: github.com/thunderbird/... Come to talk us. We'll help you move off Cal.com

"Houston, we have a solution." #Thunderbird #ArtemisII

We have a shiny new roadmap site, and an equally shiny new blog post to tell our community all about it: #Thunderbird #OpenSource blog.thunderbird.net/2026/03/intro…

Thundercast is back! Our hosts are steering us through the roadmaps for the desktop and mobile clients. Tune in for all the information on what's coming next, and minimal backseat driving. #Thunderbird #ThunderCast #OpenSource share.transistor.fm/s/4db3895e

Community Office Hours are back! Our first guest is the new and expanded support team. From building the support foundations for Thundermail to making it easier to help Thunderbird donors and users, they're ready to help! #Thunderbird #OpenSource blog.thunderbird.net/2026/03/video…

Everything's coming up roses in Pasadena for @socallinuxexpo.bsky.social! Come visit us in the Expo Hall at booth 221 to chat with our team, learn what we're up to, and grab some stickers from: 14:00-18:00 Today 10:00-18:00 Saturday 10:00-14:00 Sunday #Thunderbird #SCaLE23x

We're excited to shine a light on Michaela Martin, the design artist behind our appeal illustrations. We chat about her background, her process, and how Roc and his world went from first sketches to final drafts. 🎨 #Thunderbird #Illustration blog.thunderbird.net/2026/03/desi...

Super excited to be speaking at @rustinparis.bsky.social next month! Catch me talk about recent work I've been doing to make @thunderbird.net's Exchange requests better organised at 3:30PM 🦀

Get off Gmail, use Thunderbird (and soon Thundermail). www.androidpolice.com/giving-up-on...

Want to know more about where @mozilla.org is headed? The 2025/26 State of Mozilla is live, sharing our product strategy, vision for the future and a look at some of Thunderbird’s favorite “rebel” developers, builders and engineers. Read here: stateof.mozilla.org

Heading to CHAOSSCon at @fosdem.org? Be sure to check out @linuxflower.bsky.social and Wayne Mery's Lunch and Learn on Thursday Jan 29 at 13:00 on how we're using community metrics and how we can improve! #Thunderbird #OpenSource #Community chaoss.community/chaosscon-20...

The Thunderbird team is off to rest and recharge, and come back strong on January 5! Until then: If you need community support: support.mozilla.org If you need to report a bug: bugzilla.mozilla.org If you want to suggest a feature: connect.mozilla.org See you all next year! #Thunderbird

We can't put enough gratitude in the character limit for everything our community has helped us do this year, so we wrote a recap blog. Thank you everyone who made this all happen! 💙 🙌 #Thunderbird #OpenSource blog.thunderbird.net/2025/12/thund…

It's the last Development Digest for 2025! We're celebrating our Exchange success (but not resting on our labors), sharing our Calendar UI milestones, and grateful for a community contribution to fix a 19-year-old bug! #Thunderbird #OpenSource blog.thunderbird.net/2025/12/thund…

Exchange email support has landed! We've invited members of our desktop team to Community Office Hours to give us all the details about what's in now and what's coming next! #Thunderbird #Exchange blog.thunderbird.net/2025/12/video…

We are building tech you can trust. Thank you to @ostifofficial.bsky.social and 7A Security for their collaboration on the security audit for Thunderbird Send, our end-to-end encrypted file transfer service (coming to everyone soon, open source now). blog.thunderbird.net/2025/12/thun...

We're grateful for Giving Tuesday, a day to support the organizations and projects you care about! #Thunderbird #GivingTuesday

Fixing old Android code, integrating with the upcoming Thunderbird Pro, and making a balanced iOS roadmap are all part of our mobile development goals in 2026. #Thunderbird #OpenSource https://blog.thunderbird.net/2025/12/state-of-the-thunder-14-the-2026-mobile-roadmap/

Thunderbird Pro is getting closer to its Early Bird release! Find out what that means and what it includes in our latest update. #Thunderbird #ThunderbirdPro #Thundermail #OpenSource https://blog.thunderbird.net/2025/11/thunderbird-pro-november-2025-update/