Mastodawn

Our automations builder has been rebuilt from the ground up.
Learn what's changed and check out the new builder live:
https://buttondown.com/blog/2026-05-07-automations-rebuild

Automations, rebuilt

One-to-many actions, a dedicated settings page, richer analytics, and previews that let you see how an automation would have performed in the past.

Buttondown 1d ago

Buttondown Feb 27

Should we keep group emails in the past or are they still useful?
https://buttondown.com/blog/email-exploders

Should we bring back email exploders?

Mailing lists died out to make way for newsletters. But there are a lot of reasons to bring back group discussions over email.

Buttondown 2d ago

Buttondown Feb 11

The changelog page has been reborn🔥
It has been translated into plain English so that everyone can understand the small changes we make daily to improve the platform. We hope you enjoy it. 💙
https://buttondown.com/blog/2026-02-11-changelog-reborn

The changelog, reborn

A day-by-day log of everything we ship, in plain English

Buttondown 3d ago

Buttondown Apr 10

This new ship should help you out (we hope).
We've simplified the email address settings by moving the email address field entirely to your sending domain settings. This update should make your life a little easier.💙
https://buttondown.com/blog/2026-04-05-sending-email-address

Simplified email address settings

One fewer setting to deal with! (Maybe)

Buttondown 4d ago

Buttondown Mar 20

Skip the password entirely—now you can login with just your passkey.
https://buttondown.com/blog/2026-03-19-passwordless-passkey-login

Passwordless login

Skip the password entirely and sign in with just your passkey.

Buttondown 4d ago

Buttondown Apr 17

X.400 said what must be possible. SMTP said what must be done.
https://buttondown.com/blog/x400-vs-smtp-email

Email could have been X.400 times better

X.400 said what must be possible. SMTP said what must be done.

Buttondown 5d ago

What email will look like in the future.
https://buttondown.com/blog/future-of-email

What email will look like in the future

On patching a 1981-era system mid-flight

Buttondown Apr 30

Buttondown Mar 6

How we've been making your newsletter safer from behind the scenes.
https://buttondown.com/blog/2026-03-06-how-we-enabled-content-security-policy

How we enabled Content Security Policy for everyone

Invisibly making your newsletter safer

Buttondown Apr 29

Buttondown Apr 20

We've made some firewall changes and improvements to keep spam out of your newsletter🔥
https://buttondown.com/blog/2026-04-19-firewall-improvements

Firewall changes and improvements

Attack mode, embedded fingerprinting, and denied user agents — three new ways to keep spam out of your newsletter.

Buttondown Apr 28

New filters just dropped!🔥
We've added two new filters to the subscriber page: subscriber bounce date and bounce reason.
These filters allow you to keep tabs on your subscribers and monitor soft signals so that you can make informed subscriber decisions.
Learn more: https://buttondown.com/blog/2026-04-28-bounce-filters

Filter subscribers by bounce date and reason

Two new filters and columns for keeping tabs on bouncing subscribers — even before they're marked undeliverable.