Turn website form submissions into newsletter subscribers

When a visitor submits a contact or sign-up form in Webflow, automatically add them as a new subscriber in Buttondown to kick off your welcome sequence.

Try:

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How Knit builds this workflow

The Agent researches both APIs and wires the trigger on one side to the action on the other — no pre-built connector required. Here is the vocabulary it has to work with.

Buttondown Explore Buttondown →

Triggers

New subscriber added

Fires when a new subscriber is added in Buttondown.

Subscriber unsubscribed

Fires when a contact unsubscribes in Buttondown.

Email opened or clicked

Fires when a subscriber opens or clicks a campaign in Buttondown.

Actions

Add or update a subscriber

Creates or updates a subscriber in Buttondown.

Unsubscribe a contact

Unsubscribes a contact in Buttondown.

Add a subscriber to a list

Adds a subscriber to a list or segment in Buttondown.

Send a transactional email

Sends a one-off transactional email via Buttondown.

Webflow Explore Webflow →

Triggers

Page published

Fires when a new page or post is published on Webflow.

Form submitted

Fires when a form on Webflow is submitted.

CMS item updated

Fires when a CMS item is updated on Webflow.

Actions

Publish page

Publishes or updates a page on Webflow.

Create CMS item

Creates a new CMS item on Webflow.

Update content

Updates existing content on Webflow.

Log email list unsubscribes back to your website content directory When a contact unsubscribes in Buttondown, automatically update their subscriber record in Webflow so your website profiles always reflect current consent preferences. See details

Send immediate transactional follow-ups after website form submissions When a user completes a request form in Webflow, automatically send a confirmation or resource email through Buttondown. See details

See all Buttondown + Webflow integrations → · Browse the full workflow library →

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FAQ

Common questions

Can Knit build “Turn website form submissions into newsletter subscribers” between Buttondown and Webflow?

Yes — describe it in the box above and Knit's Integrations Agent researches Buttondown and Webflow's public API docs (or your own uploaded docs) and builds a working workflow, whether or not either app already has a pre-built connector.

How long does it take to build?

Minutes to a first working version, not weeks — you test it against real data before it goes anywhere near production.

How does connecting Buttondown with Webflow help grow my audience?

When visitors submit lead forms or subscribe on your website built with Webflow, their details flow directly into Buttondown without manual data entry.

Can I automatically update website content when subscribers engage with email campaigns?

Yes, updates or engagement tracked in Buttondown can prompt updates to user records or content items in Webflow.