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GitHub + Mailchimp: release-driven email campaigns.

Trigger Mailchimp campaigns from GitHub releases, send release notes to your subscriber list, or update Mailchimp tags based on customer GitHub activity (open-source projects).

Trigger app
Mailchimp as the trigger

Workflows fire when something happens in Mailchimp.

Action app
GitHub as the action

Workflows do something in GitHub, instantly.

See all 23 actions →
Both directions

Pick the way that fits your stack.

Pair pages are mirrored. Each direction gets its own dedicated page.

MailchimpGitHub

When something happens in Mailchimp, do it in GitHub.

5 Mailchimp triggers wired to 23 GitHub actions. Most-used pairing: Campaign SentAdd Labels.

GitHubMailchimp

Or fire it the other way around.

1 GitHub triggers wired to 16 Mailchimp actions downstream.

See GitHubMailchimp
Popular pairings

Common Mailchimp → GitHub workflows.

Pick a pairing to set it up in two minutes. Each one is a fully editable recipe.

Showing 9 of 115 combinations
When campaign sent in Mailchimp, add labels in GitHub.

Fires when a Mailchimp campaign is sent. Use to log the send to your data warehouse, post the recap to Slack, or notify stakeholders.

When campaign sent in Mailchimp, create comment in GitHub.

Fires when a Mailchimp campaign is sent. Use to log the send to your data warehouse, post the recap to Slack, or notify stakeholders.

When campaign sent in Mailchimp, create issue in GitHub.

Fires when a Mailchimp campaign is sent. Use to log the send to your data warehouse, post the recap to Slack, or notify stakeholders.

When campaign sent in Mailchimp, create pull request in GitHub.

Fires when a Mailchimp campaign is sent. Use to log the send to your data warehouse, post the recap to Slack, or notify stakeholders.

When email cleaned in Mailchimp, add labels in GitHub.

Fires when an email is cleaned (hard-bounced) from a Mailchimp list. Use to update your source-of-truth so you stop trying to email them elsewhere.

When email cleaned in Mailchimp, create comment in GitHub.

Fires when an email is cleaned (hard-bounced) from a Mailchimp list. Use to update your source-of-truth so you stop trying to email them elsewhere.

When email cleaned in Mailchimp, create issue in GitHub.

Fires when an email is cleaned (hard-bounced) from a Mailchimp list. Use to update your source-of-truth so you stop trying to email them elsewhere.

When email cleaned in Mailchimp, create pull request in GitHub.

Fires when an email is cleaned (hard-bounced) from a Mailchimp list. Use to update your source-of-truth so you stop trying to email them elsewhere.

When profile updated in Mailchimp, add labels in GitHub.

Fires when a subscriber profile is updated in Mailchimp (merge field, tag, or preference change). Use to keep your CRM in sync with Mailchimp segments.

How it works

Connect Mailchimp and GitHub in five steps.

No code, no glue, no half-day setup. Each step is one click.

  1. 1
    Connect
    Authorize Mailchimp and GitHub

    Open Tiny Command, authorize Mailchimp and GitHub once each. Both connections are available to every workflow on your account.

  2. 2
    Trigger
    Pick a Mailchimp trigger

    Drop the Mailchimp → Campaign Sent trigger onto the canvas. Tiny Command auto-registers the webhook.

    POST /v1/webhooks/mailchimp.trigger-campaign-sent
  3. 3
    Transform
    Add a filter or AI step

    Optionally add a Filter node ("subject contains URGENT") or an AI step ("classify intent") between trigger and action.

  4. 4
    Action
    Add the GitHub action

    Drop the GitHub → Add Labels action below it. Map fields from the Mailchimp payload into the GitHub inputs.

    github.add-labels-to-issue
  5. 5
    Publish
    Publish and forget

    Hit Publish. Tiny Command runs it in production from second one. Watch the run-log fill up.

FAQ

Questions about Mailchimp + GitHub.

How do I send a Mailchimp release announcement on every GitHub release?
GitHub Release Published → AI reformat release notes for non-developer audience → Mailchimp Create Campaign with the rewritten notes → Send Campaign. Subscribers learn about new features without reading raw changelogs.
Can I gate the Mailchimp send on a release tag?
Yes. Filter the trigger to release tags matching specific patterns (e.g., "v*.0.0" for major releases). Minor/patch releases skip the email send to avoid newsletter fatigue.
How do I track GitHub user activity for Mailchimp segmentation?
For open-source projects, track stars / contributions / issues opened per email. Mailchimp Add Tag based on activity level. Send different campaigns to active contributors vs. casual stargazers.
Can I include GitHub contributor credits in the Mailchimp email?
Yes. GitHub Release Published → List Contributors since last release → format as "Thanks to {contributor1}, {contributor2}…" in the email body. Builds community appreciation into the release cycle.
How do I avoid spamming Mailchimp on every minor GitHub event?
Filter triggers to specific events (Release Published, Discussion Created in announcement category). Avoid per-PR or per-commit triggers — they'd generate too many sends.
Can I A/B test release announcement subject lines?
Yes. Generate 3 subject line variants via AI on each release. Use Mailchimp A/B campaign or split the audience manually and send variants. After 3 releases, you'll have data on which performs.
Related

Other apps that pair well with Mailchimp.


Wire Mailchimp to GitHub in 2 minutes.

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