How to connect 123FormBuilder and Memberstack
Create a New Scenario to Connect 123FormBuilder and Memberstack
In the workspace, click the “Create New Scenario” button.

Add the First Step
Add the first node – a trigger that will initiate the scenario when it receives the required event. Triggers can be scheduled, called by a 123FormBuilder, triggered by another scenario, or executed manually (for testing purposes). In most cases, 123FormBuilder or Memberstack will be your first step. To do this, click "Choose an app," find 123FormBuilder or Memberstack, and select the appropriate trigger to start the scenario.

Add the 123FormBuilder Node
Select the 123FormBuilder node from the app selection panel on the right.

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Configure the 123FormBuilder
Click on the 123FormBuilder node to configure it. You can modify the 123FormBuilder URL and choose between DEV and PROD versions. You can also copy it for use in further automations.
Add the Memberstack Node
Next, click the plus (+) icon on the 123FormBuilder node, select Memberstack from the list of available apps, and choose the action you need from the list of nodes within Memberstack.

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Authenticate Memberstack
Now, click the Memberstack node and select the connection option. This can be an OAuth2 connection or an API key, which you can obtain in your Memberstack settings. Authentication allows you to use Memberstack through Latenode.
Configure the 123FormBuilder and Memberstack Nodes
Next, configure the nodes by filling in the required parameters according to your logic. Fields marked with a red asterisk (*) are mandatory.
Set Up the 123FormBuilder and Memberstack Integration
Use various Latenode nodes to transform data and enhance your integration:
- Branching: Create multiple branches within the scenario to handle complex logic.
- Merging: Combine different node branches into one, passing data through it.
- Plug n Play Nodes: Use nodes that don’t require account credentials.
- Ask AI: Use the GPT-powered option to add AI capabilities to any node.
- Wait: Set waiting times, either for intervals or until specific dates.
- Sub-scenarios (Nodules): Create sub-scenarios that are encapsulated in a single node.
- Iteration: Process arrays of data when needed.
- Code: Write custom code or ask our AI assistant to do it for you.

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Save and Activate the Scenario
After configuring 123FormBuilder, Memberstack, and any additional nodes, don’t forget to save the scenario and click "Deploy." Activating the scenario ensures it will run automatically whenever the trigger node receives input or a condition is met. By default, all newly created scenarios are deactivated.
Test the Scenario
Run the scenario by clicking “Run once” and triggering an event to check if the 123FormBuilder and Memberstack integration works as expected. Depending on your setup, data should flow between 123FormBuilder and Memberstack (or vice versa). Easily troubleshoot the scenario by reviewing the execution history to identify and fix any issues.
Most powerful ways to connect 123FormBuilder and Memberstack
123FormBuilder + Memberstack + Slack: When a new submission is received in 123FormBuilder, a new member is created in Memberstack. Then, a message is sent to a Slack channel to notify the team about the new member.
123FormBuilder + Memberstack + Google Sheets: When a new submission is received in 123FormBuilder, a new member is created in Memberstack. The member's details are then added as a new row in a Google Sheet for tracking.
123FormBuilder and Memberstack integration alternatives
About 123FormBuilder
Streamline data collection by connecting 123FormBuilder to Latenode. Automatically trigger workflows when forms are submitted. Route form data to CRMs, databases, or email marketing tools. Use Latenode to validate entries, calculate scores, and manage follow-ups — automating processes with a no-code, scalable workflow.
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About Memberstack
Automate Memberstack user management with Latenode. Create workflows to onboard/offboard users based on triggers in other apps. Use webhooks to sync data, grant access, or update profiles. Connect Memberstack to CRMs, email tools, or databases for automated membership lifecycle management—all visually, without code, and at scale.
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See how Latenode works
FAQ 123FormBuilder and Memberstack
How can I connect my 123FormBuilder account to Memberstack using Latenode?
To connect your 123FormBuilder account to Memberstack on Latenode, follow these steps:
- Sign in to your Latenode account.
- Navigate to the integrations section.
- Select 123FormBuilder and click on "Connect".
- Authenticate your 123FormBuilder and Memberstack accounts by providing the necessary permissions.
- Once connected, you can create workflows using both apps.
Can I automatically update Memberstack profiles upon form submission?
Yes! With Latenode, trigger updates in Memberstack directly from 123FormBuilder submissions. Ensure accurate member data and personalized experiences thanks to Latenode’s real-time automation.
What types of tasks can I perform by integrating 123FormBuilder with Memberstack?
Integrating 123FormBuilder with Memberstack allows you to perform various tasks, including:
- Add new members to Memberstack upon successful 123FormBuilder submission.
- Update Memberstack profiles with data from 123FormBuilder form responses.
- Trigger email sequences in Memberstack based on 123FormBuilder form selections.
- Grant specific access levels in Memberstack after form completion.
- Segment users in Memberstack based on their 123FormBuilder responses.
How do I handle sensitive data from 123FormBuilder forms?
Latenode lets you use JavaScript and custom code blocks for encrypting or masking sensitive data before it’s sent to Memberstack, ensuring data privacy.
Are there any limitations to the 123FormBuilder and Memberstack integration on Latenode?
While the integration is powerful, there are certain limitations to be aware of:
- Complex conditional logic might require custom JavaScript coding in Latenode.
- File uploads from 123FormBuilder to Memberstack need careful size management.
- Rate limits of both 123FormBuilder and Memberstack APIs can affect performance.