Invoice Ninja and PostBin connection

Save yourself the work of writing custom integrations for Invoice Ninja and PostBin and use n8n instead. Build adaptable and scalable Finance & Accounting, workflows that work with your technology stack. All within a building experience you will love.

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Ways to connect Invoice Ninja and PostBin

Create a new workflow and add the first step

In n8n, click the "Add workflow" button in the Workflows tab to create a new workflow. Add the starting point – a trigger on when your workflow should run: an app event, a schedule, a webhook call, another workflow, an AI chat, or a manual trigger. Sometimes, the HTTP Request node might already serve as your starting point.

Create your own Invoice Ninja and PostBin connection

Create custom Invoice Ninja and PostBin workflows by choosing triggers and actions. Nodes come with global operations and settings, as well as app-specific parameters that can be configured. You can also use the HTTP Request node to query data from any app or service with a REST API.

Invoice Ninja supported actions

PostBin supported actions

Invoice Ninja and PostBin connection details

Invoice Ninja

Invoice Ninja is a free open-source online invoicing solution that helps small businesses and freelancers. It helps you create custom professional invoices easily. It can also help you time track your projects, and manage your vendors and inventory.

Invoice Ninja node docs + examples

Invoice Ninja credential docs

See Invoice Ninja integrations

Related categories

Finance & Accounting

PostBin

Testing your API Clients or WebHooks is made easy with PostBin. It is a tool that collects all queries made to a certain URL. It has an API that can be used programmatically, allowing you to test your websites with accuracy and ease.

PostBin node docs + examples

PostBin credential docs

See PostBin integrations

Related categories

Development Data & Storage

Other integrations with Invoice Ninja

FAQ

Can Invoice Ninja connect with PostBin?

Can I use Invoice Ninja’s API with n8n Lab?

Can I use PostBin’s API with n8n Lab?

Is n8n secure for integrating Invoice Ninja and PostBin?

How to get started with Invoice Ninja and PostBin connection in n8n.io?

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Invoice Ninja node - Expense date does not work

January 7, 2026Wade0

Describe the problem/error/question The Invoice Ninja create an expense node does not send Expense date What is the error message (if any)? The field is expenseDate when it should just be date Information on your n8n s…