N8N Code Javascript
Generates and debugs JavaScript code snippets for n8n workflows, automating backend tasks within your integration pipelines.
Install on your platform
We auto-selected Claude Code based on this skill’s supported platforms.
Run in terminal (recommended)
claude mcp add neversight-n8n-code-javascript npx -- -y @trustedskills/neversight-n8n-code-javascript
Or manually add to ~/.claude/settings.json
{
"mcpServers": {
"neversight-n8n-code-javascript": {
"command": "npx",
"args": [
"-y",
"@trustedskills/neversight-n8n-code-javascript"
]
}
}
}Requires Claude Code (claude CLI). Run claude --version to verify your install.
About This Skill
What it does
This skill allows you to execute JavaScript code within an n8n workflow. It provides a way to dynamically manipulate data, perform complex calculations, or integrate with services that require custom scripting logic directly inside your automation workflows. The skill leverages the power of n8n's execution environment for secure and reliable code execution.
When to use it
- Data Transformation: Modify data formats or structures beyond what standard n8n nodes can handle (e.g., complex parsing, custom calculations).
- API Integration: Interact with APIs that require specific JavaScript logic for authentication or request formatting.
- Conditional Logic: Implement intricate conditional branching based on dynamic data values and complex expressions.
- Custom Functionality: Extend n8n's capabilities by writing reusable JavaScript functions to perform specialized tasks.
Key capabilities
- Execute arbitrary JavaScript code.
- Access workflow context (input data, variables).
- Return output from the executed script.
- Integration with the n8n execution environment.
Example prompts
- "Run this JavaScript code:
JSON.stringify(items)" - "Calculate the sum of all numbers in the 'values' array using JavaScript."
- "Format the date string to ISO 8601 format using JavaScript."
Tips & gotchas
- Requires a working n8n instance and familiarity with JavaScript syntax.
- Be mindful of security implications when executing arbitrary code within an automation environment.
Tags
TrustedSkills Verification
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Security Audits
| Gen Agent Trust Hub | Pass |
| Socket | Pass |
| Snyk | Pass |
🌐 Community
Passed automated security scans.