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JS Code

Run custom JavaScript in a secure sandbox — transform data, call helpers, and return a result to the next step.

1 actionPolling

AI-assisted documentation1 min read

This documentation is compiled from our integration source code, internal specs for JS Code, its official API documentation and anonymized requests logs we collect from our support team[2].

Open JS Code on WEXTL →

The list below is a reference of every JS Code node module the integration supports. You will be able to pick any of them on the workflow canvas while building automations.

Expand any JS Code node module below to see exactly what it takes in, what it returns, and what connection it needs.

JS CodeAction
Input fields[3]
FieldType
Codetext
Max run time (seconds)number

The output is whatever your code returns.

Look for JS Code templates in the WEXTL template library.

Browse templates →
  1. Function[2]Call a built-in or your own custom function as a single workflow step, with typed inputs and a result output.
  2. Human in the LoopPause the run for a person to review, approve, or reject before the workflow proceeds.
  3. IgnoreIn an error-handler branch, discard the failed item and stop this path without failing the run.
  4. AI AgentAdd an AI agent to your workflow — connect a model, memory, tools, and knowledge to reason over data and act autonomously.
  5. ConditionBranch the workflow on a boolean rule — route matching data down the true path and everything else down the fallback (else) route.
More apps in Built-in category →
  1. WEXTL® JS Code Source Code connector implementation.
  2. Our users use cases and automations.
  3. Official API Documentation for JS Code.
  4. WEXTL® visual workflow builder data.

Last updated: Jul 18, 2026 19:12

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