# Overview

This document details how to use code in workflow steps, without leaving your browser. If you're building a component, please reference the component API docs.

Pipedream comes with thousands of prebuilt triggers and actions for hundreds of apps (opens new window). Often, these will be sufficient for building simple workflows.

But sometimes you need to run your own custom logic. You may need to make an API request to fetch additional metadata about the event, transform data into a custom format, or end the execution of a workflow early under some conditions. Code steps let you do this and more.

Code steps let you execute Node.js v14 (opens new window) (JavaScript) code, Python, Go or even Bash right in a workflow.

Choose a language to get started:


If you'd like to see another, specific language supported, please let us know (opens new window).

Still have questions?

Please reach out if this doc didn't answer your question. We're happy to help!