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custom-code-management

Manage inline JavaScript scripts site-wide on Webflow via MCP tooling.

111|18|Updated Jan 7, 2026
Search Tags:#javascript#mcp#inline-scripts#custom-code#webflow
One-click install
npx skills add https://github.com/webflow/webflow-skills --skill custom-code-management
Or copy as Structured Prompt for Agent▼
Please help me install this Agent Skill.
Skill: custom-code-management
Source: https://github.com/webflow/webflow-skills/tree/main/plugins/webflow-skills/skills/custom-code-management
Command: npx skills add https://github.com/webflow/webflow-skills --skill custom-code-management

SYSTEM DOCUMENTATION & REQUIREMENTS

What problem does it solve?

This Skill helps developers and site managers control all inline JavaScript on a Webflow site, enabling consistent analytics, tracking, and widget behavior without manual per-page edits.

Core Features & Use Cases

  • Site-wide script management: Register, apply, or remove inline scripts at the site level (header/footer) under MCP constraints.
  • Safety and compliance: Enforce max 10,000 character limits and disallow <script> tags in inline code.
  • Use Case: Imagine you need to deploy a new analytics pixel across your entire Webflow site. This Skill lets you register and apply the script in one place, then publish.

Quick Start

Use the Webflow MCP tools to list sites, register inline scripts, and apply them to your site, then publish changes.

Frequently Asked Questions about custom-code-management

High-intent search queries and answers about installing and using this skill.

FAQPage Schema
How do I manage custom JavaScript across an entire Webflow site?▼

To manage custom JavaScript across an entire Webflow site, you register inline scripts at the site level using Webflow MCP tooling. This centralizes control for analytics, tracking pixels, and chat widgets without manual per-page edits.

What is the character limit for inline scripts on Webflow?▼

The character limit for inline scripts on Webflow is a maximum of 10,000 characters per script. This constraint ensures safety and compliance when deploying site-wide JavaScript integrations like tracking pixels.

Can I include <script> tags inside inline custom code on Webflow?▼

No, you cannot include <script> tags inside inline custom code on Webflow. The system forbids these tags within inline content to ensure safe execution of JavaScript integrations like chat widgets and tracking pixels.

Do I need Webflow MCP tools to deploy site-wide tracking pixels?▼

Yes, you need Webflow MCP tools to deploy site-wide tracking pixels. The custom code management process requires Webflow MCP tooling for all operations, including listing sites, registering scripts, and publishing changes.

What's the best way to apply analytics scripts to a Webflow site header and footer?▼

The best way to apply analytics scripts to a Webflow site header and footer is through centralized inline script management. By registering scripts in one place via Webflow MCP tools, you ensure consistent behavior across the site before publishing.

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