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WordPress Child Theme Generator

Coldbox Child Theme
— free, instant, no coding

Generate a fully-working Coldbox child theme instantly — free, with no coding required. Customize the name, author, colors and CSS, then download a ready-to-install ZIP.

Generate Coldbox Child Theme →

Free forever. No signup. ZIP downloads in 2 seconds.

Coldbox WordPress theme preview
2,000+
Active installs
v1.10.0
Latest version
November 10, 2026
Last updated
5.0 / 5
12 ratings

About Coldbox

Coldbox is a clean and blog-focused WordPress theme. It helps increase site traffic from Google and any social networks. It provides you with easy to customize, lightweight, SEO friendly, quick load, and so much more! This theme is fully laid out with the flexbox module so that it is compatible with any screen sizes. See Demo: https://coldbox.miruc.co/demo/

By Toshihiro Kanai. Theme homepage ↗

Why use a child theme for Coldbox?

Every time Coldbox ships an update, any direct edits you made to its files are overwritten. A child theme isolates your changes — custom CSS, template overrides, additional functions — so the parent can update freely while your customizations stay intact.

  • ✓Survive Coldbox updates without losing your edits.
  • ✓Override any Coldbox template file by copying it into the child.
  • ✓Add custom hooks, shortcodes, or enqueue your own scripts.
  • ✓Roll back to the parent at any time by deactivating the child.

How to install your Coldbox child theme

  1. 1

    Configure and generate

    Open the generator (already pre-filled with Coldbox as the parent), enter your child theme name and any custom CSS.

  2. 2

    Download the ZIP

    The generator builds a ready-to-install ZIP containing style.css, functions.php, screenshot.png and README.txt.

  3. 3

    Upload to WordPress

    In WordPress: Appearance → Themes → Add New → Upload Theme. Choose the ZIP, click Install Now, then Activate. Make sure Coldbox itself is also installed (the parent must be present).

Ready for your Coldbox child theme?

No signup. No paywall. Generated and downloaded in 2 seconds.

Generate Coldbox Child Theme

Frequently asked questions

What is a Coldbox child theme? +

A child theme is a separate WordPress theme that inherits all functionality, design, and templates from Coldbox (its parent). You make your customizations in the child so they survive updates to the parent theme.

Do I need to know code to use this generator? +

No. The generator creates a complete, valid Coldbox child theme with style.css, functions.php, screenshot.png, and README.txt. You can customize via the form fields, and if you want to add custom CSS or PHP later you can edit the files directly.

Will the child theme break when Coldbox updates? +

That's exactly what a child theme is designed to prevent. Coldbox can be updated freely without losing your customizations, because they live in the child theme files.

Is this generator really free? +

Yes. There is no signup, no payment, and no limit on how many Coldbox child themes you can generate. The zip is built on demand and downloaded directly to you.