ACF Field Group JSON Builder
ACF Field Group JSON Builder — build a ready-to-paste config or snippet in seconds. 100% client-side, no sign-up.
About ACF Field Group JSON Builder
ACF Field Group JSON Builder is a free WordPress tool that lets you build a correct JSON in clicks instead of digging through docs — no guesswork, no docs. Copy the JSON and paste it straight into your theme, plugin or wp-admin. It runs entirely in your browser with no sign-up and no installs, so your data stays private.
How to use ACF Field Group JSON Builder
- 1Open ACF Field Group JSON Builder — it loads instantly and runs entirely in your browser.
- 2Fill in the fields with your own values; the output updates live as you type.
- 3Review the generated JSON in the preview area.
- 4Copy the JSON and paste it straight into your theme, plugin or wp-admin.
Why use ACF Field Group JSON Builder?
- ✓Generates a valid JSON in seconds — no copy-pasting from docs
- ✓100% client-side: your inputs never leave your browser
- ✓Free and unlimited — no account, no trial, no credit card
- ✓Works on desktop and mobile; copy or download the JSON instantly
Frequently asked questions
Is ACF Field Group JSON Builder free?+
Yes. ACF Field Group JSON Builder is completely free with no account, no trial and no usage limits. ToolJolt is supported by unobtrusive ads, not paywalls.
Where do I paste the output from ACF Field Group JSON Builder?+
Click Copy, then paste the JSON into your theme, plugin or wp-admin. Each tool's preview shows exactly what to add and where, so you can drop it in and save without reading the docs.
Is my data private?+
Completely. ACF Field Group JSON Builder runs 100% in your browser (client-side). Nothing you type is uploaded to a server, so your data stays on your device.
Do I need to sign up or install anything?+
No. There's nothing to install and no sign-up — just open the page and start. It works on desktop and mobile.
Where do I paste this in WordPress?+
Most snippets go in your theme's functions.php or a small site-specific plugin; config files go at your project root. The tool tells you exactly where for each output.
Is it safe to edit functions.php?+
Yes, if you keep a backup and add code at the end. Many developers use a code-snippets plugin or a child theme so WordPress updates never overwrite their changes.
Can I use the output commercially?+
Yes. The configuration, code or files you generate are yours to use in personal and commercial projects without attribution.
Related Platform tools
WordPress functions.php Snippet Generator
WordPress functions.php Snippet Generator — build a ready-to-paste config or snippet in seconds. 100% client-side, no sign-up.
● LiveWordPress REST API URL Builder
WordPress REST API URL Builder — build a ready-to-paste config or snippet in seconds. 100% client-side, no sign-up.
● LiveWordPress Custom Post Type Generator
WordPress Custom Post Type Generator — build a ready-to-paste config or snippet in seconds. 100% client-side, no sign-up.
● Livewp-config.php Generator
wp-config.php Generator — build a ready-to-paste config or snippet in seconds. 100% client-side, no sign-up.
● LiveWordPress Block Pattern Generator
WordPress Block Pattern Generator — build a ready-to-paste config or snippet in seconds. 100% client-side, no sign-up.
● LiveWordPress Cron Schedule Builder
WordPress Cron Schedule Builder — build a ready-to-paste config or snippet in seconds. 100% client-side, no sign-up.
● Live