Notice: This Plugin is Abandonware
ACF Pro now has its own collapsing method.

ACF Repeater Collapser

WordPress plugin allowing to collapse / expand ACF repeater fields. Proofed to work with ACF Pro up to 5.3.1

Features:

• Expand / Collapse an ACF repeater field
• Remembers expanded fields (your Browser need support for localStorage in JavaScript)
• Shows a customizable row title in collapsed state (add classname collapse-row-title)
• Can be used with any repeaters layout since ACF 5.3. (Table layout is not supported in ACF < 5.3)

Usage:

Create a repeater field with either block layout or row layout. To use a field as custom row title in collapsed state add the classname collapse-row-title.

The Result: