Introducing multi_select_flutter_custom: A Customizable Multi-Select Widget for Flutter Apps

⚫ Introduction
While working on complex Flutter UI forms, I often found limitations in existing multi-select widgets — especially when it came to customization and styling. That’s what inspired me to build multi_select_flutter_custom — a lightweight, f…


This content originally appeared on DEV Community and was authored by Pallavii Sharrma

⚫ Introduction
While working on complex Flutter UI forms, I often found limitations in existing multi-select widgets — especially when it came to customization and styling. That's what inspired me to build multi_select_flutter_custom — a lightweight, fully customizable multi-select widget for Flutter.

This plugin allows developers to easily integrate a beautiful and flexible multi-select dropdown or dialog in their Flutter apps with minimal configuration.

⚫ Features
✅ Fully customizable UI
✅ Works with any data type using generics
✅ Supports chips, dropdowns, and dialogs
✅ Easy-to-use API similar to multi_select_flutter, but with better customization
✅ Null safety support

`⚫ Installation
Add this to your pubspec.yaml:

dependencies:
multi_select_flutter_custom: ^
Then run:

flutter pub get`

How to Use
Here's a quick example of how to use it:

`


MultiSelectCustomBottomSheetField<String>(
items: ['Apple', 'Banana', 'Mango']
.map((e) => MultiSelectCustomItem<String>(value: e, label: e))
.toList(),
onConfirm: (values) {
print("Selected values: $values");
},
title: const Text("Select Fruits"),
)
🔧 You can also create your own custom itemBuilder or use chip display widgets.

`

Customization
You can customize the:

  1. Dialog style
  2. Title widget
  3. Item builder
  4. Confirmation buttons
  5. Chip display
  6. Selected item styling

Example with chips:

MultiSelectCustomChipDisplay<String>(
items: selectedItems.map((e) => MultiSelectCustomItem(value: e, label: e)).toList(),
)

Use Cases

Tag selection
Filter dropdowns
User roles or categories
Multi-select search input

Why I Built This
Most of the popular packages like multi_select_flutter are great, but they often fall short when full visual customization is needed. I wanted something reusable and developer-friendly — so I built this with flexibility and simplicity in mind.


This content originally appeared on DEV Community and was authored by Pallavii Sharrma


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APA

Pallavii Sharrma | Sciencx (2025-07-08T11:04:13+00:00) Introducing multi_select_flutter_custom: A Customizable Multi-Select Widget for Flutter Apps. Retrieved from https://www.scien.cx/2025/07/08/introducing-multi_select_flutter_custom-a-customizable-multi-select-widget-for-flutter-apps/

MLA
" » Introducing multi_select_flutter_custom: A Customizable Multi-Select Widget for Flutter Apps." Pallavii Sharrma | Sciencx - Tuesday July 8, 2025, https://www.scien.cx/2025/07/08/introducing-multi_select_flutter_custom-a-customizable-multi-select-widget-for-flutter-apps/
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Pallavii Sharrma | Sciencx Tuesday July 8, 2025 » Introducing multi_select_flutter_custom: A Customizable Multi-Select Widget for Flutter Apps., viewed ,<https://www.scien.cx/2025/07/08/introducing-multi_select_flutter_custom-a-customizable-multi-select-widget-for-flutter-apps/>
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Pallavii Sharrma | Sciencx - » Introducing multi_select_flutter_custom: A Customizable Multi-Select Widget for Flutter Apps. [Internet]. [Accessed ]. Available from: https://www.scien.cx/2025/07/08/introducing-multi_select_flutter_custom-a-customizable-multi-select-widget-for-flutter-apps/
CHICAGO
" » Introducing multi_select_flutter_custom: A Customizable Multi-Select Widget for Flutter Apps." Pallavii Sharrma | Sciencx - Accessed . https://www.scien.cx/2025/07/08/introducing-multi_select_flutter_custom-a-customizable-multi-select-widget-for-flutter-apps/
IEEE
" » Introducing multi_select_flutter_custom: A Customizable Multi-Select Widget for Flutter Apps." Pallavii Sharrma | Sciencx [Online]. Available: https://www.scien.cx/2025/07/08/introducing-multi_select_flutter_custom-a-customizable-multi-select-widget-for-flutter-apps/. [Accessed: ]
rf:citation
» Introducing multi_select_flutter_custom: A Customizable Multi-Select Widget for Flutter Apps | Pallavii Sharrma | Sciencx | https://www.scien.cx/2025/07/08/introducing-multi_select_flutter_custom-a-customizable-multi-select-widget-for-flutter-apps/ |

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