Flutter Chat UI

Free and open-source chat SDK. Build fast, real-time apps and generative AI agents with a high-performance, customizable, cross-platform UI.

Mobile App DevelopmentDartApache-2.0

Abstract

Flutter Chat UI is an open-source Mobile App Development project. Free and open-source chat SDK. Build fast, real-time apps and generative AI agents with a high-performance, customizable, cross-platform UI. Flyer Chat is an open-source chat UI package for Flutter applications, designed for performance, customization, and ease of integration. It is built using Dart, Flutter, Android. Key capabilities include: Backend-agnostic: Connect to any backend service; Adaptable: Perfect for real-time messengers, generative AI agents and LLM-based assistants, support platforms, and beyond; Highly Customizable: Tailor the UI with extensive theme options and builder functions. The complete source code is publicly available on GitHub under the Apache License 2.0, making it a useful reference for students building a Mobile App Development mini project or final-year project.

1. Introduction

Flyer Chat is an open-source chat UI package for Flutter applications, designed for performance, customization, and ease of integration.

2. Objective

Free and open-source chat SDK. Build fast, real-time apps and generative AI agents with a high-performance, customizable, cross-platform UI.

This project demonstrates how Dart, Flutter, Android can be applied to a real-world Mobile App Development problem.

3. Key Features / Modules

  • Backend-agnostic: Connect to any backend service.
  • Adaptable: Perfect for real-time messengers, generative AI agents and LLM-based assistants, support platforms, and beyond.
  • Highly Customizable: Tailor the UI with extensive theme options and builder functions.
  • Modular: Pick and choose the features you want. You can change any part of the UI or swap it with your own custom implementation.
  • Performance Optimized: Built for speed and smooth animations.
  • Cross-Platform: Supports iOS, Android, Web, macOS, Windows, and Linux.
  • Open Source: Free to use under the Apache 2.0 License.

4. Technology Stack

DartFlutterAndroid

5. System Requirements

General requirements for this technology stack — check the README for exact versions.

  • Flutter SDK
  • Android Studio or VS Code with Flutter plugin
  • Android / iOS device or emulator
  • Git (to clone the repository)

6. Installation & Setup

git clone https://github.com/flyerhq/flutter_chat_ui.git
cd flutter_chat_ui
dependencies:
  flutter_chat_core: ^2.0.0
  flutter_chat_ui: ^2.0.0

Full setup instructions are in the project README.

7. Future Enhancements

Suggested extensions you can add to make this your own project.

  • Add push notifications with Firebase Cloud Messaging
  • Add offline support with local caching
  • Publish an internal test build on the Play Store

8. Viva / Review Questions

Common questions examiners ask for projects in this domain.

  1. Which framework is used and why (native vs cross-platform)?
  2. How is app state managed across screens?
  3. Where is the data stored — locally, Firebase or a REST backend?
  4. How are permissions (camera, location, storage) handled?
  5. How would you publish this app to the Play Store / App Store?

9. Source Code & License

This project is developed by flyerhq and published on GitHub under the Apache License 2.0. Please follow the license terms and credit the original author when you use or modify this code.

View Source on GitHubDownload ZIP

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