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What is Trello App?

Trello App (Sunshine Note) is a collaborative task management application that helps teams organize, track, and manage their projects efficiently. Built with Flutter and Firebase, it provides a seamless cross-platform experience for managing tasks, teams, and collaborative workflows.

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Key Features

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Authentication & User Management

  • Multiple Sign-In Options: Support for email/password and Google Sign-In
  • User Profiles: Customizable profiles with photo uploads and personal information
  • Secure Authentication: Firebase Authentication ensures secure user management

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Team Collaboration

  • Create Teams: Organize your work by creating teams for different projects
  • Team Members: Search and add members to your teams by name or email
  • Color-Coded Teams: Customize teams with over 20 color options for easy visual identification
  • Member Management: View all team members and their roles

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Task Management

  • Create Tasks: Add tasks with detailed descriptions, dates, and assignments
  • Task Status Tracking: Track progress with three states - Not Started, In Development, and Completed
  • Date Management: Set start and end dates for each task
  • Assign Responsibilities: Assign tasks to specific team members
  • Real-time Updates: All changes sync instantly across devices

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Profile Management

  • Edit Profile: Update your name, surname, and profile picture
  • Profile Pictures: Upload custom profile images stored in Firebase Storage
  • User Search: Find other users to add to your teams

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Target Audience

Trello App is designed for:
  • Small to Medium Teams: Perfect for teams that need lightweight project management
  • Remote Teams: Cloud-based architecture enables collaboration from anywhere
  • Project Managers: Track multiple projects and team progress in one place
  • Development Teams: Manage sprints, features, and bug tracking
  • Students & Educators: Coordinate group projects and assignments

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Technology Stack

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Frontend

  • Flutter: Cross-platform framework for iOS, Android, web, and desktop
  • Material Design: Modern, intuitive UI following Material Design guidelines
  • Dart: Programming language optimized for UI development

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Backend & Services

  • Firebase Core: Foundation for Firebase services
  • Firebase Authentication: User authentication and management
  • Cloud Firestore: NoSQL database for real-time data synchronization
  • Firebase Storage: Cloud storage for user profile images
  • Google Sign-In: OAuth integration for Google accounts

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Additional Libraries

  • logger: Comprehensive logging for debugging and monitoring
  • image_picker: Native image selection for profile pictures
  • intl: Internationalization and date formatting
  • flutter_local_notifications: Push notifications for task updates
Trello App requires Flutter SDK 3.5.0 or higher and an active Firebase project for backend services.

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Architecture Overview

The application follows a clean architecture pattern: 
lib/
├── models/           # Data models (UserProfile, etc.)
├── services/         # Business logic (AuthService, TeamService, TaskService)
└── ui/
    └── screens/      # UI screens and widgets

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Core Services

  • AuthService: Handles user authentication, registration, and profile management
  • TeamService: Manages team creation, updates, and member management
  • TaskService: Coordinates task CRUD operations and assignments

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Getting Started

Ready to start using Trello App? Check out our Quickstart Guide for step-by-step instructions on setting up the application. For detailed installation instructions and platform-specific setup, see the Installation Guide.
Make sure you have a Firebase account ready before starting. You’ll need to create a Firebase project and configure it with your Flutter app.

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