How to Build Your Own Amazing Marvin
Replace Amazing Marvin with a custom build. The Customizable Task Manager for ADHD
Build Difficulty: 5/5
Build a working replacement in a weekend with AI tools
Estimated Timeline
Based on 46 features at Weekend Project difficulty, expect about One weekend with AI-assisted development.
Recommended Tech Stack
Full-stack React framework with API routes and server components
PostgreSQL database, auth, and real-time subscriptions
Utility-first styling for rapid UI development
Type-safe ORM for complex relational data models
Key Features to Replicate
Top features across 8 categories. See all 46 features
Organization(13 features)
Visually organize and categorize tasks with customizable color schemes
Set flexible due dates for tasks that adapt to your workflow
Organize tasks into custom groups and sections for better structure
Getting Things Done methodology support with multi-level organization and flexible due dates
Organize tasks using Kanban layout for visual workflow management
+8 more in this category
Planning & Scheduling(8 features)
View tasks and schedules in a calendar format for better planning visualization
Estimate daily capacity to avoid overloading your schedule
Create detailed daily schedules for your tasks and commitments
Schedule tasks for each day and get instant feedback on whether your plan is realistic or over capacity
Stay structured without rigid schedules by using the Orbit feature for spontaneous work
+3 more in this category
Focus & Execution(7 features)
Work on one task at a time without distractions
Focus on 1-3 hours of work at a time with suggestions, curated sessions, or Marvin picking for you
See just one task at a time to stay calm and focused instead of paralyzed by a giant list
Group similar tasks together for more efficient execution
Let randomness cut through decision fatigue by randomly selecting what task to work on next
+2 more in this category
Customization(5 features)
Fine-tune Marvin with over 300 customizable settings
Create custom menus for quick access to frequently used functions
Customize the appearance of Marvin with custom themes and color schemes
Create custom views to organize and display your tasks your way
Create workflows tailored to your specific needs and preferences
Motivation & Habits(5 features)
Daily motivational tips and messages to keep you inspired
Quick wins to boost motivation when motivation dips
Earn points, levels, and rewards to stay motivated and build momentum
Track and maintain habits with progress visualization
Build habits with daily streaks to track consistency and maintain motivation
ADHD & Anti-Overwhelm(3 features)
Hide tasks to reduce anxiety and prevent overwhelm from large task lists
Walk through tasks step-by-step and break through resistance when stuck on a task
Split big tasks into small steps to make them more manageable
Time Management(3 features)
Built-in Pomodoro timers with customizable work and break intervals for timed focused sessions
Track exactly how long you spend on each task for billing, reporting, or understanding productivity patterns
Built-in timers for tracking focused work sessions
Analytics(1 features)
View analytics and insights about your productivity patterns
Cost Calculator
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Build It Yourself
Total Cost Comparison
DIY hosting estimate based on Vercel + Supabase free/pro tiers (~$20/mo). Build time estimated from 46 features at very easy complexity.