A community-focused survival shooter built for Reddit's Devvit platform. Defend against endless waves of vampires while competing with your subreddit and squad for glory.

Built for the Reddit x Kiro Hackathon 2025

Most games just post on Reddit and hope for upvotes. Stack Shooter is designed for Reddit's community structure - your subreddit membership actually matters.

• Vampire Survivors-Style Action: Top-down shooter with wave-based progression
• 4 Difficulty Modes: Easy, Normal, Hard, Nightmare
• 6 Upgrade Paths: Vitality, Firepower, Rapid Fire, Agility, Quick Dash, Piercing Shots
• Mobile-First Design: Touch controls, virtual joystick, optimized for phones
• Tutorial Mode: Interactive onboarding for new players

🏆 4 Leaderboard Types

• Global: Compete with everyone worldwide
• Subreddit: r/gaming vs r/indiegaming - community pride
• Daily: Resets every 24 hours - fresh competition
• Weekly: Consistent performance over time

👥 Squad System

• Create or join squads (teams within your subreddit)
• Individual scores combine into squad totals
• Squad vs squad competition
• Team leaderboards

🎯 Daily Challenges

• Same modifiers for everyone each day
• 8 unique challenge types (Speed Demons, The Horde, Tank Mode, etc.)
• Creates shared experiences to discuss in comments
• Challenge-specific leaderboards

� CommunDity Stats

• Track collective achievements
• Total vampires killed across all players
• Total battles fought
• Subreddit vs subreddit competition

• Async Multiplayer: Play anytime, score still counts
• No Lag: No servers, no battery drain
• Mobile Perfect: Works great on phones where Reddit users browse
• Community Identity: Subreddit leaderboards create pride and rivalry
• Emergent Behavior: Squads form tournaments, subreddits coordinate challenges

• Desktop: WASD/Arrows to move, Mouse to aim, Click to shoot, Spacebar to dash
• Mobile: Virtual joystick to move, Tap to shoot, Dash button

1. Select difficulty or try tutorial
2. Survive waves of vampires
3. Unlock upgrades every 3 waves
4. Your score goes to your squad and subreddit
5. Compete on 4 different leaderboards
6. Try daily challenges for shared competition

• Use dash strategically when surrounded
• Keep moving to avoid getting cornered
• Balance offensive and defensive upgrades
• Join a squad to compete as a team
• Try daily challenges for variety

• Devvit: Reddit's developer platform
• React: Frontend UI
• TypeScript: Type-safe development
• Vite: Build tool
• Express: Backend API
• Redis: Data persistence (via Devvit)

• Node.js 22+ installed
• Reddit account
• Devvit CLI

1. Clone the repository

git clone https://github.com/Lycan-Xx/stack-shooter-reddit.git
cd stack-shooter-reddit

2. Install dependencies

npm install

3. Login to Devvit

npm run login

4. Start development server

npm run dev

This will:

• Build client and server
• Start Devvit playtest
• Provide a Reddit URL to test your app

npm run dev          # Development with live reload
npm run build        # Build for production
npm run deploy       # Upload to Reddit
npm run launch       # Publish for review
npm run check        # Type check, lint, format
npm run login        # Login to Devvit CLI

stack-shooter/
├── src/
│   ├── client/          # React frontend
│   │   ├── components/  # UI components
│   │   ├── hooks/       # Custom React hooks
│   │   ├── lib/         # Game logic
│   │   └── main.jsx     # Entry point
│   ├── server/          # Express backend
│   │   ├── core/        # Business logic
│   │   │   ├── leaderboard.ts
│   │   │   ├── challenges.ts
│   │   │   └── squads.ts
│   │   └── index.ts     # API endpoints
│   └── shared/          # Shared types
│       └── types/
│           └── api.ts   # Type definitions
├── docs/                # Documentation
│   ├── hackathon/       # Hackathon submission docs
│   └── development/     # Development phase docs
├── .kiro/               # Kiro AI configuration
│   ├── hooks/           # Custom automation hooks
│   └── steering/        # Best practice guides
└── devvit.json          # Devvit configuration

This project was built for the Reddit x Kiro Hackathon 2025 (October 13-29, 2025).

• Community Play: Squad system, daily challenges, 4 leaderboard types
• Best Kiro Developer Experience: 60+ hours of deliberate development with Kiro

• ✅ Custom first screen with community stats
• ✅ Subreddit-specific leaderboards (unique!)
• ✅ Squad system for team competition
• ✅ Daily challenges with 8 modifiers
• ✅ Async multiplayer perfect for mobile
• ✅ Clean, type-safe architecture
• ✅ Comprehensive documentation

• Kiro Development Experience: docs/hackathon/KIRO_DEVELOPMENT_EXPERIENCE.md
• Hackathon Readiness: docs/hackathon/HACKATHON_READINESS.md
• Video Script: docs/hackathon/FINAL_VIDEO_SCRIPT.md
• Phase Documentation: docs/development/PHASE*.md

This project was built using Kiro AI as a conversational development partner over 60+ hours.

• Custom Hooks: Auto-commit messages, README updates, splash screen generation
• Steering Files: Best practices, API patterns, refactoring checklists
• Phased Development: PHASE1 (cleanup), PHASE2 (leaderboards), PHASE3 (challenges)

• Used Kiro conversationally to discuss problems and solutions
• Created custom automation for workflow efficiency
• Documented journey in phases for clarity
• Built deliberately, understanding every architectural decision

See docs/hackathon/KIRO_DEVELOPMENT_EXPERIENCE.md for full details.

• 4 difficulty modes
• 6 upgrade paths with multiple levels
• Wave-based progression
• Dash mechanic with energy management
• Tutorial mode
• Mobile touch controls
• Particle effects and visual polish

• Global leaderboard
• Subreddit-specific leaderboards
• Daily leaderboards
• Weekly leaderboards
• Squad creation and management
• Squad leaderboards
• Daily challenges with 8 modifiers
• Community statistics
• Personal statistics

• Type-safe client-server communication
• Responsive design (mobile/tablet/desktop)
• Redis data persistence
• Clean, modular architecture
• Zero compilation errors
• Comprehensive documentation

BSD-3-Clause License - See LICENSE file for details.

This project was built for a hackathon and is primarily for demonstration purposes. However, if you'd like to contribute:

1. Fork the repository
2. Create a feature branch
3. Make your changes
4. Submit a pull request

• Repository: https://github.com/Lycan-Xx/stack-shooter-reddit.git
• Devvit Platform: https://developers.reddit.com/
• Kiro AI: https://kiro.ai/

Built by Lycan-Xx for the Reddit x Kiro Hackathon 2025.

• Email: [email protected]
• GitHub: @Lycan-Xx

Stack Shooter: Where your subreddit membership actually matters. 🧛‍♂️🎮