Can this skill be used for 3D coordinate systems?

While the pattern is optimized for 2D, it can be extended to 3D by adding a third integer to the coordinate tuples and expanding the direction vectors accordingly.

When should I avoid using this grid pattern?

Avoid this pattern for dense matrices where every cell is populated and you require heavy mathematical operations; in those cases, NumPy arrays are more performant.

Is this skill useful for game development?

Absolutely. It is specifically designed for tile-based maps, level editors, board game logic, and procedural generation where spatial relationships are key.

Why use a dictionary instead of a 2D array?

Dictionary-based grids are more memory-efficient when only a fraction of cells are occupied. They allow for easier coordinate-based lookups and avoid boundary errors common in nested lists.

Norvig Grid & Maze Solver

Name: Norvig Grid & Maze Solver
Author: jimmc414

byjimmc414

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Game Development

Implements elegant dictionary-based coordinate patterns for solving complex 2D grid problems and spatial simulations.

This skill leverages Peter Norvig's sparse grid pattern, representing 2D environments as dictionaries of coordinate-to-content mappings rather than dense nested arrays. By treating grids as hashable tuples, it enables memory-efficient pathfinding, cellular automata like Conway’s Game of Life, and complex board game logic. It provides Claude with standardized methods for neighbor detection, direction vectors, and set operations, making it ideal for spatial algorithms where readability and performance are critical.

Key Features

01Efficient neighbor detection for 4-way and 8-way connectivity

02Memory-efficient processing of large, sparsely populated maps

03Standardized direction vectors for movement and spatial logic

04Optimized handling of cellular automata and flood-fill algorithms

05Sparse grid representation using dictionary-based coordinate mapping

061 GitHub stars

Use Cases

01Developing logic for board games like Chess, Go, or Tic-Tac-Toe

02Pathfinding and maze generation for tile-based games

03Simulating cellular automata and spatial data models

What are Skills?·How to Install

Install with 🐟 Skill.Fish

npx skillfish add jimmc414/claude-code-plugin-marketplace solve-grid-maze

For use in Claude.ai and ChatGPT

Download Skill