N Version Workflow
This generates multiple independent implementations of the same feature and picks the best one through systematic comparison. You'd use it for authentication systems, critical algorithms, or high-risk refactors where bugs are expensive. It spawns N parallel Claude instances with different personality profiles (conservative, minimalist, performance-focused), runs them in isolation, then evaluates everything against correctness, security, and simplicity criteria. The comparison matrix approach is solid, and it can synthesize hybrids if two versions have complementary strengths. Obviously costs N times the tokens, so it's overkill for CRUD operations, but for security-critical code where you want multiple independent perspectives before committing, the approach makes sense.
- skills.sh installs
- 134
- GitHub stars
- 76
- last updated
- Aug 21, 2026
Install
$ npx -y skills add rysweet/amplihack --skill n-version-workflow --agent claude-codeInstalls into .claude/skills of the current project.
Files
N-Version Programming Workflow Skill
Purpose
Execute N-version programming workflow for critical implementations where multiple independent solutions should be generated and compared to select the best approach.
When to Use This Skill
USE FOR:
- Critical security features (authentication, authorization)
- Complex algorithms with multiple valid approaches
- High-risk refactoring of core components
- Architecture decisions with significant long-term impact
- When correctness is paramount over speed
AVOID FOR:
- Simple CRUD operations
- Straightforward bug fixes
- Documentation updates
- Minor UI tweaks
- Time-sensitive quick fixes
Configuration
Core Parameters
N (Number of Versions):
3- Default for standard tasks4-6- Critical features requiring high confidence2- Quick validation of approach
Selection Criteria (priority order):
- Correctness - Meets requirements and passes tests
- Security - No vulnerabilities or anti-patterns
- Simplicity - Ruthless simplicity, minimal complexity
- Philosophy Compliance - Follows project principles
- Performance - Efficiency and resource usage
Agent Diversity Profiles:
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- Repository
- github.com/rysweet/amplihack
- Categories
- Release Management, Automation & Workflows
- First seen
- Jun 3, 2026
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