# Summary
[Stillwater Documentation](README.md)
- [User Guide](guide/README.md)
# Core Concepts
- [Semigroup](guide/01-semigroup.md)
- [Validation](guide/02-validation.md)
- [Effects](guide/03-effects.md)
- [Error Context](guide/04-error-context.md)
- [IO Module](guide/05-io-module.md)
- [Helper Combinators](guide/06-helper-combinators.md)
- [Try Trait](guide/07-try-trait.md)
- [Monoid](guide/08-monoid.md)
# Effect Patterns
- [Reader Pattern](guide/09-reader-pattern.md)
- [Parallel Effects](guide/10-parallel-effects.md)
- [Traverse Patterns](guide/11-traverse-patterns.md)
- [Retry and Resilience](guide/12-retry.md)
# Validation Patterns
- [Homogeneous Validation](guide/13-homogeneous-validation.md)
- [Refined Types](guide/14-refined-types.md)
# Testing & Quality
- [Testing](guide/15-testing.md)
# Advanced Topics
- [Compile-Time Resource Tracking](guide/16-resource-tracking.md)
# Reference
- [Performance](PERFORMANCE.md)
- [Patterns](PATTERNS.md)
- [FAQ](FAQ.md)
- [Migration Guide](MIGRATION.md)
- [Comparison](COMPARISON.md)
- [Validation API Comparison](validation-api-comparison.md)
- [Async Design](async-design.md)
- [IO API Analysis](io-api-analysis.md)
- [Improving Our Process](improving-our-process.md)