Stillwater Documentation

Stillwater is a Rust library for pragmatic functional programming focused on validation and effect composition.

Start Here

• User Guide - Progressive tutorials for core concepts and patterns
• Patterns - Recipes for common validation and effect workflows
• FAQ - Answers to common questions
• Migration Guide - Upgrade notes for breaking changes
• Comparison - How Stillwater compares to related libraries

Core Chapters

• Semigroup
• Validation
• Effects
• Error Context
• IO Module
• Try Trait
• Compile-Time Resource Tracking