A cross-platform desktop IDE for santa-lang, a functional programming language designed for solving Advent of Code puzzles.

Built to provide a controlled environment for writing and testing AoC solutions, while exploring the different backend implementations (reindeer) available for santa-lang.

brew install eddmann/tap/santa-lang-workbench

Download the latest release from GitHub Releases:

• macOS: .dmg (Intel and Apple Silicon)
• Linux: .deb and .AppImage

Run solutions with real-time output	Run tests with expected values
Integrated AoC puzzle descriptions	Compare performance across reindeer

Settings

Theme and AoC session configuration	Manage installed reindeer
Code formatting with Tinsel	Download new reindeer versions

• Run Solutions - Execute santa-lang code with real-time streaming output showing progress as each part runs
• Multiple Reindeer - Download and manage multiple backend implementations, switch between them instantly
• AoC Integration - Auto-detects read("aoc://YEAR/DAY") patterns in your code and fetches puzzle descriptions and inputs using your session token
• Comparative Testing - Run the same code on multiple reindeer simultaneously, comparing execution times side-by-side with performance charts
• Code Formatting - Built-in formatting via santa-lang Tinsel
• Modern Editor - Monaco editor with syntax highlighting, multiple tabs, and dark themes

• Frontend: React 19, Redux Toolkit, TailwindCSS v4, Monaco Editor
• Backend: Tauri 2.0, Rust
• Build: Vite, Bun, TypeScript

• Bun - JavaScript runtime and package manager
• Rust - For the Tauri backend

• santa-lang - The language documentation
• santa-lang Tinsel - Code formatter

MIT License - see LICENSE for details.