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crystal-lang

Use this skill when working with the Crystal programming language. Crystal is a statically-typed, compiled language with Ruby-like syntax. It features type inference, null safety, macros, and compiles to efficient native code. Use for understanding Crystal's standard library, syntax, semantics, concurrency model, and FFI bindings.

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watzon
Updated 1/17/2026
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quick start

Installation and usage

Use this skill when working with the Crystal programming language. Crystal is a statically-typed, compiled language with Ruby-like syntax. It features type inference, null safety, macros, and compiles to efficient native code. Use for understanding Crystal's standard library, syntax, semantics, concurrency model, and FFI bindings.

Installation
$ install --globalskills.sh
Usage

Once installed, you can use this skill by running the following command in your terminal:

skills use crystal-lang