crystallang/crystal repository overview

⁠Crystal

Crystal⁠ is a general-purpose, object-oriented programming language.

With syntax inspired by Ruby, it is a compiled language with static type-checking, serving both, humans and computers.

⁠Tag scheme

The base docker images provide the Crystal compiler, shards⁠ and all libraries typically needed by the standard library.

• nightly, x, x.y, x.y.z: Ubuntu base image⁠
• nightly-alpine, x-alpine, x.y-alpine, x.y.z-alpine: Alpine Linux base image⁠

Nightly images are built every night from master branch⁠.

Tags with -build suffix additionally include LLVM and other tools necessary for building the compiler itself.

Tags with prefix ci- or suffix -dev are used for internal purposes.

⁠Status of the project

The project is in its 1.X series, check the latest tag. A number of companies⁠ are using it successfully in production.

We are not yet building docker files for ARM devices. You can check 84codes⁠ repo for additional images.

⁠Contributing

Refer to the Contributing Guide⁠ on the source code repository⁠.

⁠Images

The images are created with scripts from https://github.com/crystal-lang/distribution-scripts/tree/master/docker⁠