package spin

  1. Overview
  2. Docs
Project scaffolding tool and set of templates for Reason and OCaml






0.5.1 - 2020-03-17


  • Add versionning for the official templates to ensure updates on the templates don't break old version of Spin.

  • Sort spin ls result by name.


  • Rename react to bs-react. All the upcoming Bucklescript templates will be prefixed by bs-.

  • Add a lib template that is releasable on Opam.

  • Make the cli and ppx templates releasable on Opam.

  • Add support for Alcotest as an alternative to Rely in the native templates.

  • Add support for Opam as an alternative to Esy in the native templates.

  • Stop using Pesy and the dune files manually in each sub-directories.

  • Move the test_runner to a subdirectory support in test.

  • Extract the Contributing section of the README to a file.

  • Add a file that complies with dune-release requirements.

  • Use dune-release in the release scripts.

  • Remove homebrew Formula from the cli template that was a bad practice and didn’t allow users to update the generated projects.

  • Enable Windows in CI/CD of generated projects

0.5.0 - 2020-03-07


  • Before generating a template, Spin will check if the user has all the dependencies installed and exit gracefully if not. (by @citizen428)

  • Add a condition field in the postinstall stanza for the templates.


  • Print a warning when the update of the official templates failed, but continue the execution.

  • Do not update the official templates when running new with a local path or a git repository.

  • Remove some runtime dependencies to reduce Spin's binary size.


  • Trying to generate a file that already exists now raises an error instead of overwritting the file.

  • Fix to output a proper message when no generator exist for the current project.

  • Exit gracefully when failing to download a git repository or the initial templates for the first time. (by @citizen428)

0.4.8 - 2020-01-14


  • Support user configuration file that stores general configuration such as the user's name, Github username, etc.

  • Provide a config subcommand that can be used to change the user configuration.

  • The generators can now print a message when the generation succeeds with the message stanza.

0.4.7 - 2020-01-13


  • post_install stanza to run commands after installing a template now supports the working_dir stanza. The command will be executed in the given working directory.


  • Removed unused starting_command stanza.

  • Removed unused tutorial stanza.


  • Failure to parse a template file now prints an error with the file that cannot be parsed.

0.4.6 - 2020-01-11


  • Redirect stderr to dev null when calling git commands.


  • Fix a wrong exit code when calling a generator that does not exist.

  • Rename Homebrew formula to prevent duplication with existing spin formula.

  • Fix installation from NPM using yarn

~~0.4.5 - 2020-01-11~~

This release has been unpublished.

~~0.4.4 - 2020-01-11~~

This release has been unpublished.

~~0.4.3 - 2020-01-11~~

This release has been unpublished.

0.4.2 - 2020-01-06


  • Fix release artifacts on linux that was using darwin binaries.

0.4.1 - 2020-01-04


  • Use master branch of spin-templates.

  • The template argument in spin new is not required. To use the minimal template, you can run spin new native.


  • Use HTTPS instead of SSH to clone spin-templates.

  • Remove duplicated git clone logs.

0.4.0 - 2020-01-02


  • Create new projects from official templates with spin new TEMPLATE.

  • Create new projects from git repositories with spin new TEMPLATE.

  • Create new minimal projects with spin new when no argument is provided.

  • Generate new modules in existing Spin projects with spin gen [GENERATOR].

  • List existing official templates with spin ls.

  • Install with Homebrew.

  • Install with a bash script.