## Synopsis
`ceylon --version`
`ceylon [--stacktraces] [--] <command> [<command‑options...>] [<command‑args...>]`

## Description
If `--version` is present, print version information and exit. Otherwise `<tool-arguments>` should begin with the name of a ceylon tool. The named tool is loaded and configured with the remaining command line arguments and control passes to that tool. `all` - Compiles ceylon modules for JVM and JS and documents them `build` - Runs your ceylon.build script `classpath` - Prints a classpath suitable for passing to Java tools to run a given Ceylon module `compile` - Compiles Ceylon and Java source code and directly produces module and source archives in a module repository. `compile-js` - Compiles Ceylon source code to JavaScript and directly produces module and source archives in a module repository `config` - Manages Ceylon configuration files `copy` - Copies modules from one module repository to another `doc` - Generates Ceylon API documentation from Ceylon source files `doc-tool` - Generates documentation about a tool `format` - format Ceylon source code `help` - Displays help information about other Ceylon tools `import-jar` - Imports a jar file into a Ceylon module repository `info` - Prints information about modules in repositories `new` - Generates a new Ceylon project `plugin` - Manages Ceylon command-line plugins `run` - Executes a Ceylon program `run-js` - Executes a Ceylon program `src` - Fetches source archives from a repository and extracts their contents into a source directory `test` - Executes tests `test-js` - Executes tests `version` - Shows and updates version numbers in module descriptors See `ceylon help <command>` for more information about a particular subcommand.

## Options
`--stacktraces` | If an error propagates to the top level tool, print its stack trace.
`--version`, `-v` | Print version information and exit, ignoring all other options and arguments.