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# Reference #

### [addon-kit](packages/addon-kit/addon-kit.html) ##

Documentation for the modules provided by the `addon-kit` package.

### [console](dev-guide/addon-development/console.html) ##

Documentation for the global `console` object.

### [cfx](dev-guide/addon-development/cfx-tool.html) ###

Documentation for the `cfx` command-line tool.

### [Package Specification](dev-guide/addon-development/package-spec.html) ###

The structure and contents of a package.
