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CLI reference

Use klack after a release installation. From a source checkout, prefix the same commands with pnpm.

CommandDescription
klack statusPrint the app path, Klack state, and detected Slack version.
klack installInstall or refresh the bootstrap and generated preload.
klack uninstallRemove Klack and restore Slack’s original application resources.

Options

OptionDescription
--app <path>Operate on a Slack app other than /Applications/Slack.app.
--no-resignSkip macOS ad-hoc signing. The changed app will not launch until it is signed.
-h, --helpPrint command usage.

Launch without injection

To start through the installed bootstrap without Klack’s renderer or local plugins, pass --klack-vanilla directly to Slack:

/Applications/Slack.app/Contents/MacOS/Slack --klack-vanilla