Provided by: yarnpkg_4.0.2+dfsg-3_all 
NAME
yarn - Yarn: Fast, reliable, and secure dependency management
DESCRIPTION
Yarn Package Manager - 4.0.1
yarn <command>
General commands
yarn add [--json] [-F,--fixed] [-E,--exact] [-T,--tilde] [-C,--caret] [-D,--dev]
[-P,--peer] [-O,--optional] [--prefer-dev] [-i,--interactive] [--cached] [--mode
#0] ...
add dependencies to the project
yarn bin [-v,--verbose] [--json] [name]
get the path to a binary script
yarn cache clean [--mirror] [--all]
remove the shared cache files
yarn config [--no-defaults] [--json] ...
display the current configuration
yarn config get [--why] [--json] [--no-redacted] <name>
read a configuration settings
yarn config set [--json] [-H,--home] <name> <value>
change a configuration settings
yarn config unset [-H,--home] <name>
unset a configuration setting
yarn dedupe [-s,--strategy #0] [-c,--check] [--json] [--mode #0] ...
deduplicate dependencies with overlapping ranges
yarn dlx [-p,--package #0] [-q,--quiet] <command> ...
run a package in a temporary environment
yarn exec <commandName> ...
execute a shell script
yarn explain [--json] [code]
explain an error code
yarn explain peer-requirements [hash]
explain a set of peer requirements
yarn info [-A,--all] [-R,--recursive] [-X,--extra #0] [--cache] [--dependents]
[--manifest] [--name-only] [--virtuals] [--json] ...
see information related to packages
yarn init [-p,--private] [-w,--workspace] [-i,--install] [-n,--name #0]
create a new package
yarn install [--json] [--immutable] [--immutable-cache] [--refresh-lockfile]
[--check-cache] [--check-resolutions] [--inline-builds] [--mode #0]
install the project dependencies
yarn link [-A,--all] [-p,--private] [-r,--relative] ...
connect the local project to another one
yarn node ...
run node with the hook already setup
yarn npm audit [-A,--all] [-R,--recursive] [--environment #0] [--json]
[--no-deprecations] [--severity #0] [--exclude #0] [--ignore #0]
perform a vulnerability audit against the installed packages
yarn pack [--install-if-needed] [-n,--dry-run] [--json] [-o,--out #0]
generate a tarball from the active workspace
yarn patch [-u,--update] [--json] <package>
prepare a package for patching
yarn patch-commit [-s,--save] <patchFolder>
generate a patch out of a directory
yarn rebuild ...
rebuild the project's native packages
yarn remove [-A,--all] [--mode #0] ...
remove dependencies from the project
yarn run [--inspect] [--inspect-brk] [-T,--top-level] [-B,--binaries-only]
[--require #0] <scriptName> ...
run a script defined in the package.json
yarn set resolution [-s,--save] <descriptor> <resolution>
enforce a package resolution
yarn set version [--yarn-path] [--only-if-needed] <version>
lock the Yarn version used by the project
yarn set version from sources [--path #0] [--repository #0] [--branch #0] [--plugin
#0] [-n,--dry-run] [--no-minify] [-f,--force] [--skip-plugins]
build Yarn from master
yarn stage [-c,--commit] [-r,--reset] [-n,--dry-run]
add all yarn files to your vcs
yarn unlink [-A,--all] ...
disconnect the local project from another one
yarn unplug [-A,--all] [-R,--recursive] [--json] ...
force the unpacking of a list of packages
yarn up [-i,--interactive] [-F,--fixed] [-E,--exact] [-T,--tilde] [-C,--caret]
[-R,--recursive] [--mode #0] ...
upgrade dependencies across the project
yarn why [-R,--recursive] [--json] [--peers] <package>
display the reason why a package is needed
Constraints-related commands
yarn constraints [--fix] [--json]
check that the project constraints are met
yarn constraints query [--json] <query>
query the constraints fact database
yarn constraints source [-v,--verbose]
print the source code for the constraints
Interactive commands
yarn search
open the search interface
yarn upgrade-interactive
open the upgrade interface
Npm-related commands
yarn npm info [-f,--fields #0] [--json] ...
show information about a package
yarn npm login [-s,--scope #0] [--publish] [--always-auth]
store new login info to access the npm registry
yarn npm logout [-s,--scope #0] [--publish] [-A,--all]
logout of the npm registry
yarn npm publish [--access #0] [--tag #0] [--tolerate-republish] [--otp #0]
publish the active workspace to the npm registry
yarn npm tag add <package> <tag>
add a tag for a specific version of a package
yarn npm tag list [--json] [package]
list all dist-tags of a package
yarn npm tag remove <package> <tag>
remove a tag from a package
yarn npm whoami [-s,--scope #0] [--publish]
display the name of the authenticated user
Plugin-related commands
yarn plugin check [--json]
find all third-party plugins that differ from their own spec
yarn plugin import [--checksum] <name>
download a plugin
yarn plugin import from sources [--path #0] [--repository #0] [--branch #0]
[--no-minify] [-f,--force] <name>
build a plugin from sources
yarn plugin list [--json]
list the available official plugins
yarn plugin remove <name>
remove a plugin
yarn plugin runtime [--json]
list the active plugins
Release-related commands
yarn version [-d,--deferred] [-i,--immediate] <strategy>
apply a new version to the current package
yarn version apply [--all] [--dry-run] [--prerelease] [-R,--recursive] [--json]
apply all the deferred version bumps at once
yarn version check [-i,--interactive]
check that all the relevant packages have been bumped
Workspace-related commands
yarn workspace <workspaceName> <commandName> ...
run a command within the specified workspace
yarn workspaces focus [--json] [--production] [-A,--all] ...
install a single workspace and its dependencies
yarn workspaces foreach [--from #0] [-A,--all] [-R,--recursive] [-W,--worktree]
[-v,--verbose] [-p,--parallel] [-i,--interlaced] [-j,--jobs #0] [-t,--topological]
[--topological-dev] [--include #0] [--exclude #0] [--no-private] [--since]
[-n,--dry-run] <commandName> ...
run a command on all workspaces
yarn workspaces list [--since] [-R,--recursive] [--no-private] [-v,--verbose]
[--json]
list all available workspaces
You can also print more details about any of these commands by calling them with the
`-h,--help` flag right after the command name.