deno --help

deno --help
deno 1.19.1
A modern JavaScript and TypeScript runtime

Docs: https://deno.land/manual
Modules: https://deno.land/std/ https://deno.land/x/
Bugs: https://github.com/denoland/deno/issues

To start the REPL:

  deno

To execute a script:

  deno run https://deno.land/std/examples/welcome.ts

To evaluate code in the shell:

  deno eval "console.log(30933 + 404)"

USAGE:
    deno [OPTIONS] [SUBCOMMAND]

OPTIONS:
    -h, --help
            Print help information

    -L, --log-level <log-level>
            Set log level

            [possible values: debug, info]

    -q, --quiet
            Suppress diagnostic output
            By default, subcommands print human-readable diagnostic messages to stderr.
            If the flag is set, restrict these messages to errors.

        --unstable
            Enable unstable features and APIs

    -V, --version
            Print version information

SUBCOMMANDS:
    bundle
            Bundle module and dependencies into single file
    cache
            Cache the dependencies
    compile
            UNSTABLE: Compile the script into a self contained executable
    completions
            Generate shell completions
    coverage
            Print coverage reports
    doc
            Show documentation for a module
    eval
            Eval script
    fmt
            Format source files
    help
            Print this message or the help of the given subcommand(s)
    info
            Show info about cache or info related to source file
    install
            Install script as an executable
    lint
            Lint source files
    lsp
            Start the language server
    repl
            Read Eval Print Loop
    run
            Run a JavaScript or TypeScript program
    test
            Run tests
    types
            Print runtime TypeScript declarations
    uninstall
            Uninstall a script previously installed with deno install
    upgrade
            Upgrade deno executable to given version
    vendor
            Vendor remote modules into a local directory

ENVIRONMENT VARIABLES:
    DENO_AUTH_TOKENS     A semi-colon separated list of bearer tokens and
                         hostnames to use when fetching remote modules from
                         private repositories
                         (e.g. "[email protected];[email protected]")
    DENO_TLS_CA_STORE    Comma-separated list of order dependent certificate stores
                         (system, mozilla)
                         (defaults to mozilla)
    DENO_CERT            Load certificate authority from PEM encoded file
    DENO_DIR             Set the cache directory
    DENO_INSTALL_ROOT    Set deno install's output directory
                         (defaults to $HOME/.deno/bin)
    DENO_WEBGPU_TRACE    Directory to use for wgpu traces
    HTTP_PROXY           Proxy address for HTTP requests
                         (module downloads, fetch)
    HTTPS_PROXY          Proxy address for HTTPS requests
                         (module downloads, fetch)
    NO_COLOR             Set to disable color
    NO_PROXY             Comma-separated list of hosts which do not use a proxy
                         (module downloads, fetch)

See also

• Deno, deno run, deno info, deno lint, deno fmt, deno --help