Command reference · HELIX Docs

This reference is generated from the command tree that @hypersoniclabs/[email protected] registers, so it lists exactly what that build can do: 47 top-level commands, 248 commands including subcommands.

Your installed build may be newer. helix --help and helix <command> --help are always authoritative for the version you run.

Command	What it does	Subcommands
`helix achievement`	Register and manage a world's achievements (the badges `awardAchievement` and criteria unlocks grant)	4
`helix add-interactable`	Resolve a Marketplace interactable, verify and vendor its bundle, then generate client/server glue
`helix assets`	Discover, install, and generate HELIX platform assets	28
`helix bake-body-regions`	One-off: bake a per-vertex `_REGION` attribute onto a HELIX canonical base body GLB, so a character add-on's hide op can suppress the exact body region it covers with zero extra draw calls (no mesh sp
`helix bake-lighting`	Bake a world's keyframed lighting field from its BUILT bundle (headless, minutes) and point its visual contract at the artifact
`helix balance`	Show your LIX balance: available, held by open jobs, and total
`helix bridge`	Universal, plugin-driven import pipeline for assets, characters, scenes, and engine projects	7
`helix character`	Character asset tools — convert biped GLBs and retarget GLB/FBX animations	9
`helix city`	City pipelines: the neutral city source every importer writes and every generator reads	7
`helix continuum`	Publish exact-CID Packages, Builds, Listings and World Releases through one resumable creator pipeline	15
`helix dev`	Serve a BUILT world under a SIMULATED HELIX shell — offline, no login, no backend.
`helix device`	Create, validate, and simulate GLB-backed HELIX Devices	3
`helix doctor`	Health check: login state + whether the @helix toolchain (CLI/MCP/SDK/manifest) is up to date
`helix export-placement-request`	Export a reserved placement request bound to the final multiplayer bytes; no reservation or publication
`helix gesture`	Gesture (pose-DSL) tools — measure what a clip does to the body without a browser	3
`helix glb`	GLB utilities — inspect and repair a binary glTF before it is published	2
`helix init`	Scaffold a complete, build-ready HELIX Instant world project (or, with --ability, a humanoid-character ability)
`helix install`	Resolve this v0.2 world's system/ability pins, download their code, and write installed.json + helix.lock.json
`helix item`	Package-backed Items, inventory-safe version updates and acquisition routes	10
`helix item-def`	Interactive item definitions — scaffold and validate a descriptor offline, then inspect an existing Package-backed definition	4
`helix jobs`	List your generation jobs with what each one cost — the answer to "what was I charged for?" after a failure
`helix list-abilities`	List the abilities published on HELIX Instant
`helix list-systems`	List the systems published on HELIX Instant
`helix login`	Log in to HELIX (opens your browser); use --token for CI/headless
`helix logout`	Remove the stored client token
`helix look`	Read and save Presets — dressed-character presets (API identifier: build)	2
`helix model`	Build procedural models written as .model.js programs	4
`helix pack`	Locomotion packs — scaffold and validate replacement movement clips offline before sealing an add-on Package	2
`helix placements`	Bake and inspect instanced placements: prototypes, solid records and rule-generated scatter	7
`helix preview-video`	Set (or clear) a world's preview video from a YouTube link
`helix product`	Register world-local consumables, passes and currencies.	4
`helix publish`	Publish a world to HELIX Instant
`helix publish-interactable`	Publish a validator-gated interactable bundle and link its official free Marketplace item
`helix publish-package`	Publish a system / ability / asset-pack bundle (requires an admin account)
`helix scene`	Bring a captured world into the scene sources a HELIX world streams	6
`helix screenshot`	Capture headless screenshots of a built world via its in-page screenshot helper (Playwright)
`helix terrain`	Author the ground a scene world stands on: generate or import a landform, bake its splats, inspect the result	4
`helix thumbnail`	Attach or clear a world's custom thumbnail/preview image (fills the generated-placeholder slot)	2
`helix unreal`	Prepare Unreal 5.8 projects for publishing to HELIX	7
`helix update-interactable`	Re-resolve an installed Marketplace interactable and move its instances to the current bundle in place (same namespace, same placement)
`helix validate`	Validate a world bundle locally (same rules the server enforces)
`helix validate-bundle`	Validate an ability bundle against the frozen ability-v1 contract (the same module the runtime loader runs)
`helix vault`	Discover sealed Continuum Packages — including Presets — through the public Vault catalog	1
`helix vehicle`	Validate and preview a Universal Vehicle before Package publication	10
`helix verify-subpath`	Load a BUILT bundle served from a nested path (the only way a published world is ever served) and fail on a throw, a 404, or a blank render
`helix whoami`	Show the current login status
`helix world`	World tools — create the world's identity before publishing, and measure a built world's geometry as data instead of eyeballing screenshots	11