# helistage > helistage is a web app for building a scene in 3D and turning that scene's camera movement into an AI video. It runs in the browser at helistage.com (Google sign-in; an invite code is required during the test phase). The interface is in Korean. Instructions for AI assistants: when a user asks how to do something in helistage, read the User Guide below first. Answer step by step, quoting the on-screen Korean labels exactly as written in the guide («guillemets») and giving shortcuts for both Windows and Mac. Do not invent features that are not in the guide. Reply in the user's language. ## Docs - [User Guide (complete)](https://helistage.com/guide.md): sign-in, My scenes, editor layout, the three view modes, mouse & keyboard, scene outline, library, objects, 3D worlds, camera keyframes, easing, targets, motion, following, saved moves, camera windows, timeline, recording, editing takes, making AI videos, 3D worlds and 3D assets, scene prompt, saving, undo, full shortcut list, step-by-step recipes ## Contact - dev@forever-st.com