smartvideo

CLI for creating, previewing, and rendering HTML video compositions.

Install

npm install -g smartvideo

Or use directly with npx:

npx smartvideo <command>

Requirements: Node.js >= 22, FFmpeg

Commands

init

Scaffold a new SmartVideo project from a template:

npx smartvideo init my-video
cd my-video

preview

Start the live preview studio in your browser:

npx smartvideo preview
# Studio running at http://localhost:3002

npx smartvideo preview --port 4567

render

Render a composition to MP4:

npx smartvideo render ./my-composition.html -o output.mp4

lint

Validate your SmartVideo HTML:

npx smartvideo lint ./my-composition
npx smartvideo lint ./my-composition --json      # JSON output for CI/tooling
npx smartvideo lint ./my-composition --verbose   # Include info-level findings

By default only errors and warnings are shown. Use --verbose to also display informational findings (e.g., external script dependency notices). Use --json for machine-readable output with errorCount, warningCount, infoCount, and a findings array.

compositions

List compositions found in the current project:

npx smartvideo compositions

benchmark

Run rendering benchmarks:

npx smartvideo benchmark ./my-composition.html

doctor

Check your environment for required dependencies (Chrome, FFmpeg, Node.js):

npx smartvideo doctor

browser

Manage the bundled Chrome/Chromium installation:

npx smartvideo browser

info

Print version and environment info:

npx smartvideo info

docs

Open the documentation in your browser:

npx smartvideo docs

upgrade

Check for updates and show upgrade instructions:

npx smartvideo upgrade
npx smartvideo upgrade --check --json  # machine-readable for agents

Documentation

Full documentation: CLI reference

Related packages

• @smartvideo/core — types, parsers, frame adapters
• @smartvideo/engine — rendering engine
• @smartvideo/producer — render pipeline
• @smartvideo/studio — composition editor UI