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hyperframes/packages/cli/README.md
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JamesandClaude Opus 4.6 31aa45ba3a docs: update CLI docs for dev server, version checks, and --port flag
- Document the three dev server modes (embedded/local studio/monorepo)
- Add --port flag to dev command
- Document _meta envelope on all --json commands
- Document upgrade --check --json for agent consumption
- Document passive update notices and HYPERFRAMES_NO_UPDATE_CHECK
- Update doctor output example with Version check row
- Fix README default port from 3000 to 3002

Co-Authored-By: Claude Opus 4.6 (1M context) <noreply@anthropic.com>
2026-03-27 01:44:28 +00:00

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# hyperframes
CLI for creating, previewing, and rendering HTML video compositions.
## Install
```bash
npm install -g hyperframes
```
Or use directly with npx:
```bash
npx hyperframes <command>
```
**Requirements:** Node.js >= 22, FFmpeg
## Commands
### `init`
Scaffold a new Hyperframes project from a template:
```bash
npx hyperframes init my-video
cd my-video
```
### `dev`
Start the live preview studio in your browser:
```bash
npx hyperframes dev
# Studio running at http://localhost:3002
npx hyperframes dev --port 4567
```
### `render`
Render a composition to MP4:
```bash
npx hyperframes render ./my-composition.html -o output.mp4
```
### `lint`
Validate your Hyperframes HTML:
```bash
npx hyperframes lint ./my-composition.html
```
### `compositions`
List compositions found in the current project:
```bash
npx hyperframes compositions
```
### `benchmark`
Run rendering benchmarks:
```bash
npx hyperframes benchmark ./my-composition.html
```
### `doctor`
Check your environment for required dependencies (Chrome, FFmpeg, Node.js):
```bash
npx hyperframes doctor
```
### `browser`
Manage the bundled Chrome/Chromium installation:
```bash
npx hyperframes browser
```
### `info`
Print version and environment info:
```bash
npx hyperframes info
```
### `docs`
Open the documentation in your browser:
```bash
npx hyperframes docs
```
### `upgrade`
Check for updates and show upgrade instructions:
```bash
npx hyperframes upgrade
npx hyperframes upgrade --check --json # machine-readable for agents
```
## Documentation
Full documentation: [hyperframes.heygen.com/packages/cli](https://hyperframes.heygen.com/packages/cli)
## Related packages
- [`@hyperframes/core`](../core) — types, parsers, frame adapters
- [`@hyperframes/engine`](../engine) — rendering engine
- [`@hyperframes/producer`](../producer) — render pipeline
- [`@hyperframes/studio`](../studio) — composition editor UI