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miga-heygenandMiguel Ángel
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* chore: release v0.8.42 - Studio preview works for projects whose path has non-Latin-1 characters (#3982) - Studio render downloads use RFC 6266 headers for non-Latin-1 filenames (#3984) - check --json reports HDR auto-promotion; render prints one warning (#3985) - Forced --sdr renders tone-map HDR sources before extraction (#3981) - Render/preview workers no longer survive as orphans after Ctrl-C or parent exit; cancellation reaches final artifact promotion; HYPERFRAMES_RENDER_DETACHED=1 for intentionally detached renders (#3974) - HDR preflight test coverage for held tails (#3963) Co-Authored-By: Miguel Ángel <miguel.sierra@heygen.com> * chore: release v0.8.42 notes — name the #3982 symptom and scope - #3982 entry: a Studio preview server crash for compositions whose file path has non-Latin-1 characters (the project directory is not involved) Co-Authored-By: Miguel Ángel <miguel.sierra@heygen.com> * chore: release v0.8.42 notes — name the #3982 symptom - #3982 entry: the uncaught ETag TypeError took the preview server down, so call it a Studio preview server crash rather than a preview failure Co-Authored-By: Miguel Ángel <miguel.sierra@heygen.com> --------- Co-authored-by: Miguel Ángel <miguel.sierra@heygen.com>
@hyperframes/studio
Browser-based composition editor UI for Hyperframes. Provides a visual timeline, code editor, and live preview for building video compositions.
Install
npm install @hyperframes/studio
What it does
The studio is a React application with:
- Visual timeline — drag, resize, and arrange elements on tracks
- Code editor — edit HTML and GSAP scripts with CodeMirror (syntax highlighting, autocomplete)
- Live preview — see changes in real time as you edit
- Composition inspector — view and modify element properties
Development
The studio is embedded in the hyperframes preview command. To develop the studio UI itself:
cd packages/studio
bun run dev # Start Vite dev server
bun run build # Build for production
bun run typecheck # Type-check
Tech stack
- React 19, Zustand 4/5 (state management; development uses Zustand 5)
- CodeMirror 6 (editor)
- Tailwind CSS (styling)
- Vite (bundler)
- Phosphor Icons
Documentation
Full documentation: hyperframes.heygen.com/packages/studio
Related packages
@hyperframes/core— types and parsers used by the editorhyperframes— CLI that serves the studio viahyperframes preview