David Weng
Developer & designer in Vancouver. Building open-source tools.
Open Source
OpenKara
★ 5Open-source desktop karaoke app. Transforms your local music library into sing-along tracks with on-device AI stem separation (Demucs v4) and synced lyrics.
Tauri 2
Rust
React 19
TypeScript
ONNX Runtime
View on GitHub →
Releases
More projects on GitHub.
Video Work
ExpertLink
Promo video for AI-driven expert matching platform. Code-first motion design with Remotion.
OpenKara Promo
Product showcase video. 60-second cut with UI recordings and animated typography.
All videos built with Remotion — code-first motion graphics, no After Effects.
Connect