FreeMotion
Browser-based Remotion editor with site scraping record
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Hello HN,I’ve been experimenting with the recent Remotion + Claude Code workflow. While generating video code with LLMs is impressive, the feedback loop felt broken to me. You have to prompt, copy code, set up a local Node environment, install dependencies, and run ffmpeg just to see a 5-second preview.I built FreeMotion (https://freemotion.dev) to move this entire workflow into the browser.It is a free, online editor specifically designed to close the loop between "Prompting" and "Rendering".The core problems I tried to solve:Environment Friction: Running Remotion locally requires setup. I wanted a zero-config, "paste and play" environment directly in the browser.The "Generic" Look: LLMs usually generate generic CSS. I built a scraper that extracts computed styles from your live website URL so the video inherits your brand identity automatically.Asset Management: Instead of juggling OBS or local screenshots, I integrated a recorder/snapshot tool directly into the editor to feed assets to the video.How it works:It runs a web-based player for Remotion.The "Agentic" aspect: It generates optimized system prompts for you to feed Claude/LLMs, ensuring the output code is compatible with the web player.Styling: It injects your site's color palette and fonts into the React components dynamically.It’s completely free to use. I built this to make the "text-to-video-code" workflow actually usable for quick iterations.I’d love to hear your feedback on the CSS extraction accuracy and the editor performance.
HN · launched Jan 23, 2026 · 8 upvotes (top 58%) · 1 view
Niche: video editing software · 283 launches, 32 in the last 7 days ▼ -22% · Explore this niche →
Category and tags
- Media & entertainment
- Content generation
- Prosumer
- Not AI
- Commercial product
Visit website ↗ Source listing ↗
More like this: all 283 launches in video editing software →
Could you build this?
Partial A web interface wrapping Remotion and LLM code generation is easily vibe-coded, but real-time in-browser sandboxed rendering and headless browser video scraping require complex infrastructure.
What it would actually take: The architecture requires WebAssembly-based client runtimes (or remote sandbox containers like Firecracker/Docker) to execute arbitrary Remotion React code safely without full Node/FFmpeg installs. Scraping and recording dynamic web pages requires a fleet of headless Chrome instances (Puppeteer/Playwright) with deterministic frame capture pipelines. Implementing this demands expertise in WebAssembly/WebContainer compilation, media encoding, and scalable headless browser infrastructure.
Discussion
4 comments analyzed.
Concerns raised: Uncertainty about free vs freemium model sustainability
Competitors
Other products that read as similar to this one : 312 launches clear the similarity bar, closest 8 shown.
Attention rank: #159 of 313 (itself plus its competitors, highest first, normalized so YC and Product Hunt are compared fairly).
Launched 83 days after the earliest competitor.
- I built a tool that creates videos out of React code · hn · 2025-12-24 · 6 upvotes · similarity 0.50
- velements · ph · 2026-09-26 · 1 upvotes · similarity 0.49
- A browser-based video editor that renders videos directly with FFmpeg · hn · 2026-07-26 · 17 upvotes · similarity 0.49
- claude-motion-design · github · 2026-09-27 · 163 upvotes · similarity 0.48
- Geneva, a Rust FFmpeg CLI alternative with HTML/CSS graphics · hn · 2026-10-14 · 6 upvotes · similarity 0.47
- PasteMotion · ph · 2026-10-28 · 2 upvotes · similarity 0.47
- VidStudio, a browser based video editor that doesn't upload your files · hn · 2026-04-21 · 301 upvotes · similarity 0.47
- Make AI motion videos with text · hn · 2026-02-02 · 6 upvotes · similarity 0.46
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