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New videos and demos from the teams and community
3:25 Featured · Live Streaming · Birdwatching
Smelter Workshop #5: real birds become Duck Hunt with YOLO
Real birds on camera spawn NES-style ducks and phones become gyro-aimed light guns over WebRTC - and the whole hit-registration problem dissolves into a single shared function of time.
12 Aug 2026 ·
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3:26 Smelter Workshop #4: Whisper captions, repainted cars, and ghost sprites in one stream
Smelter's side channel hands already-decoded frames to an external process. We point it at Whisper for captions that land on the speech, at YOLO for hue-painted drone traffic, and at a ghost swarm that haunts people on camera.
22 Jul 2026 · Live Streaming · Paranormal ·
3:20 Smelter Workshop #3: an AI security app that records and analyzes itself
A weekend-built surveillance rig on Smelter - WHIP cameras in, WHEP out, motion detection in 11 lines of numpy, automatic MP4 clips, and Gemini 2.5 Flash filing severity-rated incident reports.
18 Jun 2026 · Live Streaming · Rap Music ·
3:06 Smelter Workshop #2: Pong with your webcam inside the ball
A playable Pong painted per-pixel by a WGSL shader on top of a live input - with the video inside the ball, an AI opponent that literally sees the past, and a 14-float protocol between browser and GPU.
05 Jun 2026 · Live Streaming · Gaming ·
2:22 Smelter Workshop #1: a video carousel from one AI prompt
A fifteen-line prompt turns into a clap-controlled carousel of live video inputs - and the animation runs on the GPU compositor, not in a render loop.
27 May 2026 · Live Streaming · Amusement Parks ·
FFmpeg Alternative: 3 Years Ago, We Didn’t Know How to Do Live Video Mixing
It turns out that the most popular solutions, like FFmpeg or GStreamer, aren’t really the best fit for composing live streams together.
30 Sep 2025 · Live Streaming ·
React & Live Streaming: How to Include Video Mixing in Your App
How to compose a simple gaming stream using React syntax, incorporate it into a React application and send it to Twitch - plus the logic and decision-making behind Smelter.
04 Apr 2025 · Live Streaming · Gaming ·
Live Streaming with React - More Rust in the JavaScript Ecosystem
Read how Live Compositor - the media server that later became Smelter - allows you to control your streams in React.
28 Oct 2024 · Live Streaming ·