Shayan
A group is a clip: the timeline primitive I got wrong once
How AtomCut models a group on a timeline: a group is a clip, and its rows are its own. Why the first version of that idea was still wrong.
- engineering
- story
blog
Notes from the studio.
How to make things move in a browser, how AtomCut is built, and where it stands next to the other tools — written by the person building it. RSS
AtomCut
Make a Lottie animation free online, then use it in React
Draw an icon, keyframe it, export Lottie with a compatibility report, and drop it into a React page with lottie-react. Ten minutes, no After Effects.
- lottie
- developers
- tutorial
AtomCut
After Effects alternatives that run in a browser (2026)
Eight browser-based After Effects alternatives compared on price, vectors, timeline depth and keyframing, plus two free native NLEs.
- comparison
- motion-design
- pricing
Shayan
Figma-inspired video editing and motion design, done right
What Figma got right (canvas, one document, browser, free) and what changes when a real video timeline goes under it. By the one person who built AtomCut.
- motion-design
- video-editing
- figma
- browser
- developers
Shayan
A full motion design studio in a browser tab, free, on Mac, Windows, Linux and iPad
AtomCut: canvas + NLE timeline, 337,000 icons, 4,555 CC0 sounds, 103 text looks, 36 effects, Lottie/SVG/MP4 export. Free, no sign-up. What's in it, honestly.
- motion-design
- video
- browser
- free
- developers
Shayan
4,555 free sound effects, none loud enough to hurt you
A CC0 sound-effects archive inside AtomCut's browser video editor: 4,555 sounds, waveforms before you download, and an ear guard that measures loudness.
- audio
- sound-design
- video
- library
- developers
Shayan
330,000 free icons for video, and every one of them can draw itself on
AtomCut's Icons panel puts 208 open-source sets, 337,000 icons, in a browser video editor as editable vector layers. Draw On inks the strokes in order.
- icons
- svg
- animation
- video
- developers
AtomCut
Add animated captions to a video in the browser, free
Type your captions, cut them into cues, sync them by tapping along, then export. No account, no install. The exact flow, step by step.
- captions
- video
- tutorial
Shayan
I built a motion design studio in the browser. Here's what it took.
A canvas above a timeline that keyframes anything, in a browser tab. The decisions that held up, the ones that did not, and why the document is the product.
- story
- engineering