Visually Edit Complex CSS Keyframe Sequences.

Core Features 100% Free forever. No account required.

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Sequotion app interface showing the visual timeline editor, code panel, preview area, and animation configuration

Multi-Track Timeline

Sequence animations across multiple elements with a visual timeline. Drag keyframes, adjust timing, see changes instantly.

Bring your own HTML/CSS

Paste or build your code in the editor and see your changes instantly. Bring your own designs to perfect your animations.

Production-Ready CSS

Export clean @keyframes CSS ready to drop into any project. What you build is what you ship.

Per-Property Control

Animate opacity, translate, color, blur, and more — each with independent keyframes and easing curves. Add properties by code or by dropdown.

Live Preview

Watch your animation update instantly as you tweak keyframes, easing, and timing. Zero lag, zero refresh.

Multi-Track Timeline

Drag keyframes, adjust timing, see changes instantly.

Bring your own HTML/CSS

Paste or build your code and see changes instantly.

Production-Ready CSS

Export clean @keyframes CSS ready to drop into any project.

Per-Property Control

Each property gets independent keyframes and easing curves.

Live Preview

Watch your animation update instantly. Zero lag, zero refresh.

Everything you need to build stunning CSS animations

If you can dream it, you can animate it.

Visual Timeline Editor

Drag-and-drop keyframes on a professional timeline with snapping, multi-select, and per-property tracks.

Multi-Element Animations

Animate multiple HTML elements in a single coordinated animation.

Compound Properties

Animate complex CSS like box-shadow, border-radius, and filter with individual sub-property control.

Per-Keyframe Easing

Set custom easing curves on each keyframe with visual curve previews.

Export & Production CSS

Export clean @keyframes CSS with scroll triggers, responsive preview, and a built-in code editor with Emmet.

Presets & Quick Start

Start from built-in animation presets and shape templates, then customize duration, easing, and timing to make them your own.

Premium Features

Coming Soon

Save to Your Library

Save your custom animations to a personal library. Reuse, remix, and build on your best work.

Coming Soon

Animation Sequencer

Chain multiple saved animations into coordinated sequences with a dedicated sequencer timeline. Orchestrate complex multi-step motion.

Coming Soon

Figma Plugin

Bring Sequotion into your design workflow with a dedicated Figma plugin.

Free version also coming soon