Dev Team Builds Interactive CSS Cubic Bezier Curve Designer for Web Animators

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Developers at tools.kandz.me have launched a CSS Animation Timing Function Curve Designer to help web developers visually create and fine-tune non-linear motion curves. The tool renders a real-time SVG preview of cubic Bezier curves by mapping user-defined control point coordinates onto a responsive 150x150 canvas. A key technical challenge involved accurately simulating elastic easing effects, where vertical axis values can exceed the standard 0–1 range to produce spring-like overshoot animations. The team also resolved a CSS transform limitation by switching from percentage-based translateX values to absolute positioning, ensuring the physics preview works correctly across screen sizes from mobile to 4K. The designer outputs ready-to-use CSS transition code and benchmarks custom curves against a linear reference animation at 60 frames per second.

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ProgrammingDEV Community ·

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ProgrammingDEV Community ·

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ProgrammingDEV Community ·

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