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Get Started Free →A slider with a springy fill and knob — playful, tactile input. Use for a single prominent control (volume, brightness). Under prefers-reduced-motion it moves without the spring.
.claude/skills/nexu-io-elastic-slider/SKILL.md| Test case | Without → With | Effect | Δ tokens | Δ turns |
|---|---|---|---|---|
| case-01 | ✗→✓ | ▲ Improved | 20% | 0% |
| case-02 | ✗→✓ | ▲ Improved | -43% | 0% |
| case-03 | ✗→✓ | ▲ Improved | -73% | 0% |
| case-04 | ✗→✓ | ▲ Improved | -66% | 0% |
| case-05 | ✗→✓ | ▲ Improved | -55% | 0% |
Elastic Slider Dependency-free, reduced-motion safe.
Copy css+js; <div class="es"><div class="es-track"><div class="es-fill"></div><div class="es-knob"></div></div></div>.
Other measured skills in the registry, with their headline benchmark lift.