Kernvel Seasonal Effects

Add snow, falling leaves, confetti and 30+ seasonal effects to your storefront without slowing speed

Kernvel Seasonal Effects renders everything in a single lightweight canvas overlay with zero layout shift by design — so your Christmas snow or BFCM confetti never costs you a Core Web Vitals hit. Set it once and forget it: schedule any effect to switch on and off automatically for a holiday, sale, or promotion, choose exactly where it shows — homepage, product pages, or storewide, mobile toggled separately — and pick from 12 one-tap seasonal presets or fine-tune density, speed, size, drift, etc

• 30+ falling effects: snow, confetti, leaves, hearts & more
• 12 one-tap seasonal presets for every holiday and sale
• Scheduler: auto-activate effects on set start/end dates
• Show effects storewide or target specific pages & devices
• Zero layout shift, no server calls, works on any theme