最終更新日: 15 Dec, 2025
When most people think of image formats, they picture JPEGs for photos, PNGs for transparent graphics, and GIFs for animations. But there’s another format quietly powering much of the modern web that deserves far more recognition: SVG（スケーラブルベクターグラフィックス）。Despite being available for over two decades, SVG remains one of the most underutilized and misunderstood image formats—even though it solves many problems that plague other image types. Let’s explore why SVG might be the secret weapon your website needs.