ファビコンの作り方
ファビコンはブラウザのタブに表示される小さなアイコンです。当社のファビコンジェネレーターを使って、マルチ解像度のパックを作成しましょう。
チュートリアル
画像形式ガイド、ファビコンの作り方、SEOのヒント。
記事
How to Create a Favicon
A modern favicon is more than a 16×16 image. Here's the full workflow for a setup that looks crisp on every browser, OS, and device.
6 分で読了読む
ICO vs PNG for Favicons
ICO is universal but old; PNG is modern but needs explicit linking. Here's how to use both together.
4 分で読了読む
Best Favicon Sizes for Websites
There are dozens of recommendations online. Here's the minimal set that actually covers 100% of users.
5 分で読了読む
How to Add a Favicon in HTML
Three tags cover 99% of cases. Two more give you a full PWA-grade setup.
3 分で読了読む
How to Add a Favicon in WordPress
WordPress calls it a Site Icon and handles every size for you. Here's the 60-second walkthrough.
3 分で読了読む
SVG vs ICO Icons
SVG is the future; ICO is the floor. Ship both.
4 分で読了読む
Best Favicon Generator Tools in 2026
Most favicon generators upload your image to a server. The fastest and safest ones don't.
5 分で読了読む
How to Create Windows App Icons
Windows asks for 7 different icon sizes. A single .ico can hold all of them.
4 分で読了読む
The Transparent Favicon Guide
A solid background on a favicon looks dated and clashes with dark mode. Here's how to keep alpha end-to-end.
3 分で読了読む
How Favicon Formats Work
Knowing how each format works helps you debug the inevitable "my favicon isn't showing" problem.
6 分で読了読む
ガイド
- 16×16 Favicon Generator
- 32×32 Favicon Generator
- 48×48 Favicon Generator
- 64×64 Favicon Generator
- 128×128 Favicon Generator
- 256×256 Favicon Generator
- The Best Favicon Format in 2026
- Favicon for WordPress
- Favicon for Shopify
- Favicon for React
- Favicon for Next.js
- Windows Icon Sizes (Complete Guide)
- Convert PNG to Favicon
- How to Create a Favicon
- Favicon HTML Generator
- Transparent Favicon Generator
- Favicon Preview Tool
- App Icon Generator
- Social Media Icon Resizer
- Image Dimensions Checker
- SVG Optimizer
- Best Favicon Size in 2026
- How to Add a Favicon to HTML
- Favicon (.ico) vs PNG
- Favicon (.ico) vs SVG
- ICO vs PNG
その他
ウェブに最適な画像形式
PNG, JPG, WebP, AVIFにはそれぞれ適した用途があります。写真コンテンツの場合は、WebPが最も汎用的で推奨されます。
SEOのための画像圧縮
ページの重さは掲載順位に直接影響します。Core Web Vitalsを改善するために、公開前に画像を圧縮しましょう。