Image & Web Guides
Compression, formats, favicons, resizing and accessibility — clear explainers with a link to the right free tool.
Image Compression Explained
Compression is the single biggest win for page speed. Understand lossy vs lossless and quality settings to shrink images without visible damage.
Read guide (8 min read) FormatsJPG vs PNG vs WebP vs AVIF
The right format can halve your file size for the same quality. Here is when to use each — photos, screenshots, logos and icons.
Read guide (7 min read) WebHow to Create a Favicon (All Sizes)
A favicon is a tiny brand asset that appears in tabs, bookmarks and phones. Get the sizes and the HTML right once and forget it.
Read guide (7 min read) AccessibilityWCAG Color Contrast Explained
Low contrast locks out users and hurts readability. The ratios are simple — 4.5:1 for body text — and easy to check and fix.
Read guide (7 min read) WebHow to Resize Images Correctly
Resizing is not just making files smaller — it is serving the right dimensions to each screen. Get it wrong and images look blurry or waste bandwidth.
Read guide (7 min read)More Free Tools
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