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Tips, guides, and tutorials for our free online tools.

CSS Box-Shadow: From Flat to Layered in Minutes

Good shadows make UI feel real. Here's how to layer them properly — and a free visual generator that writes the CSS.

Most meta tags are ignored by Google now. Here are the ones that still matter — and a free generator for all of them.

Copy-pasted text with weird spacing? Here's how to strip extra whitespace, blank lines, and tabs — with a free tool.

A wrong line in robots.txt can deindex your site. Here's how to write one safely — and a free generator with presets.

Hex encoding shows up in debugging, color codes, and byte dumps. Here's how it works and a free tool to convert text.