Diffs, from Pierre Waylon Walker Author Jan 11, 2026 1 min read !https://diffs.com/ Copy this post URL Rich Markdown Text View Markdown View Text curl .ansi Diffs, from Pierre @pierre/diffs is an open source diff and code rendering library. Built on Shiki for syntax highlighting and theming, super customizable, and packed with features. diffs.com This looks like a really nice and performant diffing library that supports vanilla and react, with a lot of options.