Delta is a similar tool with syntax highlighting for most programming languages and customizable themes: https://github.com/dandavison/delta https://github.com

Delta is a similar tool with syntax highlighting for most programming languages and customizable themes: https://github.com/dandavison/delta https://github.com/dandavison/delta It doesn't have side-by-side diffs, but it's still well worth having around. It's a Unix filter, so it works on any unified diff you can come up with. Its default output isn't a unified diff, but that's easy to fix with its configuration / CLI options (I'm too used to reading unified diffs to like delta's simplified default format).