For many developer tools, the GitHub README is the landing page. A potential user often decides whether to try the product before visiting a separate website. They scan the repository title, the first screen of the README, one example, and the install command.
Source: [Dev.to](https://dev.to/mt211211/your-readme-is-a-landing-page-a-10-minute-adoption-audit-for-developer-tools-250f)