Husky is an ultra-fast, lightweight Git hook manager (only 2kB gzipped). It automates tasks like linting commit messages and running tests before commits or pushes. Supporting all 13 client-side Git hooks across various platforms, it offers features like branch-specific hooks and POSIX shell scripting. Used by over 1.5 million GitHub projects, including major ones like Next.js and Angular, Husky prioritizes speed and ease of use. It's actively maintained and sponsored by several organizations.