eslint-config-semistandard provides an opinionated ESLint configuration based on Semistandard, a stricter flavor of JavaScript Standard Style. It enforces consistent code formatting and best practices, helping to maintain a clean and readable codebase. This shareable config streamlines ESLint setup, offering a pre-configured set of rules focusing on code quality, readability, and style consistency, suitable for projects aiming for a semi-strict Standard Style adherence.