@eslint/core delivers the foundational functionality for ESLint, the popular JavaScript linting tool. It provides the core engine responsible for parsing JavaScript code, traversing the Abstract Syntax Tree (AST), and applying linting rules. Developers use this package indirectly when utilizing ESLint within their projects to identify and fix code style issues and potential errors. It's the bedrock upon which ESLint's linter operates, enabling customizable rules and configurations for code quality enforcement.
@eslint/core's release frequency shows an inconsistent pattern. From June 2024 to July 2025, releases varied from 0 to 3 versions per month. August 2024 saw the most releases (3 versions), while September 2024, March 2025 and July 2025 had no releases. The most recent releases were in June 2025 (versions 0.15.0 and 0.15.1).
@eslint/core downloads started slowly in 2024, then surged from September onward. Downloads steadily increased through July 2025, peaking at 124 million. August 2025 shows a decline to 80 million, but the month is incomplete. Overall, the package exhibits substantial growth in usage.