TypeLint

Uses standard JSDoc syntax compatible with Closure Compiler, making it easy to integrate with existing documentation without learning a new syntax, as shown in the supported types declarations.

Automatically constructs types from Redux reducer initial values to catch undefined property access errors, demonstrated by the redux option in settings that requires only the path to the root reducer.

Binds Swagger or JSON Schema definitions for type validation, allowing developers to leverage existing API documentation, with support for JSON, YAML, and JS file formats.

Provides type autocomplete in WebStorm/PHPStorm 2016 via generated schemas copied from the plugin, improving developer experience in supported environments.

Supports custom adapters to transform schemas between naming conventions, such as camelCase to snake_case, with built-in examples and a simple interface for extensions.