- Formatting Date objects as strings since 2013
- Swagger-compliant REST API documentation generator
- An express module bundling the swagger-ui
- Feature Flipping for node.js
- Port of Log4js to work with node.
- GELF appender for log4js
- For libraries that want to include log4js for logging, but don't want to introduce version conflicts for users that also use log4js. Delegates to whatever log4js version can be found, but does not introduce a specific log4js version.
- file streams that roll over when size limits, or dates are reached