message: DOC: Start list of supported formats
diff: [![CircleCI](https://circleci.com/gh/InsightSoftwareConsortium/ITKBridgeJavaScript.svg?style=svg)](https://circleci.com/gh/InsightSoftwareConsortium/ITKBridgeJavaScript)
  +## Supported file formats
  +
  +- [NRRD](http://teem.sourceforge.net/nrrd/format.html)
  +- [Portable Network Graphics (PNG)](https://en.wikipedia.org/wiki/Portable_Network_Graphics)
  +
  ## Hacking ITKBridgeJavaScript
  ### Build dependencies
  