node.js Packages


Creates in-memory monochrome bitmaps and offers some basic drawing operations.

I created this package to be used in a larger project I am working on at work.


Active development

Download and License

See the npm and GitHub pages.


  • Create a greyscale bitmap in a node.js Buffer.
  • Use 1, 2 or 4 bytes per pixel, in big or little endian.
  • Basic drawing operations
    • Set individual pixels to greyscale colors.
    • Filled rectangle with border
    • Rectangle filled with a horizontal gradient.