Integrate interactive maps and location data into your web applications and websites.

This library is still under support but it will not be further developed. We don’t recommend starting new projects with it as it will eventually become deprecated. Instead, learn more about our current CARTO for library here


CARTO platform is an open-source ecosystem. You can read about the fundamentals of CARTO architecture and its components. We are more than happy to receive your contributions to the code and the documentation as well.

Filling a ticket

If you want to open a new issue in our repository, please follow these instructions:

  1. Descriptive title.
  2. Write a good description, it always helps.
  3. Include your browser, OS and CARTO.js version (it shows up in the browser console).
  4. Specify the steps to reproduce the problem.
  5. Try to add an example showing the problem (using JSFiddle, JSBin,…).

Contributing code

Best part of open source, collaborate in CARTO.js code!. We like hearing from you, so if you have any bug fixed, or a new feature ready to be merged, those are the steps you should follow:

  1. Fork the CARTO.js repository.
  2. Create a new branch in your forked repository.
  3. Commit your changes. Add new tests if it is necessary (grunt test), remember to follow “How to build” steps.
  4. Open a pull request.
  5. Any of the CARTO.js mantainers will take a look.
  6. If everything works, it will merged and released \o/.

If you want more detailed information, this GitHub guide is a must.

Completing documentation

CARTO.js documentation is located in docs/. That folder is the content that appears in the Developer Center. Just follow the instructions described in contributing code and after accepting your pull request, we will make it appear online :).

Submitting contributions

You will need to sign a Contributor License Agreement (CLA) before making a submission. Learn more here.