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117 Stars 109 Forks MIT License 851 Commits 69 Opened issues


An extensible HTML templating engine supporting databinding, custom elements, attached behaviors and more.

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This library is part of the Aurelia platform and contains an extensible HTML templating engine supporting databinding, custom elements, attached behaviors and more.

To keep up to date on Aurelia, please visit and subscribe to the official blog and our email list. We also invite you to follow us on twitter. If you have questions look around our Discourse forums, chat in our community on Gitter or use stack overflow. Documentation can be found in our developer hub. If you would like to have deeper insight into our development process, please install the ZenHub Chrome or Firefox Extension and visit any of our repository's boards.

Platform Support

This library can be used in the browser only.

Building The Code

To build the code, follow these steps.

  1. Ensure that NodeJS is installed. This provides the platform on which the build tooling runs.
  2. From the project folder, execute the following command:
  npm install
  1. Ensure that Gulp is installed. If you need to install it, use the following command:
  npm install -g gulp
  1. To build the code, you can now run:
  gulp build
  1. You will find the compiled code in the

    folder, available in three module formats: AMD, CommonJS and ES6.
  2. See

    for other tasks related to generating the docs and linting.

Running The Tests

To run the unit tests, first ensure that you have followed the steps above in order to install all dependencies and successfully build the library. Once you have done that, proceed with these additional steps:

  1. You can now run the tests with this command:
  npm run test

You can optionally run either of the following:

  npm run test:watch
  # OR
  npm run test:debugger

to have better development experience, with watch/debuging capabilities

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