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A programming language for young children

branch: master


A programming language for children. The interpreter is written in JavaScript. It runs in node or the browser.

Language example

isla is a person
isla lunch is 'Jelly Tots'

drum is a toy

isla toys is a list
add drum to isla toys

For more details on the language, see the language guide:


Install Node.js and npm:

Install Isla

$ npm install isla
$ cd path/to/isla
$ npm install



var Isla = require('../src/isla').Isla;
Isla.Interpreter.interpret("write 'Hello, world.'");


<script type="text/javascript" src="/node_modules/underscore/underscore-min.js"></script>
<script type="text/javascript" src="/node_modules/multimethod/multimethod-min.js"></script>
<script type="text/javascript" src="/node_modules/pegjs/lib/peg.js"></script>
<script type="text/javascript" src="/src/isla.min.js"></script>

<script type="text/javascript">
  Isla.Interpreter.interpret("write 'Hello, world.'");

Run the tests

$ npm install --dev
$ npm test


The Clojure Isla compiler is now at

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