netlify-plugin-js-obfuscator

A Netlify Build plugin to extract and obfuscate your JavaScript Source Code, which provide protection for your source code. JS Obfuscator, built on top of the javascript-obfuscator. JavaScript Obfuscator is a powerful free obfuscator for JavaScript, containing a variety of features which provide protection for your source code.

Key features:

• variables renaming
• strings extraction and encryption
• dead code injection
• control flow flattening
• various code transformations

The example of obfuscated code: github.com

⚠️ Important

As describe in the javascript-obfuscator package, code obfuscation may impact your website's performance.

Usage and inputs

To install the plugin in the Netlify UI, use this direct in-app installation link or go to the Plugins directory.

For file-based installation, add it to your netlify.toml file.

[[plugins]]
  package = "netlify-plugin-js-obfuscator"

  # All inputs are optional, so you can omit this section.
  # Defaults are shown below.
  # You can also refer to `javascript-obfuscator`’s documentation: https://github.com/javascript-obfuscator/javascript-obfuscator.
  [plugins.inputs]
   # Compact code output on one line.
     compact = false
   # Enables numbers conversion to expressions
     numbersToExpressions = true
   # Enables additional code obfuscation through simplification.
     simplify = true
   # Randomly shuffles the stringArray array items
     shuffleStringArray = true
   # Splits literal strings into chunks with length of splitStringsChunkLength option value
     splitStrings = true

To complete file-based installation, from your project's base directory, use npm package manager to add the plugin to devDependencies in package.json.

npm install -D netlify-plugin-js-obfuscator

Once installed and configured, the plugin will automatically run on the Netlify CI.

Testing locally

To test this plugin locally, you can use the Netlify CLI:

# Install the Netlify CLI.
npm install netlify-cli -g

# In the project working directory, run the build as Netlify would with the build bot.
netlify build