Terser Alternatives & Competitors

JavaScript Obfuscator is a free online tool that obfuscates your source code, preventing it from being stolen and used without permission.

Key JavaScript Obfuscator features:

Increased Code Security Protection from Reverse Engineering Deterrence against Hackers Preservation of Functionality

Open Source

JavaScript minifier, beautifier, mangler and parser toolkit.

Key UglifyJS features:

Minification Maturity and Stability Customization Compression

Open Source

End-to-end encrypted cloud storage built for teams. Keep all your business data private, fully secure, and under your complete control. No backdoors, no tracking, no compromises. Swiss privacy laws and zero-knowledge encryption protect what matters.

Key Proton Drive for Business features:

Privacy and Security User-Friendly Interface Open Source Cross-Platform Access

Try for free Open Source paid Free Trial $7.99 / Monthly (Drive Professional)

Free code snippet to lock javascript files to your domain. Protect javascript code. Easy cut & paste script. Prevent unauthorized use of your scripts and deter code theft.

Key DomainLockJS features:

Easy Implementation Customizable Restrictions Obfuscation Automated Blocking

The Closure Compiler is a tool for making JavaScript download and run faster.

Key Closure Compiler features:

Advanced Optimizations Code Minification Dead Code Elimination Code Warnings and Checks

Open Source

Gnirts is a JavaScript library for obfuscating string literals by encoding them as different string literals.

Key Gnirts features:

String Obfuscation Ease of Use Lightweight

Obfuscator-loader is an all-in-one module loader that has the capability to Obfuscate module sources using Javascript Obfuscator.

Key Obfuscator-loader features:

Code Security Integration with Webpack Configurable Options

Yahoo JS/CSS Compressor.

Key YUI Compressor features:

Efficiency Cross-Compatibility Error Checking Command Line Utility

Rollup is a module bundler for JavaScript which compiles small pieces of code into a larger piece such as application.

Key rollup.js features:

Tree Shaking Output Formats Plugins Code Splitting

Open Source

Webpack is a module bundler. Its main purpose is to bundle JavaScript files for usage in a browser, yet it is also capable of transforming, bundling, or packaging just about any resource or asset.

Key Webpack features:

Modular Bundling Code Splitting Hot Module Replacement (HMR) Advanced Configuration

Open Source

Closure is a Fabulous, 2D, Casual, Puzzle-Platform, Single player video game created and published by Eyebrow Interactive.

An opinionated code formatter.

Key Prettier features:

Consistency Time-saving Integrations Language Support

Open Source

Easily remove unused CSS.

Key Purgecss features:

Reduced File Size Performance Improvement Enhanced Maintainability Integration

Open Source

Minify is an online CSS and JavaScript minifier.