Software Alternatives, Accelerators & Startups

JavaScript Obfuscator VS rollup.js

Compare JavaScript Obfuscator VS rollup.js and see what are their differences

JavaScript Obfuscator logo JavaScript Obfuscator

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

rollup.js logo rollup.js

Rollup is a module bundler for JavaScript which compiles small pieces of code into a larger piece such as application.
  • JavaScript Obfuscator Landing page
    Landing page //
    2023-09-23
  • rollup.js Landing page
    Landing page //
    2023-02-09

JavaScript Obfuscator features and specs

  • Increased Code Security
    JavaScript obfuscation makes the code difficult to understand, providing an additional layer of security against code theft and unauthorized use.
  • Protection from Reverse Engineering
    By transforming the code into an unreadable format, obfuscation helps shield your code logic from competitors seeking to replicate your functionality.
  • Deterrence against Hackers
    Obfuscated code acts as a deterrent to hackers by making it time-consuming and resource-intensive to attempt to decipher the software’s mechanics.
  • Preservation of Functionality
    Despite altering the code appearance, obfuscation ensures that the original behavior and functionality of the JavaScript code remain unchanged.
  • Customization Options
    The obfuscator provides multiple options and settings for customizing the level and style of obfuscation, allowing you to balance between security and performance.

Possible disadvantages of JavaScript Obfuscator

  • Performance Overhead
    Obfuscated code can be less performant since the transformations applied can increase the size and decrease the readability of the code, impacting loading times.
  • Debugging Challenges
    Diagnosing and fixing issues in obfuscated code can be challenging due to the lack of meaningful variable names and structural clarity.
  • Not Foolproof
    While obfuscation increases the difficulty of reverse engineering, it is not an impenetrable solution, and determined attackers can still potentially decode the logic.
  • Potential Compatibility Issues
    Obfuscation might introduce compatibility problems with certain environments or tools, particularly if aggressive transformations are applied.
  • Increased Build Complexity
    Integrating obfuscation into the development and deployment pipeline adds complexity, requiring additional steps and potential modifications to the build process.

rollup.js features and specs

  • Tree Shaking
    Rollup.js performs treeshaking to eliminate dead code, resulting in smaller bundle sizes. It analyzes the dependency tree and includes only the parts of the code that are actually used.
  • Output Formats
    Supports multiple output formats including ES modules, CommonJS, AMD, UMD, and IIFE. This makes it versatile for different use cases.
  • Plugins
    Rollup.js has a rich ecosystem of plugins that extend its functionality, such as code transformation, minification, and support for various types of modules.
  • Code Splitting
    Supports code splitting, allowing you to break your code into smaller chunks that can be loaded on demand. This improves performance for larger projects.
  • Efficient Bundling
    Offers efficient bundling by removing duplicates and ensuring that each module gets included only once, which contributes to reduced bundle size.
  • Minimal Configuration
    Generally requires minimal configuration to get started, focusing on simplicity and ease of use.

Possible disadvantages of rollup.js

  • Learning Curve
    Although relatively simple to use, there is still a learning curve associated with understanding its configuration and the plugin system.
  • Initial Build Time
    The initial build time can be slower compared to some other bundlers, particularly for larger projects.
  • Limited Built-in Features
    Rollup.js focuses on being a minimalist tool, so it lacks some of the built-in features that other bundlers may have. Often, additional functionality needs to be added via plugins.
  • Plugin Compatibility
    Not all plugins work seamlessly with Rollup.js, and there may be occasional compatibility issues, especially with plugins originally designed for other bundlers.
  • Node.js Ecosystem
    While Rollup.js excels in bundling for browsers, it is not as commonly used for Node.js applications compared to other tools like Webpack.
  • Community Size
    The community size is smaller compared to other bundling tools like Webpack, which can sometimes make finding solutions to issues more challenging.

Category Popularity

0-100% (relative to JavaScript Obfuscator and rollup.js)
Web Application Bundler
33 33%
67% 67
Tool
100 100%
0% 0
JS Build Tools
0 0%
100% 100
Monitoring Tools
100 100%
0% 0

User comments

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Reviews

These are some of the external sources and on-site user reviews we've used to compare JavaScript Obfuscator and rollup.js

JavaScript Obfuscator Reviews

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rollup.js Reviews

Rollup v. Webpack v. Parcel
Rollup provides much simpler configuration over webpack 4 and has a host of pre-configured plugins that are a breeze to incorporate into your project. Rollup's also the fastest of the build tools period.
Source: x-team.com

Social recommendations and mentions

Based on our record, rollup.js should be more popular than JavaScript Obfuscator. It has been mentiond 60 times since March 2021. We are tracking product recommendations and mentions on various public social media platforms and blogs. They can help you identify which product is more popular and what people think of it.

JavaScript Obfuscator mentions (29)

  • Here's how to brew obfuscation in JavaScript without burning the lab: AST, Babel, plugins.
    Now let's take the above code and modify it with a popular obfuscator for JS - obfuscator.io. As a result, we will get a code like this:. - Source: dev.to / 4 months ago
  • How to Encrypt JavaScript Code for Web Security
    You can use tools like JavaScript Obfuscator or UglifyJS to obfuscate your code. - Source: dev.to / 7 months ago
  • What to do when someone clones your site?
    I know it's frowned upon here, but there are commercial and open source[1] javascript obfuscators with domain locking functionalities. If your site is already a SPA, they can make it very painful to just lift it (not impossible, obviously, because everything is reverse-engineerable, but the point is to discourage the majority of thiefs). You can be creative: for example, if whoever cloned your site is located in... - Source: Hacker News / 9 months ago
  • Need ideas with modding TCOAAL
    I don't need/use IDA, Nemlei just used https://obfuscator.io/, which just obfuscates the crap out of the code using various known methods (which I won't go into detail, it's public knowledge) and an un-obfuscation was cooked up by others. The one fucked-up thing the website does is randomizing function names, it just changes every variable/function name. We can't "un-obfuscate" those, so it's up to our brains to... Source: over 1 year ago
  • How do human read code like this
    It's to purposefully makes your code harder to read so it prevents people from stealing your work. Here's a tool that does it: https://obfuscator.io/. Source: over 2 years ago
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rollup.js mentions (60)

  • Valentine’s Day Breakup: React Dumps Create React App
    Vite is a modern frontend build tool used to develop fast and super efficient web applications. It serves files instantly and ensures that changes are updated immediately after they are implemented. It makes use of Rollup for optimized builds and has support for when you want to build a Javascript library (instead of a full app). - Source: dev.to / about 1 month ago
  • Advanced Guide to Using Vite with React in 2025
    In 2025, mastering Vite for your React projects means leveraging powerful configurations, intelligent optimizations, and a robust plugin ecosystem. By understanding Vite’s modern architecture—native ES modules (ESM) during development and optimized Rollup bundling for production—you can significantly streamline your workflow, improve developer experience, and deliver fast, performant applications at scale. - Source: dev.to / about 2 months ago
  • Optimizing React Development with Vite🤩.
    6. Production-Ready Code Vite uses Rollup for production builds, which optimizes the code by bundling it efficiently, performing tree shaking, and minifying JavaScript. This results in smaller, optimized production builds that are ready for deployment. - Source: dev.to / 5 months ago
  • What is Evan You doing by creating VoidZero, and what are the issues with JS toolchains?
    Meanwhile, esbulid (developed in Go language, as introduced earlier) and rollup can also be used separately as packaging tools, and many third-party JS plugins are packaged using rollup. - Source: dev.to / 5 months ago
  • Node.js: A brief history of cjs, bundlers, and esm
    Npm packages dramatically sped up the productivity of developers by being able to leverage other developers' work. However, it had a major disadvantage: cjs was not compatible with web browsers. To solve this problem, the concept of bundlers was born. Browserify was the first bundler which essentially worked by traversing an entry point and "bundling" all the require()-ed code into a single .js file compatible... - Source: dev.to / 5 months ago
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What are some alternatives?

When comparing JavaScript Obfuscator and rollup.js, you can also consider the following products

Terser - JavaScript parser, mangler, optimizer and beautifier toolkit for ES6+

Webpack - 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.

UglifyJS - JavaScript minifier, beautifier, mangler and parser toolkit.

Parcel - Blazing fast, zero configuration web application bundler

YUI Compressor - Yahoo JS/CSS Compressor

npm - npm is a package manager for Node.