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Javascript Beautifier VS Terser

Compare Javascript Beautifier VS Terser and see what are their differences

Flagsmith
Flagsmith lets you manage feature flags and remote config across web, mobile and server side applications. Deliver true Continuous Integration. Get builds out faster. Control who has access to new features. We're Open Source. featured
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Javascript Beautifier logo Javascript Beautifier

Online Javascript beautifier formats ugly, minified or obfuscated javascript to make it more readable and clean.

Terser logo Terser

JavaScript parser, mangler, optimizer and beautifier toolkit for ES6+
  • Javascript Beautifier Landing page
    Landing page //
    2023-10-08
  • Terser Landing page
    Landing page //
    2023-09-25

Javascript Beautifier features and specs

No features have been listed yet.

Terser features and specs

  • Highly Effective Minification
    Terser provides comprehensive minification capabilities, significantly reducing JavaScript file sizes, which can lead to faster load times and improved application performance.
  • ES6+ Support
    Terser supports modern JavaScript syntax, making it suitable for projects using ES6 features and beyond, ensuring compatibility with the latest JavaScript standards.
  • Source Maps
    Terser can generate source maps, allowing developers to map minified code back to the original source code, which is crucial for debugging and maintaining large codebases.
  • Plugin Friendly
    Terser integrates well with various build tools like Webpack, Rollup, and others, offering seamless integration into existing development workflows.
  • Configurable
    Terser offers a high degree of configurability, enabling developers to tailor the minification process according to their specific needs and restrictions.

Possible disadvantages of Terser

  • Complex Configuration
    The array of options and configurations available in Terser can be overwhelming for new users or those unfamiliar with JavaScript minification processes.
  • Potential Bugs
    As with any complex minification tool, there's a risk of bugs or issues being introduced, especially if certain advanced or experimental features are used.
  • Performance Overhead
    Minification, in general, requires additional processing time during build steps, which can increase CI/CD pipeline durations, particularly for large projects.
  • Readability Loss
    Minified code is difficult to read and debug without source maps, so reliance on Terser makes generating source maps a necessity, which might not always be desired or feasible.
  • Dependency Maintenance
    Keeping Terser and its related dependencies updated can be a maintenance burden, especially if breaking changes occur between versions.

Category Popularity

0-100% (relative to Javascript Beautifier and Terser)

Javascript Beautifier

Terser

Developer Tools
100 100%
Developer Tools
0% 0
Web Application Bundler
0 0%
Web Application Bundler
100% 100
Image Optimisation
100 100%
Image Optimisation
0% 0
Tool
0 0%
Tool
100% 100

User comments

Share your experience with using Javascript Beautifier and Terser. For example, how are they different and which one is better?
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Social recommendations and mentions

Based on our record, Terser seems to be more popular. It has been mentiond 13 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 Beautifier mentions (0)

We have not tracked any mentions of Javascript Beautifier yet. Tracking of Javascript Beautifier recommendations started around Mar 2021.

Terser mentions (13)

  • 10 Bad Habits That Can Slow Down Your JavaScript Applications 🐌
    Example: You've got a main.js file that's as long as a Tolstoy novel. Fix: Use tools like UglifyJS or Terser to minify your code. They'll squeeze out all the unnecessary bits and give you a sleeker, faster-loading file. - Source: dev.to / over 1 year ago
  • Things you forgot because of React
    They can do it, it is just turned off by default and require more advanced configuration. https://github.com/terser/terser#cli-mangling-property-names.... - Source: Hacker News / over 1 year ago
  • Understanding Source Maps: Simplifying Debugging
    Minifying is a common practice for optimizing production code. (for example, using Terser to minify and mangle JavaScript). - Source: dev.to / almost 2 years ago
  • Minify private methods in a TypeScript class
    Terser is JavaScript compressor that can minified specific method names. - Source: dev.to / over 2 years ago
  • React Native CI/CD build speed improved by 22% with one line of code
    Every release build of React Native uses terser to reduce the size of your JavaScript. And it operation can be omitted for Staging/Beta builds. - Source: dev.to / over 2 years ago
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What are some alternatives?

When comparing Javascript Beautifier and Terser, you can also consider the following products

SASS Compiler - Generate CSS code from sass source using SASS Compiler. Beautify CSS if necessary.

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

Javascript Minifier - Online Javascript Minifier compresses, minifies javascript code to make it more optimized, efficient and it improves website load time by decreasing file sizes.

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

WTOOLS.io - Free Online Web Tools. Kit of tools such as generators, minifiers, formatters, checkers, converters, seo and much more

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

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