Terser
JavaScript parser, mangler, optimizer and beautifier toolkit for ES6+.
Some of the top features or benefits of Terser are: Highly Effective Minification, ES6+ Support, Source Maps, Plugin Friendly, and Configurable. You can visit the info page to learn more.
Best Terser Alternatives & Competitors in 2025
The best Terser alternatives based on verified products, community votes, reviews and other factors.
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Open-Source Alternatives.
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/javascript-obfuscator-alternativesJavaScript Obfuscator is a free online tool that obfuscates your source code, preventing it from being stolen and used without permission.
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/uglifyjs-alternativesJavaScript minifier, beautifier, mangler and parser toolkit.
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Try for freeAirDroid Business, an enterprise-grade MDM solution, is designed to enable businesses mobility and productivity through remote access and control, device provisioning, policy application and management, kiosk mode, and geofencing.
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/yui-compressor-alternatives
Yahoo JS/CSS Compressor
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/closure-compiler-alternativesThe Closure Compiler is a tool for making JavaScript download and run faster.
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/domainlockjs-alternativesFree 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.
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/webpack-alternativesWebpack 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.
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/jscrambler-alternativesJscrambler is a JavaScript protection solution that makes apps self-defensive, resilient against tampering, malware injection, & code theft.
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/parcel-alternativesBlazing fast, zero configuration web application bundler
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/uncrustify-alternativesBanish crusty code with the Uncrustify C/C++/C#/Obj-C/D/Java/Pawn/VALA source code beautifier.
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/gnirts-alternativesGnirts is a JavaScript library for obfuscating string literals by encoding them as different string literals.
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/javascript-minifier-alternatives
Online Javascript Minifier compresses, minifies javascript code to make it more optimized, efficient and it improves website load time by decreasing file sizes.
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/gulp-js-alternativesAutomate and enhance your workflow
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/obfuscator-loader-alternativesObfuscator-loader is an all-in-one module loader that has the capability to Obfuscate module sources using Javascript Obfuscator.
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