JSDefender

JSDefender

PreEmptive

About

Cutting-edge JavaScript obfuscation techniques with control-flow flattening, tamper detection and other in-app protection transforms. We would not send our own unprotected code to a remote service controlled by third parties and we would not expect you to either. JSDefender supports major JavaScript frameworks, runtimes, and bundlers including Angular, Node, React, React Native, Webpack and others. Unlike languages like .NET and Java that are compiled to intermediate, stack-based assembly instructions before being distributed in binary form, JavaScript apps are typically distributed in source form. This means that your code is directly visible to anyone with access to the execution environment (like a browser). So, potential attackers can very easily step through the running code using a debugger built into their browser, or use other tools to statically analyze the code for vulnerabilities.

About

JShaman is a specialized JavaScript obfuscation and encryption platform that has been protecting code for over nine years. It allows users to securely obfuscate their JS by simply pasting or uploading files, with no registration required. The tool produces irreversible, high-strength obfuscation, ensuring that code cannot be restored or easily reverse-engineered. JShaman supports ES5, ES6, Node.js, H5, games, mini-programs, and web applications, making it widely compatible across use cases. By applying techniques like control-flow flattening, AST tree reconstruction, and virtual machine execution, it prevents code theft, cracking, and data leakage. Trusted by developers worldwide, JShaman strengthens web applications against analysis, copying, and hacker attacks.

About

JavaScript is a scripting language and programming language for the web that enables developers to build dynamic elements on the web. Over 97% of the websites in the world use client-side JavaScript. JavaScript is one of the most important scripting languages on the web. Strings in JavaScript are contained within a pair of either single quotation marks '' or double quotation marks "". Both quotes represent Strings but be sure to choose one and STICK WITH IT. If you start with a single quote, you need to end with a single quote. There are pros and cons to using both IE single quotes tend to make it easier to write HTML within Javascript as you don’t have to escape the line with a double quote. Let’s say you’re trying to use quotation marks inside a string. You’ll need to use opposite quotation marks inside and outside of JavaScript single or double quotes.

About

jsObf is a powerful, web-based JavaScript encryption and obfuscation tool that enables users to transform readable JavaScript code into obfuscated, secure versions via direct input or file uploads (up to 5 MB). It also serves developers through its API, offering two endpoints, one for raw code and another for file uploads, with configurable output formats (JSON or XML) and adjustable complexity levels. It simplifies protection workflows with intuitive, drag-and-drop interfaces and backend API support, empowering users to quickly mask logic, thwart reverse engineering, and secure proprietary scripts without complex setup or tooling.

Platforms Supported

Windows
Mac
Linux
Cloud
On-Premises
iPhone
iPad
Android
Chromebook

Platforms Supported

Windows
Mac
Linux
Cloud
On-Premises
iPhone
iPad
Android
Chromebook

Platforms Supported

Windows
Mac
Linux
Cloud
On-Premises
iPhone
iPad
Android
Chromebook

Platforms Supported

Windows
Mac
Linux
Cloud
On-Premises
iPhone
iPad
Android
Chromebook

Audience

IT teams in need of a professional-grade Application Protection solution

Audience

JShaman is designed for developers, software companies, and enterprises that need advanced, irreversible protection for their JavaScript applications across web, gaming, and mobile platforms

Audience

Web developers and anyone looking for a mobile solution for running and developing web content

Audience

Web developers and teams seeking a solution to obfuscate and safeguard JavaScript code against tampering and reverse engineering

Support

Phone Support
24/7 Live Support
Online

Support

Phone Support
24/7 Live Support
Online

Support

Phone Support
24/7 Live Support
Online

Support

Phone Support
24/7 Live Support
Online

API

Offers API

API

Offers API

API

Offers API

API

Offers API

Screenshots and Videos

Screenshots and Videos

Screenshots and Videos

Screenshots and Videos

Pricing

No information available.
Free Version
Free Trial

Pricing

No information available.
Free Version
Free Trial

Pricing

Free
Free Version
Free Trial

Pricing

$49.99 per month
Free Version
Free Trial

Reviews/Ratings

Overall 0.0 / 5
ease 0.0 / 5
features 0.0 / 5
design 0.0 / 5
support 0.0 / 5

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Reviews/Ratings

Overall 0.0 / 5
ease 0.0 / 5
features 0.0 / 5
design 0.0 / 5
support 0.0 / 5

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Review this Software

Reviews/Ratings

Overall 0.0 / 5
ease 0.0 / 5
features 0.0 / 5
design 0.0 / 5
support 0.0 / 5

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Review this Software

Reviews/Ratings

Overall 0.0 / 5
ease 0.0 / 5
features 0.0 / 5
design 0.0 / 5
support 0.0 / 5

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Review this Software

Training

Documentation
Webinars
Live Online
In Person

Training

Documentation
Webinars
Live Online
In Person

Training

Documentation
Webinars
Live Online
In Person

Training

Documentation
Webinars
Live Online
In Person

Company Information

PreEmptive
Founded: 1996
United States
www.preemptive.com/products/jsdefender/

Company Information

JShaman
Founded: 2017
www.jshaman.com

Company Information

JavaScript
Founded: 1995
United States
javascript.com

Company Information

jsObf
United States
www.jsobf.com

Alternatives

Alternatives

Alternatives

Alternatives

AssemblyScript

AssemblyScript

The AssemblyScript Project
Dotfuscator

Dotfuscator

PreEmptive
BlueClosure

BlueClosure

Minded Security
DashO

DashO

PreEmptive
QShield

QShield

Quarkslab
BlueClosure

BlueClosure

Minded Security

Categories

Categories

Categories

Categories

Integrations

Aqua Data Studio
CI Fuzz
Contentlayer
Coveralls
Essential Objects
Flyde
Gatling Studio
Halo Security
HubAI
Llama 4 Maverick
Markprompt
Muscula
NeuroSplit
Olostep
PDF Constructor
Qwen
SEATEXT AI
Stickler CI
Velite
jsObf

Integrations

Aqua Data Studio
CI Fuzz
Contentlayer
Coveralls
Essential Objects
Flyde
Gatling Studio
Halo Security
HubAI
Llama 4 Maverick
Markprompt
Muscula
NeuroSplit
Olostep
PDF Constructor
Qwen
SEATEXT AI
Stickler CI
Velite
jsObf

Integrations

Aqua Data Studio
CI Fuzz
Contentlayer
Coveralls
Essential Objects
Flyde
Gatling Studio
Halo Security
HubAI
Llama 4 Maverick
Markprompt
Muscula
NeuroSplit
Olostep
PDF Constructor
Qwen
SEATEXT AI
Stickler CI
Velite
jsObf

Integrations

Aqua Data Studio
CI Fuzz
Contentlayer
Coveralls
Essential Objects
Flyde
Gatling Studio
Halo Security
HubAI
Llama 4 Maverick
Markprompt
Muscula
NeuroSplit
Olostep
PDF Constructor
Qwen
SEATEXT AI
Stickler CI
Velite
jsObf
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