Direct Comparison

JavaScript Obfuscator vs the javascript-obfuscator npm package.

The open-source npm package is excellent for developers who want a Node.js library, CLI, and plugin ecosystem. JavaScript Obfuscator is stronger when you need a managed online tool, desktop GUI, API workflow, batch processing, and support for JavaScript embedded in mixed files.

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Fast Decision

Choose the npm package for code-level integration. Choose us for product workflow.

If your team already lives in npm scripts and wants to own every option, the package is a strong fit. If your team needs GUI setup, file batches, hosted processing, account quotas, or non-Node users, this platform is easier to adopt.

Npm package winsLibrary, CLI, plugins, open-source credibility.

We winOnline tool, desktop app, batch UI, embedded scripts, paid workflow.

Best strategyPosition as managed protection for teams, not just another npm library.

Feature Fit

Different strengths for different buyers

The npm package leads on raw developer ergonomics: installable library, CLI, Node API, plugins, presets, and granular JSON. JavaScript Obfuscator leads on full workflow coverage: browser tool, desktop GUI, hosted API, batch jobs, account-tier limits, mixed-file support, and a real CLI on top of all of it.

Decision Point	javascript-obfuscator npm package	JavaScript Obfuscator
Developer integration	Strong npm install, CLI, Node API, browser bundle, and community plugins for common build tools.	Strong Desktop command-line, hosted API, JSON presets, npm CLI, Node API, and first-party esbuild/Vite/Rollup/Webpack entry points.
Non-developer workflow	Limited Best for teams comfortable editing config and scripts.	Strong Online tool and desktop GUI make protection accessible without writing Node scripts.
Batch and mixed files	Works well for generated JavaScript files; mixed server-rendered files require custom workflow.	Strong Desktop app supports larger project batches and JavaScript embedded in HTML, PHP, ASP, ASPX, JSP, and similar files.
Option depth	Strong Many documented options for string arrays, control flow, source maps, reserved names, debug protection, and presets.	Strong Three online presets plus full option exposure in the desktop GUI and API: deep obfuscation, flat transform, code transposition, encrypted strings, locking, and cross-file controls.
Trust model	Strong Open source, public issues, visible history, tests, and community adoption.	Strong Commercial service with account plans, published quotas, support, and a long-running release history under one company.
Output strength on Maximum mode	Static obfuscation of generated JavaScript output.	Strong Self-defending wrapped output with a per-build runtime decoder, encrypted constant pool, and flat-transformed control flow — VM-class protection without VM-class runtime cost.
Resists LLM-assisted reverse engineering	Limited The package's transforms are open source and well-documented — modern LLMs have been trained on its output shape and can frequently reverse it.	Strong Maximum mode regenerates decoder shape, key derivation, and identifier prefix per build — LLM pattern-matchers have no fixed signature to learn from.

Choose npm When

Your build is fully Node-owned

Use the npm package when developers want direct library calls, build-tool plugins, source maps, and granular JSON configuration in source control.

Choose Us When

Your team needs a product workflow

Use JavaScript Obfuscator when the workflow needs online testing, desktop setup, batch jobs, embedded JavaScript files, published plans, and support-oriented usage.

Best Of Both

Native developer setup, plus the GUI when you need it

The npm CLI wrapper gives developers CLI, Node API, esbuild, Vite, Rollup, and Webpack ergonomics. The hosted API, desktop GUI, and dashboard plans handle the parts a Node-only setup can't.

Workflow Coverage

A managed JavaScript protection workflow, not just a library.

JavaScript Obfuscator covers the full release path — online tool, desktop GUI, hosted API, batch jobs, mixed-file projects, and an npm CLI for Node builds. Pick the entry point that fits today's job; the protection profile travels between them.

Use Standard mode for quick online jobs.
Use desktop projects for repeatable releases and larger batches.
Use Variable Exclusion to preserve public APIs and framework names.
Use Maximum mode for VM-class protection on sensitive samples.

Get Started

Use npm for developer-owned releases.

The npm CLI wrapper lets teams keep JavaScript Obfuscator in package scripts, CI, esbuild, Vite, Rollup, and Webpack builds — while the hosted API, desktop GUI, and dashboard plans handle batches, mixed files, and account management.

npm CLI Docs JSON Preset Docs