Tech riderRev. 30 Sept 2026
JavaScript Obfuscator
- 1Runs onAPI, Browser, self-hosted, Web
- 2CostsFree plan · paid from $19/mo
- 3Supported targetsbrowser, browser-no-eval, node
- 4Anti-tamper controlsYes
- 5Control-flow obfuscationYes
- 6String encryptionYes
- 7Deployment modelself hosted
- 8Build integrationcli
8 lines stated Written from the maker's own pages: github.com, obfuscator.io
Overview
JavaScript Obfuscator is ranked #14 of 33 in code obfuscation software on Specifiction. It runs on API, Browser extension, Self-hosted, Web. There is a free plan. Paid plans start at $19/mo.
JavaScript Obfuscator plans and pricing
All plansFree Free no credit card required 25 MB lifetime VM quota · 4 MB VM file size limit · Unlimited standard obfuscation obfuscator.io · 30 Sept 2026
Pro $19/mo billed monthly 100 MB/month VM quota · 30 MB/day · 4 MB VM file size limit · Up to 10 files · REST and npm API obfuscator.io · 30 Sept 2026
Team $59/mo billed monthly 500 MB/month shared VM quota · 150 MB/day/member · Up to 5 members · 7 MB VM file size limit obfuscator.io · 30 Sept 2026
Business $149/mo billed monthly 2.5 GB/month shared VM quota · 600 MB/day/member · Up to 15 members · 10 MB VM file size limit · Priority support obfuscator.io · 30 Sept 2026
Compared on code obfuscation software
- Free plan
- Yesgithub.com
- Supported targets
- browser, browser-no-eval, nodegithub.com
- Anti-tamper controls
- Yesgithub.com
- Control-flow obfuscation
- Yesgithub.com
- String encryption
- Yesgithub.com
- Deployment model
- self_hostedgithub.com
- Build integration
- cligithub.com
Facts
- Purpose
- JavaScript Obfuscator transforms JavaScript into harder-to-understand code to protect source code.github.com · 30 Sept 2026
- VM protection
- Obfuscator.io compiles function bodies into custom bytecode executed by an embedded JavaScript virtual machine.obfuscator.io · 30 Sept 2026
- Core features
- The package provides variable renaming, string extraction and encryption, dead-code injection, control-flow flattening, and other code transformations.github.com · 30 Sept 2026
- Browser processing
- Standard obfuscation runs entirely in the browser and is free without usage limits.obfuscator.io · 30 Sept 2026
- API integration
- Pro, Team, and Business plans provide REST API access and npm package integration for VM obfuscation.obfuscator.io · 30 Sept 2026
- Build integrations
- The project lists plugins and integrations for Webpack, Esbuild, Gulp, Grunt, Rollup, Weex, Malta, Netlify, Snowpack, and Vite.github.com · 30 Sept 2026
- HTML support
- Paid plans can obfuscate HTML files containing marked inline JavaScript while preserving the surrounding HTML structure.obfuscator.io · 30 Sept 2026
- Privacy
- The service states that VM and HTML requests are processed on its servers and discarded after processing, while basic JavaScript obfuscation runs in the browser.obfuscator.io · 30 Sept 2026
- Security limitation
- The documentation says obfuscation is not encryption and advises against storing API keys, secrets, or credentials in frontend code.obfuscator.io · 30 Sept 2026
- Runtime defenses
- VM Self Defending detects integrity changes and hooks, while VM Debug Protection detects developer tools, breakpoints, and runtime inspection.obfuscator.io · 30 Sept 2026
- Runtime support
- The output targets Node.js and supports evergreen desktop browsers plus iOS 16 and later, with older browsers supported only on a best-effort basis down to ES2015 modules.obfuscator.io · 30 Sept 2026
- Source requirements
- TypeScript and JSX should be compiled to JavaScript before obfuscation, and projects should be bundled before processing.obfuscator.io · 30 Sept 2026
- License
- The open-source package is distributed under the BSD-2-Clause license.github.com · 30 Sept 2026
- Performance limit
- The repository warns that obfuscated code can be 15% to 80% slower and files significantly larger depending on options.github.com · 30 Sept 2026
Best JavaScript Obfuscator alternatives
See all 20 All accessCh 01 Tigress Free planFree trialAndroid Free to start7.9 All accessCh 02 ByteHide Shield Free planAndroidiOS Free to start7.7 All accessCh 03 JS-Confuser Free planAPILinux Free to start7.4 All accessCh 04 ProGuard Free planAndroidLinux Free to start7.3 All accessCh 05 Allatori AndroidLinux from $6.25/mo7.2 All accessCh 06 DashO Free trialAndroidLinux 7.2
Where it ranks on Specifiction
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Sources
- github.com/javascript-obfuscator/javascript-obfusc· checked 30 Sept 2026
- obfuscator.io· checked 30 Sept 2026
- obfuscator.io/pricing· checked 30 Sept 2026
- obfuscator.io/docs/api· checked 30 Sept 2026
- obfuscator.io/docs/recipes/html-obfuscation· checked 30 Sept 2026