Dev tools · alternatives · 2026

24 alternatives to Jscrambler

JavaScript Protection and Webpage Monitoring

Below are 24 products that do a similar job, ranked by how close each is in meaning and then by launch-day votes. Jscrambler launched in 2019; newer entries below may have overtaken it.

1. 1AI
   An Isomorphic JavaScript Framework Faster Than React▲337

   2015 · jsblocks.com · its alternatives →

2. 2
   Jscrambler 4.0▲3

   Make you JavaScript Application Protect Itself

   2016 · jscrambler.com · its alternatives →

3. 3
   JS Analytics Blocker▲66

   Block js libraries such as Segment.io/Mixpanel/KissMetrics

   2014 · chromewebstore.google.com · its alternatives →

4. 4
   Sandworm▲293

   Keep your JavaScript code secure and compliant with Sandworm

   2023 · sandworm.dev · its alternatives →

5. 5CJ
   Codeblock.js - Editable, runnable javascript code blocks▲50

   2013 · filepicker.github.io · its alternatives →

6. 6
   Driver.js▲446

   A lightweight engine to drive user's focus across the page

   2018 · kamran.fyi · its alternatives →

7. 7
   Code editor by Flawwwless▲89

   An online Javascript code editor 🤖

   2019 · its alternatives →

8. 8
   Jsblocks▲97

   Faster than AngularJS and ReactJS. Better MV-ish Framework.

   2015 · jsblocks.com · its alternatives →

9. 9
   Guardscript – Detect any changes made to your JavaScript files▲28

   Guardscript monitors every few minutes any changes made to your Javascript files and sends you a notification with the changes made. You can then detect any malicious modification by analyzing these results.

   2019 · guardscript.com · its alternatives →

10. 10
    JSShield — Malicious JavaScript Detector▲1

    Security Tool

    Mar 2026 · jsshield.qzz.io · its alternatives →

11. 11
    JavaScript Obfuscator Pro▲9

    A powerful JavaScript Obfuscator with VM obfuscation

    Dec 2025 · obfuscator.io · its alternatives →

12. 12
    How to ensure JavaScript code quality▲83

    DeepScan is a cutting-edge static analysis tool for JavaScript. You can inspect all of your JavaScript code comprehensively.

    2017 · deepscan.io · its alternatives →

13. 13
    JsDiff▲76

    Solution to unbiased side by side comparison of JS libraries

    2020 · its alternatives →

14. 14KJ
    Kerning.js — Take control of your web typography▲154

    2011 · endtwist.github.com · its alternatives →

15. 15
    js.spec, a JavaScript implementation of clojure.spec▲96

    clojure.spec for Javascript. Contribute to prayerslayer/js.spec development by creating an account on GitHub.

    2016 · github.com · its alternatives →

16. 16BJ
    Behave.js – Coding Behaviors for textarea elements▲180

    2013 · jakiestfu.github.com · its alternatives →

17. 17
    A Chrome extension that tracks front-end JavaScript at runtime▲95

    A chrome extension tracks front-end JavaScript that uses DOM / jQuery APIs to manipulate html dom elements (e.g., change style, attach event listener) at runtime. - pilagod/js-tracker

    2018 · github.com · its alternatives →

18. 18
    Javascript Constable▲67

    Stop data skimming w/ network activity change detection 🕵️

    2019 · fluxguard.com · its alternatives →

19. 19TJ
    Turn JS visualizations into data products anyone can use▲53

    2014 · blockspring.com · its alternatives →

20. 20
    Jax-JS, array library in JavaScript targeting WebGPU▲84

    JAX in pure JavaScript, as a flexible machine learning library and compiler.

    Jan 2026 · ss.ekzhang.com · its alternatives →

21. 21
    Detecting adblock, without JavaScript, by abusing HTTP 103 responses▲108

    Detect adblockers without Javascript by abusing early hints - Mechazawa/103-early-anti-adblock

    2024 · github.com · its alternatives →

22. 22
    Javascript obfuscator▲2

    Tool to protect your Javascript source code

    2017 · skillsharelesotho.org · its alternatives →

23. 23
    Professional JavaScript Obfuscator▲7

    Protect Your JavaScript Code Like Never Before

    2025 · obfuscatorjs-seven.online · its alternatives →

24. 24
    Spall – WASM-based profiler for JavaScript and C and Odin▲83

    [I'm the author] Spall is a web-accessible profiler that I made to help my web-dev friends load gigabyte+ JSON traces without lunch-break-long load times. Recently, Spall got experimental support for auto-tracing with binary traces (along with an in-progress native-port, to give it more memory headroom), which was used to help track down and fix some hard-to-spot lock contention issues in the Odin-language compiler. I demoed it at the Handmade Seattle conference in October, https://guide.handmade-seattle.com/c/2022/spall/, with a head-to-head against Perfetto,…

    2023 · gravitymoth.com · its alternatives →

Ranked by how close each launch is in meaning, then by votes. Prices were read from each product’s own site when checked and can change. Refine with your own description →