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The fastest way to install CasperJS globally on your system is through the Node Package Manager (npm). npm install -g casperjs .

Version 1.9.1 or greater is required (PhantomJS 2.0+ is recommended for newer CasperJS releases).

CasperJS is an open-source navigation scripting and testing utility written in JavaScript for PhantomJS and SlimerJS. It simplifies the process of defining full navigation scenarios and provides high-level functions for tasks like filling forms, clicking links, and capturing screenshots. download casperjs

Before you download CasperJS, ensure your system meets these requirements:

To install a specific version, use npm install -g casperjs@1.1.0-beta5 . The fastest way to install CasperJS globally on

Although installed via npm, CasperJS is not a Node.js module; you cannot use require('casperjs') inside a standard Node script. 2. Download from GitHub (Archives)

How to Download and Install CasperJS: A Complete Guide (2026) CasperJS is an open-source navigation scripting and testing

If you prefer a manual installation or need a specific build, you can download tagged archives directly from the official CasperJS GitHub repository . Download ZIP. Development Master Branch: Download ZIP. 3. Installation by Operating System Windows Releases · casperjs/casperjs - GitHub