Chromeless vs SlimerJS
Overview
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CLI (Node.js)
Manual
Detailed Comparison
It allows you to manipulate a web page with an external Javascript script: opening a webpage, clicking on links, modifying the content... It is useful to do functional tests, page automation, network monitoring, screen capture etc. | Chrome automation made simple. Runs locally or headless on AWS Lambda. |
Read and write files;
Load a web page and inspect its content;
Act on a web page like a user: click on links, fill in form fields etc;
Listen for network events, to do network monitoring during the load of a webpage;
Taking screenshots of a web page. | - |
Statistics | |
GitHub Stars 3.0K | GitHub Stars - |
GitHub Forks 256 | GitHub Forks - |
Stacks 14 | Stacks 14 |
Followers 17 | Followers 29 |
Votes 0 | Votes 0 |
Integrations | |
What are some alternatives to SlimerJS, Chromeless?
Playwright
It is a Node library to automate the Chromium, WebKit and Firefox browsers with a single API. It enables cross-browser web automation that is ever-green, capable, reliable and fast.
Puppeteer
Puppeteer is a Node library which provides a high-level API to control headless Chrome over the DevTools Protocol. It can also be configured to use full (non-headless) Chrome.
PhantomJS
PhantomJS is a headless WebKit scriptable with JavaScript. It is used by hundreds of developers and dozens of organizations for web-related development workflow.
HeadlessTesting
Headless Browser Cloud for Developers. Connect your Puppeteer and Playwright scripts to our Cloud. Automated Browser Testing with Puppeteer and Playwright in the Cloud.
jsdom
It is a pure-JavaScript implementation of many web standards, notably the WHATWG DOM and HTML Standards, for use with Node.js. In general, the goal of the project is to emulate enough of a subset of a web browser to be useful for testing and scraping real-world web applications.
PageBolt.dev
Browser Automation and Narrated Video Capture API with CI integration. Push a PR or use the MCP server. PageBolt generates a narrated video demo of your changes and posts it to your PR comment. Plus screenshots, PDFs, OG images, and browser automation — all via one API. Free to start.
Armada
Armada is an orchestration platform for running bots and scrapers at scale on Kubernetes. You write a Python script (Playwright, Selenium, or nodriver), add a JSON config, and Armada handles the rest : distributing jobs across as many pods as you need, rotating proxies, managing browser fingerprints, and monitoring everything in real time through a dashboard. Going from 1 worker to 100+ requires zero code changes. No SaaS, no credits, fully self-hosted.
Geekflare API
Developer-friendly API to scrape websites and get content in HTML, JSON, or markdown for AI apps and agents.
Screenshot Scout
Screenshot Scout is a managed screenshot API that captures clean, production-ready screenshots of any URL with a single HTTP request. It removes clutter like cookie banners, chat widgets, and ads, and supports device emulation, custom viewports, full-page or element capture, and pre-capture controls like clicks or custom CSS or JS.
CasperJS
CasperJS is a browser navigation scripting & testing utility written in Javascript for PhantomJS or SlimerJS.
