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QuickJS
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Medium
Extism is the open source, universal plug-in system. Extend all the software everywhere! Powered by WebAssembly.

puppeteer
Selenium
Cypress.io
Vitest
Wicked PDF
SEOBOTS.io
BrowserStack
Playwright is automation software for Chromium, Firefox, Webkit using the Node.js library having a single API in place.

Which is more popular?
Based on our record, Playwright seems to be a lot more popular than Extism. While we know about 331 links to Playwright, we've tracked only 25 mentions of Extism.
Website, pricing, platforms and company facts side by side.
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What each product offers, as listed by its team.


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How often each product is chosen within a category, 0–100% relative to the other.


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External articles and on-site reviews we used to compare the two products.


We have no reviews of Extism yet. Be the first one to post
Playwright offers a modern approach with auto-wait APIs and more native support for modern web features compared to Selenium's more manual and broad approach. While Selenium requires explicit waits and has a broader...
Appium and Playwright closely resemble Selenium in terms of functionality but offer unique features and advantages. Both of these solutions require coding experience. Leapwork, a commercial vendor, uses Selenium under...
Playwright, a Node.js library created by Microsoft, is considered one of the best JavaScript frameworks for testing. It automates Chromium, Firefox, and WebKit with a single API. Developers building JavaScript code...
Recommendations tracked on public social media and blogs since March 2021.


Technically WASI 0.1, but I used it (via Extism[0]) to implement a simple login library[1] that works in Rust, Go, and Node. Would be trivial to add other lanugages supported by Extism. Overall I loved the dev experience. [0]:... - Source: Hacker News / 3 months ago
I tinkered with https://extism.org and basically the use case is that they suggest, namely you can extend software in another programming language but without having to setup a container or VMs on the client. They "just" run the code in... - Source: Hacker News / 3 months ago
Check out https://extism.org, it is built for those kinds of use cases. However I think WASI and components could enhance it. - Source: Hacker News / 3 months ago
Here's the job: open Hacker News and upvote the highest-ranked story you haven't voted on yet. The agent drives a real browser through Playwright. - Source: dev.to / 4 days ago
This walks through the other approach — driving a real signup flow in Playwright, letting a real email get delivered to a Real inbox, then reading it back over an API and typing the code into the page. No mail server to run, no shared... - Source: dev.to / 20 days ago
Page.pdf() in Playwright / Puppeteer gives You a modern engine, full JS execution, and total control. The code is five lines; the Operations are not: you now run a browser fleet. Zombie processes, memory ceilings per... - Source: dev.to / 23 days ago
When comparing Extism and Playwright, you can also consider the following products.


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Selenium automates browsers. That's it! What you do with that power is entirely up to you. Primarily, it is for automating web applications for testing purposes, but is certainly not limited to just that.
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Application and Data, Build, Test, Deploy, and JavaScript Compilers
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Slow, difficult and unreliable testing for anything that runs in a browser. Install Cypress in seconds and take the pain out of front-end testing.
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