Mozilla Scraper
Spider read developer.mozilla.org in 143 ms without a browser and returned 72 lines of clean markdown, including the section "Latest news".
Documenting CSS, HTML, and JavaScript, since 2005.The Trusted Types API gives web developers a way to ensure that input has been passed through a user-specified transformation function before being passed to an API that might execute that input. This can help to protect against client-side cross-site scripting (XSS) attacks. Most commonly the transformation function sanitizes the input.Using CSS anchor positioningThe CSS anchor positioning module defines features that allow you to tether elements together. Elements can be defined as anchor elements and anchor-positioned elements. Anchor-positioned elements can be bound to anchor elements. The anchor-positioned elements can then have their size and position set relative to the size and location of the anchor elements to which they are bound.## Latest newsIntroducing the MDN MCP serverMDN's MCP server brings MDN's documentation and browser compatibility data directly into your editor or IDE, giving your LLM or coding agent access to accurate, up-to-date web platform information.Under the hood of MDN's new frontendYou may have spotted that MDN has a new frontend. There's plenty happening under the surface, so let's unpack the technologies we chose, the architectural decisions we made, and why we did a rebuild at all.Image formats: Codecs and compression toolsImage compression involves countless trade-offs between quality, size, and speed. In this final part of the series, we experiment with codecs, metrics, and tools to find practical ways to balance efficiency and visual fidelity.A beginner-friendly guide to view transitions in CSSLearn how to bring smooth, animated navigation to multi-page apps with view transitions. With just one line of CSS, you can enable seamless transitions between pages.fix: resolve weekly spelling check findingsadded FF release notes for line-clamp property[[zh-cn] update 'Paths' in svg from scratch](https://github.com/mdn/translated-content/pull/37198)The same call, in code.
The capture above came back as markdown. These examples add a key, so you get browser rendering, proxies, and concurrency on developer.mozilla.org.
import { SpiderBrowser } from "spider-browser";
const spider = new SpiderBrowser({
apiKey: process.env.SPIDER_API_KEY!,
});
await spider.connect();
const page = spider.page!;
await page.goto("https://developer.mozilla.org");
// No selectors, no schema. Spider reads the page and names the fields.
const data = await page.scrape();
console.log(data);
await spider.close();import { Spider } from "@spider-cloud/spider-client";
const spider = new Spider({ apiKey: process.env.SPIDER_API_KEY! });
const result = await spider.scrapeUrl("https://www.developer.mozilla.org", {
return_format: "markdown",
});
console.log(result);Ready for volume? Get an API key →
Fields you can pull.
Spider names these from the page. The capture above came back as markdown; the same
call with return_format: "json" returns them as keys.
What developer.mozilla.org costs to scrape.
The capture above cost $0.000197 to fetch. Pricing is $1 per GB of pre-transformation bandwidth plus $0.001 per CPU minute, so a page like this one lands at a fraction of a cent. Failed requests are billed at $0.
- Free balance on signup
- No card required to test
- Balance never expires
Run it keyless, no account
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Start scraping developer.mozilla.org.
You already have the call. A key raises the rate limit and turns on browser rendering, proxies, and concurrency. Balance never expires, and top-ups go through secure checkout.