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Firefox PDF Viewer (PDF.js) vs WebSiteSniffer

A side-by-side look at Firefox PDF Viewer (PDF.js) and WebSiteSniffer. For an in-depth review of either product, follow the links below.

Firefox PDF Viewer (PDF.js)

Firefox PDF Viewer (PDF.js)

Web Browsers

Firefox PDF Viewer (PDF.js) is an open source PDF viewer that is built into Firefox. It allows you to view PDFs directly in the browser without needing an external plugin.

open-sourcepdfviewerfirefoxbrowser-plugin
WebSiteSniffer

WebSiteSniffer

Web Browsers

WebSiteSniffer is a web crawler and website analyzer tool. It can crawl websites to extract data, analyze page content, check for broken links, view page metadata, and generate site maps. Useful for SEO analysis, competitive research, and improving site structure.

web-crawlerwebsite-analyzerseo-analysiscompetitive-research