Yahoo! YSlow
YSlow analyzes web pages and suggests ways to improve their performance based on a set of rules for high performance web pages. YSlow is a Firefox add-on integrated with the Firebug web development tool.
Cost / License
- Free
- Open Source (BSD-3-Clause)
Alerts
- Discontinued
Platforms
- Online
- Firebug
- Google Chrome
- Safari
- Opera
- Firefox
The GitHub repository hasn't been updated since mid-2014.
Features
- Optimization
- Browser extension
Tags
- web-optimization
Yahoo! YSlow News & Activities
Recent activities
arsalrajput173 added Yahoo! YSlow as alternative to Hostcry Website Speed Test
Yahoo! YSlow information
Developed by
Yahoo Licensing
Open Source (BSD-3-Clause) and Free product.Written in
Alternatives
22 alternatives listedSupported Languages
- English
AlternativeTo Category
Web BrowsersGitHub repository
- 2,204 Stars
- 377 Forks
- 141 Open Issues
- Updated
Featured in Lists
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What is Yahoo! YSlow?
YSlow analyzes web pages and suggests ways to improve their performance based on a set of rules for high performance web pages. YSlow is a Firefox add-on integrated with the Firebug web development tool. YSlow grades web page based on one of three predefined ruleset or a user-defined ruleset. It offers suggestions for improving the pages performance, summarizes the pages components, displays statistics about the page, and provides tools for performance analysis, including Smush.it™ and JSLint.