neXpert
neXpert is an add-on to Fiddler Web Debugger which aids in performance testing web applications.
15 Alternatives To neXpert
DareBoost
DareBoost is an online tool to test, analyze and monitor your website: speed, SEO, quality, security. All you need for website optimization in a single service.
Fiddler
Fiddler is a debugging program for websites.
GTmetrix
GTmetrix is a free tool that analyzes your page’s speed performance. Using PageSpeed and YSlow, GTmetrix generates scores for your pages and offers actionable recommendations on how to fix them.
Google Lighthouse
Lighthouse is an open-source, automated tool for improving the quality of web pages.
HTTPNetworkSniffer
packet sniffer tool that captures all HTTP requests/responses sent between the Web browser and the Web server and displays them in a simple table
Moz
Backed by industry-leading data and the largest community of SEOs on the planet, Moz builds tools that make inbound marketing easy.
Postman Collections
Biggest library of ready-made API collections for Postman
SEO PowerSuite
Get all SEO tools in one pack - download free edition of SEO PowerSuite and get top 10 rankings for your site on Google and other search engines!
Site Relic
Find out how much time take to load your site from multiple location across devices.
Site monitoring
Free open-source website monitoring software, easy to set up and use for monitoring web sites.
StatusCake Tools
StatusCake Tools allows you to check the speed and load time of your website.
WebPagetest
Run a free website speed test from multiple locations around the globe using real browsers…
Yellow Lab Tools
Website test that checks performance and HTML, CSS and JavaScript quality.
calibre
Ebook manager, viewer & converter