RegViz
Proxyman.io
Ray
RegExr
HTTPDump
Regulex
Cloud Middleman
Nudge for Prototypes
DebugBear
SpeedCurve
GTmetrix
Wattspeed
Proxyman.io
Pingdom
HTTP Toolkit
PageSpeed Insights
Monitor the performance of your website and benchmark against the competition. Get alerted in Slack or by email when there's a problem.
Continuously test the speed of your website in a controlled lab environment and get in-depth reports to optimize your site. DebugBear is built on top of Lighthouse, but provides debug data that goes far beyond the basic Lighthouse report.
In addition to the lab data, DebugBear also keeps track of the real-user data collected by Google.
RegViz DebugBearProxyman.io - Proxyman is a high-performance macOS app, which enables developers to view HTTP/HTTPS requests from apps and domains.
SpeedCurve - Monitor your front-end. Beat the competition
Ray - The super remote that changes your TV forever
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.
RegExr - RegExr.com is an online tool to learn, build, and test Regular Expressions.
Wattspeed - Wattspeed helps you measure and monitor the performance of your website.