RUM Usage Statistics and Market Share in Luxembourg (.lu)
We are tracking usage statistics and market share for 13 web technologies in the RUM market in Luxembourg (.lu). As of November 2025, the most popular web technology in RUM in Luxembourg (.lu) is Boomerang, with 41% market share. In second place is New Relic, with 27%. After that, Datadog holds 12%, followed by Akamai mPulse with 3% and Instana with 3%. Top 5 web technologies together account for 86% of the market. The remaining 8 web technologies in RUM collectively have a 14% market share. Global RUM market share report is available here.
About RUM
Real user monitoring (RUM), also known as real-user measurement, real-user metrics, or end-user experience monitoring is a passive monitoring technology that records all user interaction with a website or client interacting with a server or cloud-based application.
We are tracking 13 different technologies in RUM.
There are 581 websites using RUM in Luxembourg (.lu websites) in out database.
RUM Usage Statistics and Market Share in Luxembourg (.lu) in November 2025
#1 Boomerang 
40.62%
Boomerang is a JavaScript library that measures website performance by recording load times from the user's perspective. It provides insights into how quickly a webpage loads and helps identify areas for optimization. Boomerang is designed to be lightweight and can be used to track various metrics like page load time, initial paint time, and time to interactive.
#2 New Relic 
27.37%
New Relic is an American software analytics company based in San Francisco, California.
#3 Datadog 
12.05%
Datadog is a cloud-based platform that provides real-time monitoring, analytics, and troubleshooting for applications and infrastructure. It integrates with various tools and services to collect, visualize, and analyze performance data, helping teams detect and resolve issues quickly to ensure optimal system performance.
#4 Akamai mPulse 
9.64%
Akamai mPulse is a Real User Monitoring (RUM) solution that provides insights into website performance by collecting and analyzing data from actual user interactions, enabling organizations to identify and resolve issues that affect user experience in real-time.
#5 Instana 
3.10%
Instana is a real-time performance monitoring and observability platform that provides automated, end-to-end visibility into applications and microservices, enabling efficient troubleshooting, performance optimization, and proactive monitoring. It uses machine learning to automatically discover and instrument applications, and offers detailed insights into transaction traces, metrics, logs, and traces for seamless debugging and performance analysis.
#6 web-vitals 
2.75%
web-vitals is a set of JavaScript libraries provided by Google Chrome to help developers measure and improve the performance, interactivity, and visual experience of web pages. It includes functions to calculate and categorize key performance metrics like Largest Contentful Paint, First Input Delay, and Cumulative Layout Shift.
#7 Microsoft Application Insights 
1.38%
Microsoft Application Insights is a cloud-based tool that helps developers and operations teams monitor and analyze the performance, availability, and usage of their applications in real-time. It provides detailed insights into application behavior, identifies bottlenecks and anomalies, and allows for proactive maintenance and troubleshooting. Application Insights can be easily integrated into various .
#8 Elastic APM 
1.03%
Elastic APM is a performance monitoring tool that helps developers and operations teams detect and troubleshoot application issues in real-time across various environments. It provides detailed insights into application performance, user experience, and backend transactions. Elastic APM integrates with Elasticsearch and Kibana for comprehensive analytics and visualization. It supports multiple programming languages and frameworks, making it versatile for different tech stacks.
#9 Raygun 
0.69%
Raygun is a real-time issue tracking and monitoring tool for developers, helping them quickly identify, prioritize, and fix bugs and performance issues in their applications. It provides detailed error reports, including stack traces, request data, and environment information, and enables seamless collaboration with team members to address problems efficiently.
#10 AppDynamics 
0.69%
AppDynamics is a cloud-based application performance management (APM) tool that helps organizations monitor and optimize the performance of their applications in real-time. It provides detailed insights into application behavior, infrastructure performance, and user experience, enabling IT teams to quickly identify and resolve issues.
#11 Uptrends 
0.34%
Uptrends is a monitoring and alerting tool that allows businesses to track the performance and availability of their websites, applications, and IT infrastructure. It includes features for issue tracking and management. The platform enables users to proactively identify and resolve issues to ensure optimal uptime and user satisfaction. Uptrends provides detailed reports and notifications to help maintain smooth operation.
#12 Site24x7 
0.17%
Site24x7 is a comprehensive application performance monitoring (APM) solution that offers real-user monitoring (RUM) to track and analyze end-user experience across different devices and locations, ensuring that applications perform optimally and providing actionable insights for better performance. Site24x7 (https://www.site24x7.
#13 Eggplant 
0.17%
Eggplant RUM is a software tool for conducting automated and manual usability testing and performance testing of web applications, mobile apps, and desktop software. It allows users to create, run, and analyze test cases to identify and fix usability and performance issues. The tool supports a variety of test types, including functional, regression, load, and accessibility testing.
RUM Market Share History in Luxembourg (.lu) in Last 12 Months
