Profiler for Java web applications

XRebel is a browser widget that profiles your application server all the time. It raises issues with slow requests and excessive IO, allowing you to quickly find the root cause. XRebel enables developers to create better software faster!

XRebel t-shirt

Start writing kickass code today! And do it in a free t-shirt*.

XRebel-signup *T-shirts only available to new users who configure XRebel in Belgium, Canada, Czech Republic, Estonia, Finland, France, Germany, Ireland, Italy, Mexico, Netherlands, Norway, Poland, Portugal, Spain, Sweden, Switzerland, United Kingdom, and the United States.

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Key features

Application profiling

Track the time spent on each request. Find slow methods and make them run faster.

Messages and jobs

Monitor messages and background jobs. Fix resource hogs.

Database and NoSQL

Get insight into database activity. Spot methods that query too much.


Discover hidden exceptions. Follow the stack trace and fix the problems.

Web services and RMI

Get a detailed overview of invocations executed. Detect slow calls.


Find relevant info without digging. View only the logs emitted during requests.

Questions? Email us at Happy coding!