Smart, effective tools for your applications.

We build world-class open source tools to help you build world-class applications.


Simple, efficient background processing for Ruby.

  • Background and scheduled jobs
  • Web-based management UI in 19 different languages
  • Error handling, retries with exponential backoff
  • Extensible middleware and full Ruby API
  • Dead job queue
  • Resque compatible

Application infrastructure monitoring, reimagined.

  • Monitor your machines and critical services
  • Write simple rules to verify real-time metrics
  • Alert staff or restart misbehaving processes
  • Signal application deploys to silence alerts
  • Integrates with modern init systems
  • Works with Linux 3.0+

Open Source

Open source-based. It's the right way to build systems.

Our products are all open source-based, with an open source, free version and a commercial variant with additional features and support options. Building commercial products on top of an open source core means the software will be maintained and supported for years to come.


Rookie of the Year
Ruby Hero