Raygun - Raygun gives developers meaningful insights into problems affecting their applications. Discover issues - Understand the problem - Fix things faster.
StatCounter - StatCounter is a simple but powerful real-time web analytics service that helps you track, analyse and understand your visitors so you can make good decisions to become more successful online.
Kafka - Apache Kafka is publish-subscribe messaging rethought as a distributed commit log.
Histats - Start tracking your visitors in 1 minute!
Snare - Snare is well known historically as a leader in the event log space.
Matomo - Matomo is an open-source web analytics platform