Raygun - Raygun gives developers meaningful insights into problems affecting their applications. Discover issues - Understand the problem - Fix things faster.

MailChimp - MailChimp is the best way to design, send, and share email newsletters.

Kafka - Apache Kafka is publish-subscribe messaging rethought as a distributed commit log.

Percolator - Percolator: the always fun, supremely unique photo app that is sure to surprise you! FEATURES:

Sentry.io - From error tracking to performance monitoring, developers can see what actually matters, solve quicker, and learn continuously about their applications - from the frontend to the backend.

Graylog - Graylog is an open source log management platform for collecting, indexing, and analyzing both structured and unstructured data.