Opbeat - Application monitoring for developers
Guava - Google core libraries for Java 6+.
AppSignal - We monitor the software that makes your customers happy.
DataGrip - Tool for SQL and databases
NewRelic - New Relic is a Software Analytics company that makes sense of billions of metrics across millions of apps. We help the people who build modern software understand the stories their data is trying to tell them.
Lombok - Application and Data, Languages & Frameworks, and Java Tools