Distributed and fault-tolerant realtime computation: stream processing, continuous computation, distributed RPC, and more

A damn simple library for building production-ready RESTful web services.

📈 Capturing JVM- and application-level metrics. So you know what's going on.

Yahoo! Cloud Serving Benchmark

An application observability facade for the most popular observability tools. Think SLF4J, but for observability.

The official AWS SDK for Java 1.x (In Maintenance Mode, End-of-Life on 12/31/2025). The AWS SDK for Java 2.x is available here: https://github.com/aws/aws-sdk-java-v2/

The Jdbi library provides convenient, idiomatic access to relational databases in Java and other JVM technologies such as Kotlin, Clojure or Scala.

Spring integration for Metrics

New project location is:https://github.com/wro4j/wro4j

Huge Collections for Java using efficient off heap storage

Multidimensional data storage with rollups for numerical data

A distributed task queue worker designed for throughput, parallelism, and clustering.

A Java library for accessing the Cassandra database

Parse CLI command lines

A few, straightforward examples which shows how to use Typesafe's Config library and HOCON.

DEPRECATED: Provides metrics for jDBI using codahale's metrics library; this code has been merged with slight changes into the metrics-jdbi library (as of version BETA18)