A lightweight timer/cron agents framework for Java applications

Feign makes writing java http clients easier

Always know what to expect from your data.

Open-Source Web UI for Apache Kafka Management

Java implementation of an Envoy gRPC control plane

A framework for Engineering Managers

AGI's query engine - Platform for building AI that can learn and answer questions over federated data.

Learn how to design large-scale systems. Prep for the system design interview. Includes Anki flashcards.

Apache Kyuubi is a distributed and multi-tenant gateway to provide serverless SQL on data warehouses and lakehouses.

Apache Superset is a Data Visualization and Data Exploration Platform

Rapid ETL/ELT-connectors/pipeline development leveraged on top of Apache Spark

A pattern-based approach for learning technical interview questions

Apache Spark - A unified analytics engine for large-scale data processing

DataSphereStudio is a one stop data application development& management portal, covering scenarios including data exchange, desensitization/cleansing, analysis/mining, quality measurement, visualiz…

Powerful event-bus optimized for high throughput in multi-threaded applications. Features: Sync and Async event publication, weak/strong references, event filtering, annotation driven

A distributed data integration framework that simplifies common aspects of big data integration such as data ingestion, replication, organization and lifecycle management for both streaming and bat…

OVal - the object validation framework for Java

Generic Data Ingestion & Dispersal Library for Hadoop

Dr. Elephant is a job and flow-level performance monitoring and tuning tool for Apache Hadoop and Apache Spark

REST job server for Apache Spark

A tool for secrets management, encryption as a service, and privileged access management

Official repository of Trino, the distributed SQL query engine for big data, formerly known as PrestoSQL (https://trino.io)

JVM Profiler Sending Metrics to Kafka, Console Output or Custom Reporter

Deequ is a library built on top of Apache Spark for defining "unit tests for data", which measure data quality in large datasets.

former home of the groovy programming language, moved to https://github.com/apache/groovy

An extensible distributed system for reliable nearline data streaming at scale

A Directed Acyclic Graph task dependency scheduler designed to simplify complex distributed pipelines

Open source platform for X.509 certificate based service authentication and fine grained access control in dynamic infrastructures. Athenz supports provisioning and configuration (centralized autho…