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Apollo is a reliable configuration management system suitable for microservice configuration management scenarios.
🔥 人人可用的开源 BI 工具，数据可视化神器。An open-source BI tool alternative to Tableau.
Hystrix is a latency and fault tolerance library designed to isolate points of access to remote systems, services and 3rd party libraries, stop cascading failure and enable resilience in complex distributed systems where failure is inevitable.
GraalVM compiles applications into native executables that start instantly, scale fast, and use fewer compute resources 🚀
flink learning blog. http://www.54tianzhisheng.cn/ 含 Flink 入门、概念、原理、实战、性能调优、源码解析等内容。涉及 Flink Connector、Metrics、Library、DataStream API、Table API & SQL 等内容的学习案例，还有 Flink 落地应用的大型项目案例（PVUV、日志存储、百亿数据实时去重、监控告警）分享。欢迎大家支持我的专栏《大数据实时计算引擎 Flink 实战与性能优化》
MIT Deep Learning Book in PDF format (complete and parts) by Ian Goodfellow, Yoshua Bengio and Aaron Courville
JanusGraph: an open-source, distributed graph database
Picocli is a modern framework for building powerful, user-friendly, GraalVM-enabled command line apps with ease. It supports colors, autocompletion, subcommands, and more. In 1 source file so apps can include as source & avoid adding a dependency. Written in Java, usable from Groovy, Kotlin, Scala, etc.
PowerMock is a Java framework that allows you to unit test code normally regarded as untestable.
A better compressed bitset in Java: used by Apache Spark, Netflix Atlas, Apache Pinot, Tablesaw, and many others
Java dataframe and visualization library
Apache Linkis builds a computation middleware layer to facilitate connection, governance and orchestration between the upper applications and the underlying data engines.
DataSphereStudio is a one stop data application development& management portal, covering scenarios including data exchange, desensitization/cleansing, analysis/mining, quality measurement, visualization, and task scheduling.
Eclipse Collections is a collections framework for Java with optimized data structures and a rich, functional and fluent API.
A modular and portable open source XMPP client library written in Java for Android and Java (SE) VMs
Extract tables from PDF files
SirixDB is an an embeddable, bitemporal, append-only database system and event store, storing immutable lightweight snapshots. It keeps the full history of each resource. Every commit stores a space-efficient snapshot through structural sharing. It is log-structured and never overwrites data. SirixDB uses a novel page-level versioning approach.
Gradle/Maven plugin to package Java applications as native Windows, MacOS, or Linux executables and create installers for them.
Immutable in-memory R-tree and R*-tree implementations in Java with reactive api
An Android library containing a simple TableView and an advanced SortableTableView providing a lot of customisation possibilities to fit all needs.
Android ImageView that supports different radii on each corner.
Contributed code examples from O'Reilly Android Cookbook. See #user-content-table README below!
True Object-Oriented Java Web Framework without NULLs, Static Methods, Annotations, and Mutable Objects