thingsboard / thingsboard

All-in-one IoT Platform - Device management, data collection, processing and visualization.

questdb / questdb

QuestDB is a high performance, open-source, time-series database

flowable / flowable-engine

A compact and highly efficient workflow and Business Process Management (BPM) platform for developers, system admins and business users.

languagetool-org / languagetool

Style and Grammar Checker for 25+ Languages

apache / fesod

Fast. Easy. Done. Processing spreadsheets without worrying about large files causing OOM.

stanfordnlp / CoreNLP

CoreNLP: A Java suite of core NLP tools for tokenization, sentence segmentation, NER, parsing, coreference, sentiment analysis, etc.

hazelcast / hazelcast

Hazelcast is a unified real-time data platform combining stream processing with a fast data store, allowing customers to act instantly on data-in-motion for real-time insights.

oshi / oshi

Native Operating System and Hardware Information

camunda / camunda

Process Orchestration Framework

immutables / immutables

Java annotation processor to create immutable objects and builders, for records too. Sweep boilerplate code under the rug!

sepinf-inc / IPED

IPED Digital Forensic Tool. It is an open source software that can be used to process and analyze digital evidence, often seized at crime scenes by law enforcement or in a corporate investigation by private examiners.

MarginaliaSearch / MarginaliaSearch

Internet search engine for text-oriented websites. Indexing the small, old and weird web.

elastic / logstash

Logstash - transport and process your logs, events, or other data

Activiti / Activiti

Activiti is a light-weight workflow and Business Process Management (BPM) Platform targeted at business people, developers and system admins. Its core is a super-fast and rock-solid BPMN 2 process engine for Java. It's open-source and distributed under the Apache license. Activiti runs in any Java application, on a server, on a cluster or in the cloud. It integrates perfectly with Spring, it is extremely lightweight and based on simple concepts.

apache / beam

Apache Beam is a unified programming model for Batch and Streaming data processing.

mapstruct / mapstruct

An annotation processor for generating type-safe bean mappers

apache / hudi

Upserts, Deletes And Incremental Processing on Big Data.

Netflix / maestro

Maestro: Netflix’s Workflow Orchestrator

prometheus / jmx_exporter

A process for collecting metrics using JMX MBeans for Prometheus consumption

jobrunr / jobrunr

An extremely easy way to perform background processing in Java. Backed by persistent storage. Open and free for commercial use.

spring-projects / spring-batch

Spring Batch is a framework for writing batch applications using Java and Spring

manifold-systems / manifold

Manifold is a Java compiler plugin, its features include Metaprogramming, Properties, Extension Methods, Operator Overloading, Templates, a Preprocessor, and more.

apache / sedona

A cluster computing framework for processing large-scale geospatial data

JakeWharton / ProcessPhoenix

Process Phoenix facilitates restarting your application process.

alibaba / compileflow

🎨 core business process engine of Alibaba Halo platform, best process engine for trade scenes. | 一个高性能流程编排引擎

neo4j-contrib / neo4j-apoc-procedures

Awesome Procedures On Cypher for Neo4j - codenamed "apoc"                     If you like it, please ★ above ⇧            

apache / opennlp

Apache OpenNLP

siddhi-io / siddhi

Stream Processing and Complex Event Processing Engine

qupath / qupath

QuPath - Open-source bioimage analysis for research

apache / incubator-xtable

Apache XTable (incubating) is a cross-table converter for lakehouse table formats that facilitates interoperability across data processing systems and query engines.

bbottema / simple-java-mail

Simple API, Complex Emails (Jakarta Mail smtp wrapper)

CodeIntelligenceTesting / jazzer

Coverage-guided, in-process fuzzing for the JVM

dromara / skyeye

智能办公OA系统[SpringBoot2-快速开发平台]，适用于医院，学校，中小型企业等机构的管理。Activiti5.22+动态表单实现零java代码即可做到复杂业务的流程实施，同时包含文件在线操作、日志、考勤、CRM、ERP进销存、项目、拖拽式生成问卷、日程、笔记、计划、行政等多种复杂业务功能。同时，可进行授权二开。

lessthanoptimal / BoofCV

Fast computer vision library for SFM, calibration, fiducials, tracking, image processing, and more.

sksamuel / scrimage

JVM - Java, Kotlin, Scala image processing library

pentaho / mondrian

Mondrian is an Online Analytical Processing (OLAP) server that enables business users to analyze large quantities of data in real-time.

apache / ofbiz-framework

Apache OFBiz is an open source product for the automation of enterprise processes. It includes framework components and business applications for ERP, CRM, E-Business/E-Commerce, Supply Chain Management and Manufacturing Resource Planning. OFBiz provides a foundation and starting point for reliable, secure and scalable enterprise solutions.

eszdman / PhotonCamera

Android Camera that uses Enhanced image processing

getrebuild / rebuild

最新版全面支持AI智能！通过自然语言操作业务数据，支持 Skills/工具/知识库/MCP。高度可配置化的国产企业管理系统，企业内部可免费商用！零代码/低代码快速搭建WMS库存管理、MES生产报工、CRM客户管理、HRM人事管理，以及 TMS/ERP 等

FasterXML / jackson-annotations

Core annotations (annotations that only depend on jackson-core) for Jackson data processor

spring-cloud / spring-cloud-stream

Framework for building Event-Driven Microservices

nielsbasjes / yauaa

Yet Another UserAgent Analyzer

retrooper / packetevents

PacketEvents is a protocol library tailored to Minecraft Java Edition, designed to facilitate the processing and transmission of packets.

zeroturnaround / zt-exec

ZeroTurnaround Process Executor

LegacyLands / legacy-lands-library

Enterprise-grade modular framework for Minecraft server development with multi-tier caching, Redis Streams, resilient data processing, and modern Java concurrency. Built on Fairy Framework for production-scale plugin development.

apache / streampipes

Apache StreamPipes - A self-service (Industrial) IoT toolbox to enable non-technical users to connect, analyze and explore IoT data streams.

google / compile-testing

Testing tools for javac and annotation processors

Esri / geometry-api-java

The Esri Geometry API for Java enables developers to write custom applications for analysis of spatial data. This API is used in the Esri GIS Tools for Hadoop and other 3rd-party data processing solutions.

entropy-cloud / nop-entropy

Nop Platform 2.0 is a next-generation low-code development platform built from scratch based on the principles of reversible computation, adopting a language-oriented programming paradigm. It includes a suite of fully designed engines such as a GraphQL engine, ORM engine, workflow engine, reporting engine, rule engine, and batch processing engine,

pivovarit / parallel-collectors

Parallel Collectors is a toolkit easing parallel collection processing in Java using Stream API.

imgly / pesdk-android-demo

PhotoEditor SDK: A fully customizable photo editor for your app.

scalecube / scalecube-services

Microservices library - scalecube-services is a high throughput, low latency reactive microservices library built to scale. It features: API-Gateways, service-discovery, service-load-balancing, the architecture supports plug-and-play service communication modules and features. built to provide performance and low-latency real-time stream-processing

FasterXML / jackson-dataformat-xml

Extension for Jackson JSON processor that adds support for serializing POJOs as XML (and deserializing from XML) as an alternative to JSON

biojava / biojava

:book::microscope::coffee: BioJava is an open-source project dedicated to providing a Java library for processing biological data.

eclipse-kura / kura

Eclipse Kura™ is a versatile framework to supercharge your edge devices, streamlining the process of configuring your gateway, connecting sensors, and IoT devices to seamlessly collect, process, and send data to the cloud.

ExtractPDF4J / ExtractPDF4J

Java PDF table extraction & OCR library. Extract structured tables from text-based and scanned PDFs using stream, lattice (OpenCV-style grid detection), and hybrid parsing.

processing / processing4

Source code for Processing, the software sketchbook and Java-based programming language for students, artists, designers, educators, hobbyists, and creative coders. Includes the core library, and editor (PDE)

opencast / opencast

The free and open source solution for automated video capture and distribution at scale.

domaframework / doma

DAO oriented database mapping framework for Java