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Tools, deren Repository GitHub überwiegend als Java meldet.

171 Tools

Spring Boot

Spring Boot helps you to create Spring-powered, production-grade applications and services with absolute minimum fuss.

Sprache
Java
Lizenz
Apache-2.0
Sterne
82k
Neuestes Release
v4.1.2
Letzter Push
2026-11-12
Elasticsearch

Free and Open Source, Distributed, RESTful Search Engine

Sprache
Java
Lizenz
Other
Sterne
79k
Neuestes Release
v9.5.6
Letzter Push
2026-11-12
Termux

Termux - a terminal emulator application for Android OS extendible by variety of packages.

Sprache
Java
Lizenz
Other
Sterne
65k
Neuestes Release
v0.118.3
Letzter Push
2026-11-05
NewPipe

A libre lightweight streaming front-end for Android.

Sprache
Java
Lizenz
GPL-3.0
Sterne
41k
Neuestes Release
v0.29.3
Letzter Push
2026-11-11
Halo

Halo 是一款强大易用的开源建站工具,从个人博客、知识库,到企业官网、在线商城,Halo 都能助您轻松实现,一站式满足您的多样化建站需求。

Sprache
Java
Lizenz
GPL-3.0
Sterne
40k
Neuestes Release
v2.27.2
Letzter Push
2026-11-12
Keycloak

Open Source Identity and Access Management For Modern Applications and Services

Sprache
Java
Lizenz
Apache-2.0
Sterne
38k
Neuestes Release
26.8.2
Letzter Push
2026-11-12
SmartTube

Browse media content with your own rules on Android TV

Sprache
Java
Lizenz
MIT
Sterne
36k
Neuestes Release
32.71s
Letzter Push
2026-11-12
Conductor

Conductor is an event driven agentic workflow engine providing durable and highly resilient execution engine for applications and AI Agents

Sprache
Java
Lizenz
Apache-2.0
Sterne
32k
Neuestes Release
v3.33.0
Letzter Push
2026-11-11
XXL-JOB

A distributed task scheduling framework.(分布式任务调度平台XXL-JOB)

Sprache
Java
Lizenz
GPL-3.0
Sterne
31k
Neuestes Release
3.5.0
Letzter Push
2026-10-09
Kestra

Orchestrate everything, everywhere. The open-source control plane for workflows across data, infrastructure, business processes and AI agents. Declarative YAML, event-driven, any language, Git-versioned, scalable to millions of executions.

Sprache
Java
Lizenz
Apache-2.0
Sterne
30k
Neuestes Release
v2.0.9
Letzter Push
2026-11-12
Chat2DB

Chat2DB is a free, cross-platform, local-first database client and SQL workspace for developers, DBAs, analysts, and data teams. Connect to 40+ databases, manage data, edit and run SQL, and use your own AI model to generate, explain, and optimize queries. Available on desktop, web, Docker, and CLI, with MCP support.

Sprache
Java
Lizenz
Other
Sterne
28k
Neuestes Release
v5.3.8
Letzter Push
2026-11-11
Bazel

a fast, scalable, multi-language and extensible build system

Sprache
Java
Lizenz
Apache-2.0
Sterne
26k
Neuestes Release
9.3.2
Letzter Push
2026-11-12
DataEase

🔥 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.

Sprache
Java
Lizenz
Other
Sterne
25k
Neuestes Release
v3.2.1
Letzter Push
2026-11-12
Apache ShardingSphere

Empowering Data Intelligence with Distributed SQL for Sharding, Scalability, and Security Across All Databases.

Sprache
Java
Lizenz
Apache-2.0
Sterne
21k
Neuestes Release
5.5.3
Letzter Push
2026-11-12
QuestDB

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

Sprache
Java
Lizenz
Apache-2.0
Sterne
18k
Neuestes Release
10.2.0
Letzter Push
2026-11-12
DataX

DataX是阿里云DataWorks数据集成的开源版本。

Sprache
Java
Lizenz
Other
Sterne
17k
Neuestes Release
datax_v202309
Letzter Push
2026-07-07
Presto

The official home of the Presto distributed SQL query engine for big data

Sprache
Java
Lizenz
Apache-2.0
Sterne
17k
Neuestes Release
0.300
Letzter Push
2026-11-11
Cryptomator

Cryptomator for Windows, macOS, and Linux: Secure client-side encryption for your cloud storage, ensuring privacy and control over your data.

Sprache
Java
Lizenz
GPL-3.0
Sterne
16k
Neuestes Release
1.19.6
Letzter Push
2026-11-11
OneDev

The Unified and Autonomous Development Platform

Sprache
Java
Lizenz
MIT
Sterne
15k
Neuestes Release
v17.2.0
Letzter Push
2026-11-12
SuperTokens

Open source alternative to Auth0 / Firebase Auth / AWS Cognito

Sprache
Java
Lizenz
Other
Sterne
15k
Neuestes Release
v12.5.0
Letzter Push
2026-11-06
Logstash

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

Sprache
Java
Lizenz
Other
Sterne
15k
Neuestes Release
v9.5.6
Letzter Push
2026-11-11
Vert.x

Vert.x is a tool-kit for building reactive applications on the JVM

Sprache
Java
Lizenz
Other
Sterne
15k
Neuestes Release
5.2.3
Letzter Push
2026-11-11
XPipe

Access your entire server infrastructure from your local desktop

Sprache
Java
Lizenz
Apache-2.0
Sterne
15k
Neuestes Release
24.10
Letzter Push
2026-11-11
Apache DolphinScheduler

Apache DolphinScheduler is the modern data orchestration platform. Agile to create high performance workflow with low-code

Sprache
Java
Lizenz
Apache-2.0
Sterne
15k
Neuestes Release
3.4.3
Letzter Push
2026-11-11
Pinpoint

APM, (Application Performance Management) tool for large-scale distributed systems.

Sprache
Java
Lizenz
Apache-2.0
Sterne
14k
Neuestes Release
v4.0.1
Letzter Push
2026-11-12
Aegis

A free, secure and open source app for Android to manage your 2-step verification tokens.

Sprache
Java
Lizenz
GPL-3.0
Sterne
14k
Neuestes Release
v3.4.3
Letzter Push
2026-09-06
Trino

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

Sprache
Java
Lizenz
Apache-2.0
Sterne
14k
Neuestes Release
484
Letzter Push
2026-11-12
Debezium

Change data capture for a variety of databases. Please log issues at https://github.com/debezium/dbz/issues.

Sprache
Java
Lizenz
Apache-2.0
Sterne
13k
Neuestes Release
v3.7.1.Final
Letzter Push
2026-11-11
Paper

The most widely used, high performance Minecraft server that aims to fix gameplay and mechanics inconsistencies

Sprache
Java
Lizenz
Other
Sterne
13k
Neuestes Release
26.2
Letzter Push
2026-11-11
StarRocks

The world's fastest open query engine for sub-second analytics both on and off the data lakehouse. With the flexibility to support nearly any scenario, StarRocks provides best-in-class performance for multi-dimensional analytics, real-time analytics, and ad-hoc queries. A Linux Foundation project.

Sprache
Java
Lizenz
Apache-2.0
Sterne
12k
Neuestes Release
4.1.7
Letzter Push
2026-11-12
Apereo CAS

Apereo CAS - Identity & Single Sign On for all earthlings and beyond.

Sprache
Java
Lizenz
Apache-2.0
Sterne
11k
Neuestes Release
v8.0.3
Letzter Push
2026-11-12
AutoMQ

Diskless Kafka® on S3. 10x Cost-Effective. No Cross-AZ Traffic Cost. Autoscale in seconds. Single-digit ms latency. Multi-AZ Availability.

Sprache
Java
Lizenz
Apache-2.0
Sterne
11k
Neuestes Release
1.7.5-rc3
Letzter Push
2026-11-12
Apache Cassandra

Open source transactional distributed database. Linear scalability and proven fault-tolerance on commodity hardware or cloud infrastructure without compromising performance.

Sprache
Java
Lizenz
Apache-2.0
Sterne
10k
Neuestes Release
cassandra-5.0.9
Letzter Push
2026-11-11
Spinnaker

Spinnaker is an open source, multi-cloud continuous delivery platform for releasing software changes with high velocity and confidence.

Sprache
Java
Lizenz
Apache-2.0
Sterne
9.8k
Neuestes Release
spinnaker-release-2026.4.1
Letzter Push
2026-11-12
Apache SeaTunnel

SeaTunnel is a multimodal, high-performance, distributed, massive data integration tool.

Sprache
Java
Lizenz
Apache-2.0
Sterne
9.8k
Neuestes Release
v3.0.0
Letzter Push
2026-11-11
Checkstyle

Checkstyle is a development tool to help programmers write Java code that adheres to a coding standard. By default it supports the Google Java Style Guide and Sun Code Conventions, but is highly configurable. It can be invoked with an ANT task and a command line program.

Sprache
Java
Lizenz
LGPL-2.1
Sterne
9.6k
Neuestes Release
checkstyle-14.4.0
Letzter Push
2026-11-12
Apache JMeter

Apache JMeter open-source load testing tool for analyzing and measuring the performance of a variety of services

Sprache
Java
Lizenz
Apache-2.0
Sterne
9.6k
Neuestes Release
rel/v5.6.3
Letzter Push
2026-11-05
Apache ShenYu

Apache ShenYu is a Java native API Gateway for service proxy, protocol conversion and API governance.

Sprache
Java
Lizenz
Apache-2.0
Sterne
8.9k
Neuestes Release
v2.7.2
Letzter Push
2026-11-12
Apache Beam

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

Sprache
Java
Lizenz
Apache-2.0
Sterne
8.7k
Neuestes Release
v2.77.0
Letzter Push
2026-11-12
Graylog

Free and open log management

Sprache
Java
Lizenz
Other
Sterne
8.2k
Neuestes Release
7.2.2
Letzter Push
2026-11-12
Traccar

Open source GPS tracking platform - self-hosted or managed, 200+ device protocols

Sprache
Java
Lizenz
Apache-2.0
Sterne
8.1k
Neuestes Release
v6.17.0
Letzter Push
2026-11-12
PowerJob

Enterprise job scheduling middleware with distributed computing ability.

Sprache
Java
Lizenz
Apache-2.0
Sterne
7.8k
Neuestes Release
v5.1.7
Letzter Push
2026-10-01
Dependency-Check

OWASP dependency-check is a software composition analysis utility that detects publicly disclosed vulnerabilities in application dependencies.

Sprache
Java
Lizenz
Apache-2.0
Sterne
7.8k
Neuestes Release
v13.0.0
Letzter Push
2026-11-11
GoCD

GoCD - Continuous Delivery server main repository

Sprache
Java
Lizenz
Apache-2.0
Sterne
7.4k
Neuestes Release
26.1.0
Letzter Push
2026-11-10
GraphHopper

Open source routing engine for OpenStreetMap. Use it as Java library or standalone web server.

Sprache
Java
Lizenz
Apache-2.0
Sterne
6.8k
Neuestes Release
11.1
Letzter Push
2026-11-12
Apache Zeppelin

Web-based notebook that enables data-driven, interactive data analytics and collaborative documents with SQL, Scala and more.

Sprache
Java
Lizenz
Apache-2.0
Sterne
6.7k
Neuestes Release
v0.12.1
Letzter Push
2026-11-12
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.

Sprache
Java
Lizenz
Other
Sterne
6.6k
Neuestes Release
v5.7.0
Letzter Push
2026-11-12
Apache Pinot

Apache Pinot: a real-time analytics database for low-latency SQL and vector search, serving user-facing and agent-facing applications

Sprache
Java
Lizenz
Apache-2.0
Sterne
6.2k
Neuestes Release
release-1.6.0
Letzter Push
2026-11-11
JanusGraph

JanusGraph: an open-source, distributed graph database

Sprache
Java
Lizenz
Other
Sterne
5.9k
Neuestes Release
v1.2.0
Letzter Push
2026-10-28
RStudio

RStudio is an integrated development environment (IDE) for R

Sprache
Java
Lizenz
Other
Sterne
5.1k
Neuestes Release
v2026.10.1+239
Letzter Push
2026-11-11
OpenGrok

OpenGrok is a fast and usable source code search and cross reference engine, written in Java

Sprache
Java
Lizenz
Other
Sterne
5k
Neuestes Release
1.14.21
Letzter Push
2026-11-11
MockServer

MockServer is an HTTP(S) mock server and proxy for testing that lets you mock APIs, inspect and modify live traffic, and inject failures. It supports HTTP/1.1, HTTP/2, gRPC, WebSockets, TCP and more on a single port, with additional support for HTTP/3, message brokers, and AI/LLM APIs.

Sprache
Java
Lizenz
Apache-2.0
Sterne
5k
Neuestes Release
mockserver-9.2.0
Letzter Push
2026-11-12
OrientDB

OrientDB is the most versatile DBMS supporting Graph, Document, Reactive, Full-Text and Geospatial models in one Multi-Model product. OrientDB can run distributed (Multi-Master), supports SQL, ACID Transactions, Full-Text indexing and Reactive Queries.

Sprache
Java
Lizenz
Apache-2.0
Sterne
5k
Neuestes Release
3.2.58
Letzter Push
2026-11-09
JabRef

Desktop app for managing BibTeX and BibLaTeX (.bib) libraries

Sprache
Java
Lizenz
MIT
Sterne
4.9k
Neuestes Release
v5.15
Letzter Push
2026-11-11
FairEmail

Fully featured, open source, privacy friendly email app for Android

Sprache
Java
Lizenz
GPL-3.0
Sterne
4.8k
Neuestes Release
1.2340
Letzter Push
2026-11-10
Ant Media Server

Ant Media Server — Ultra-low latency streaming engine with WebRTC (~0.5s), SRT, RTMP, HLS, CMAF, adaptive bitrate, transcoding & scaling

Sprache
Java
Lizenz
Other
Sterne
4.7k
Neuestes Release
ams-v3.1.0
Letzter Push
2026-11-12
Freeplane

Application for Mind Mapping, Knowledge Management, Project Management. Develop, organize and communicate your ideas and knowledge in the most effective way.

Sprache
Java
Lizenz
GPL-2.0
Sterne
4.5k
Neuestes Release
release-1.13.5
Letzter Push
2026-11-11
Dependency-Track

Dependency-Track is an intelligent Component Analysis platform that allows organizations to identify and reduce risk in the software supply chain.

Sprache
Java
Lizenz
Apache-2.0
Sterne
4.4k
Neuestes Release
5.2.1
Letzter Push
2026-11-11
Portfolio Performance

Track and evaluate the performance of your investment portfolio across stocks, cryptocurrencies, and other assets.

Sprache
Java
Lizenz
EPL-1.0
Sterne
4.2k
Neuestes Release
0.90.0
Letzter Push
2026-11-10
SpotBugs

SpotBugs is FindBugs' successor. A tool for static analysis to look for bugs in Java code.

Sprache
Java
Lizenz
LGPL-2.1
Sterne
4k
Neuestes Release
4.10.5
Letzter Push
2026-11-12
AKHQ

Kafka GUI for Apache Kafka to manage topics, topics data, consumers group, schema registry, connect and more...

Sprache
Java
Lizenz
Apache-2.0
Sterne
3.9k
Neuestes Release
0.28.0
Letzter Push
2026-11-10
CommaFeed

Google Reader inspired self-hosted personal RSS reader.

Sprache
Java
Lizenz
Apache-2.0
Sterne
3.6k
Neuestes Release
7.4.1
Letzter Push
2026-11-12
Bastillion

Bastillion gives you a clean, browser-based way to manage SSH access across all your systems—like a bastion host with a friendly dashboard.

Sprache
Java
Lizenz
Other
Sterne
3.6k
Neuestes Release
v6.0.4
Letzter Push
2026-11-12
Apache Paimon

Apache Paimon is a lake format that enables building a Realtime Lakehouse Architecture with Flink and Spark for both streaming and batch operations.

Sprache
Java
Lizenz
Apache-2.0
Sterne
3.4k
Neuestes Release
release-2.1.0
Letzter Push
2026-11-12
Apache Gravitino

World's most powerful open data catalog for building a high-performance, geo-distributed and federated metadata lake.

Sprache
Java
Lizenz
Apache-2.0
Sterne
3.4k
Neuestes Release
v1.3.1
Letzter Push
2026-11-12
Apache HugeGraph

A graph database that supports more than 100+ billion data, high performance and scalability (Include OLTP Engine & REST-API & Backends)

Sprache
Java
Lizenz
Apache-2.0
Sterne
3.2k
Neuestes Release
1.7.0
Letzter Push
2026-11-08
Photon

an open source geocoder for openstreetmap data

Sprache
Java
Lizenz
Apache-2.0
Sterne
3.2k
Neuestes Release
1.3.0
Letzter Push
2026-11-09
Openfire

An XMPP server licensed under the Open Source Apache License.

Sprache
Java
Lizenz
Apache-2.0
Sterne
3.1k
Neuestes Release
v5.1.2
Letzter Push
2026-11-11
Shutter Encoder

A professional video compression tool accessible to all, mostly based on FFmpeg.

Sprache
Java
Lizenz
GPL-3.0
Sterne
2.9k
Neuestes Release
20.5
Letzter Push
2026-11-09
Reitti

Reitti is a comprehensive personal location tracking and analysis application that helps you understand your movement patterns and significant places. The name "Reitti" comes from Finnish, meaning "route" or "path".

Sprache
Java
Lizenz
AGPL-3.0
Sterne
2.7k
Neuestes Release
v5.10.1
Letzter Push
2026-11-11
Purpur

Purpur is a drop-in replacement for Paper servers designed for configurability, and new fun and exciting gameplay features.

Sprache
Java
Lizenz
MIT
Sterne
2.4k
Neuestes Release
1.20.6
Letzter Push
2026-11-12
Marquez

Collect, aggregate, and visualize a data ecosystem's metadata

Sprache
Java
Lizenz
Apache-2.0
Sterne
2.3k
Neuestes Release
0.50.0
Letzter Push
2026-11-11
Apache Atlas

Apache Atlas - Open Metadata Management and Governance capabilities across the Hadoop platform and beyond

Sprache
Java
Lizenz
Apache-2.0
Sterne
2.2k
Neuestes Release
release-2.5.0
Letzter Push
2026-10-30
Glowstone

A fast, customizable and compatible open source server for Minecraft: Java Edition

Sprache
Java
Lizenz
Other
Sterne
2k
Neuestes Release
2021.8.0
Letzter Push
2026-10-26
alf.io

alf.io - The open source ticket reservation system for conferences, trade shows, workshops, meetups

Sprache
Java
Lizenz
GPL-3.0
Sterne
1.6k
Neuestes Release
2.0-M5-2609
Letzter Push
2026-11-08
BookLore

BookLore: A self-hosted, multi-user digital library with smart shelves, auto metadata, Kobo & KOReader sync, BookDrop imports, OPDS support, and a built-in reader for EPUB, PDF, and comics.

Sprache
Java
Lizenz
AGPL-3.0
Sterne
1.4k
Neuestes Release
v2.4.0
Letzter Push
2026-11-06
ArcadeDB

ArcadeDB Multi-Model Database, one DBMS that supports SQL, Cypher, Gremlin, HTTP/JSON, MongoDB and Redis. ArcadeDB is a conceptual fork of OrientDB, the first Multi-Model DBMS. ArcadeDB supports Vector Embeddings.

Sprache
Java
Lizenz
Apache-2.0
Sterne
1.3k
Neuestes Release
26.11.1
Letzter Push
2026-11-12
Sakai

Sakai is a freely available, feature-rich technology solution for learning, teaching, research and collaboration. Sakai is an open source software suite developed by a diverse and global adopter community.

Sprache
Java
Lizenz
ECL-2.0
Sterne
1.2k
Neuestes Release
25.2
Letzter Push
2026-11-11
HiveMQ Community Edition

HiveMQ CE is a Java-based open source MQTT broker that fully supports MQTT 3.x and MQTT 5. It is the foundation of the HiveMQ Enterprise Connectivity and Messaging Platform

Sprache
Java
Lizenz
Apache-2.0
Sterne
1.2k
Neuestes Release
2026.5
Letzter Push
2026-11-10
Apache OFBiz

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.

Sprache
Java
Lizenz
Apache-2.0
Sterne
1.1k
Neuestes Release
release24.09.08
Letzter Push
2026-11-12
WSO2 API Manager

Welcome to the WSO2 API Manager source code! For info on working with the WSO2 API Manager repository and contributing code, click the link below.

Sprache
Java
Lizenz
Apache-2.0
Sterne
1k
Neuestes Release
v4.7.0
Letzter Push
2026-11-10
EJBCA

EJBCA® – Open-source public key infrastructure (PKI) and certificate authority (CA) software.

Sprache
Java
Lizenz
LGPL-2.1
Sterne
970
Neuestes Release
r9.6.3
Letzter Push
2026-09-15
Scoold

The Stack Overflow clone for your team (self-hosted or hosted)

Sprache
Java
Lizenz
Apache-2.0
Sterne
922
Neuestes Release
1.70.2
Letzter Push
2026-11-11
ADempiere

ADempiere Business Suite ERP/CRM/MFG/SCM/POS done the Bazaar way in an open and unabated fashion. Focus is on the Community that includes Subject Matter Specialists, Implementors and End-Users.

Sprache
Java
Lizenz
GPL-2.0
Sterne
889
Neuestes Release
3.9.4.001
Letzter Push
2026-11-12
Artipie

Binary Artifact Management Tool

Sprache
Java
Lizenz
MIT
Sterne
694
Neuestes Release
v1.17.16
Letzter Push
2026-11-10
iDempiere

iDempiere. Community Powered Enterprise. Full Open Source Business Suite ERP/CRM/MFG/SCM/POS

Sprache
Java
Lizenz
Other
Sterne
677
Neuestes Release
v2.0
Letzter Push
2026-11-11
Janssen

The Janssen Project is a home for open source IAM components, featuring Auth Server (OAuth/OpenID), Agama low-code identity orchestration, and the Cedarling policy decision point. The "Janssen Server" distributions bundle IAM components under one control plane.

Sprache
Java
Lizenz
Apache-2.0
Sterne
657
Neuestes Release
v2.6.1
Letzter Push
2026-11-12
Headwind MDM

Mobile Device Management System for Android: web control panel. Manage Android devices, install and update apps, get device info. See website for more features!

Sprache
Java
Lizenz
Apache-2.0
Sterne
570
Neuestes Release
v5.41.4
Letzter Push
2026-11-06
Dogtag PKI

The Dogtag Certificate System is an enterprise-class Certificate Authority (CA) which supports all aspects of certificate lifecycle management, including key archival, OCSP and smartcard management.

Sprache
Java
Lizenz
GPL-2.0
Sterne
515
Neuestes Release
v11.4.3
Letzter Push
2026-11-12
ClearFlask

Listen to your users during product development with ClearFlask

Sprache
Java
Lizenz
Apache-2.0
Sterne
451
Neuestes Release
2.7.2
Letzter Push
2026-10-31
ksqlDB

The database purpose-built for stream processing applications.

Sprache
Java
Lizenz
Other
Sterne
316
Neuestes Release
v0.6.0-docs
Letzter Push
2026-11-12