dromara / MaxKey
Dromara MaxKey 🗝️ SSO ,Leading-Edge IAM-IDaas(Identity and Access Management) Product , Under Apache-2.0 is free ，业界领先的IAM-IDaas身份管理和认证产品，遵循Apache-2.0开源免费，支持OAuth2.x、OpenID Connect、SAML2.0、CAS、JWT、SCIM等SSO标准协议，基于RBAC统一权限控制，实现用户生命周期管理，开源、安全、合规、自主可控。
openmrs / openmrs-core
OpenMRS API and web application code
hcoles / pitest
State of the art mutation testing system for the JVM
OpenAEV-Platform / openaev
Open Adversarial Exposure Validation Platform
google / nomulus
Top-level domain name registry service on Google Cloud Platform
DSH-APP / DSHA
免 ROOT 免 Termux，在手机上跑 DeepSeek Harness。完整 Ubuntu 环境 + proroot 零 ptrace 开销 · AI 输出实时上屏 · ADB 直连 · 数据不丢
GrimAnticheat / Grim
Fully async, multithreaded, predictive, open source, 3.01 reach, 1.005 timer, 0.01% speed, 99.99% antikb, "bypassable" 1.8-1.21 minecraft anticheat.
apache / eventmesh
EventMesh is a new generation serverless event middleware for building distributed event-driven applications.
google / adk-java
An open-source, code-first Java toolkit for building, evaluating, and deploying sophisticated AI agents with flexibility and control.
88250 / solo
🎸 B3log 分布式社区的 Java 博客端节点系统，欢迎加入下一代社区网络。B3log distributed community blog-end node based on Java, welcome to join the next generation community network.
SpigotMC / BungeeCord
BungeeCord, the 6th in a generation of server portal suites. Efficiently proxies and maintains connections and transport between multiple Minecraft servers.
aklivity / zilla
🦎 A lightweight, multi-protocol gateway for event-driven applications and AI agents. Expose and govern Kafka, MQTT, APIs, and MCP through one high-performance engine with shared routing, security, schema, and observability.
dingodb / dingo
A multi-modal vector database that supports upserts and vector queries using unified SQL (MySQL-Compatible) on structured and unstructured data, while meeting the requirements of high concurrency and ultra-low latency.
murraco / spring-boot-jwt
JWT auth service using Spring Boot, Spring Security and MySQL
babyfish-ct / jimmer
The most advanced ORM of JVM, for both java & kotlin
hehonghui / AndroidEventBus
A lightweight eventbus library for android, simplifies communication between Activities, Fragments, Threads, Services, etc.
bancika / diy-layout-creator
multi platform circuit layout and schematic drawing tool
helge17 / tuxguitar
Open source guitar tablature editor
jknack / handlebars.java
Logic-less and semantic Mustache templates with Java
beehive-lab / TornadoVM
Write Java. Run on GPUs. Fast.
Rosemoe / sora-editor
A multifunctional Android code editor library. (aka CodeEditor)
nroduit / Weasis
Weasis is a web-based DICOM viewer for advanced medical imaging and seamless PACS integration.
eddyizm / tempus
An open source and lightweight music client for Subsonic, designed and built natively for Android.
Endava / cats
CATS is a REST API Fuzzer and negative testing tool for OpenAPI endpoints. CATS automatically generates, runs and reports tests with minimum configuration and no coding effort. Tests are self-healing and do not require maintenance.
dmulloy2 / ProtocolLib
Provides read and write access to the Minecraft protocol with Bukkit.
booklore-app / 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.
mucommander / mucommander
A lightweight, cross-platform file manager with a dual-pane interface
sakaiproject / 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.
sirixdb / sirix
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.
oldratlee / fucking-java-concurrency
🎏 Simple showcases of java concurrency problems, seeing 🙈 is believing 🐵
hivemq / 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
ArcadeData / 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.
lcm-proj / lcm
Lightweight Communications and Marshalling
sksamuel / scrimage
JVM - Java, Kotlin, Scala image processing library
apache / accumulo
Apache Accumulo
trekawek / coffee-gb
Accurate Gameboy Color emulator.
mateaix / mateclaw
🤖 MateClaw — Your second brain with Multi-Agent Orchestration, MCP Protocol, Skills & Memory, Dream, and Multi-Channel Support. Built on Spring AI Alibaba.
sagframe / sagacity-sqltoy
Java ORM alternative to MyBatis & Hibernate: JPA-style CRUD + SQL-first queries. Dynamic conditions without <if> blocks; one SQL across 25 databases (auto dialect & function adaptation); self-optimizing pagination; cache translate (no dictionary JOINs); race-proof updateFetch ledgers; sharding, multi-tenancy, data masking. In production since 2008.
davidmoten / rtree
Immutable in-memory R-tree and R*-tree implementations in Java with reactive api
steve-community / steve
SteVe - OCPP server implementation in Java. Your trusted open-source EV charging station management system since 2013. Used by CPOs, manufacturers and developers worldwide. Managed cloud →
Slimefun / Slimefun4
Slimefun 4 - A unique Spigot/Paper plugin that looks and feels like a modpack. We've been giving you backpacks, jetpacks, reactors and much more since 2013.
shmuelzon / home-assistant-floor-plan
Home Assistant Floor Plan Generator Plugin For Sweet Home 3D
getActivity / MultiLanguages
Android 多语种适配框架，兼容高版本，适配第三方库语种
Multiverse / Multiverse-Core
The original Bukkit Multi-World Plugin!
SonarOpenCommunity / sonar-cxx
SonarQube C++ Community plugin (cxx plugin): This plugin adds C++ support to SonarQube with the focus on integration of existing C++ tools.
googlesamples / android-testdpc
Test DPC is a sample device policy controller for use with Android Enterprise. It gives developers the ability to see how their app will behave in a managed context such as device owner or within a managed profile. Users can set up a work profile, enable work apps, set applications restrictions, manage security polices, and much more. The app also serves as a implementation reference for other DPCs
devlive-community / metaforge
DataCap is integrated software for data transformation, integration, and visualization. Support a variety of data sources, file types, big data related database, relational database, NoSQL database, etc. Through the software can realize the management of multiple data sources, the data under the source of various operations conversion ...
authorjapps / zerocode
zerocode-tdd is a community-developed, free, open-source, outcome-driven automated testing framework for Data Pipelines, ETL, REST API, Kafka(Data Streams), Databases and Load scenarios. all defined in simple JSON or YAML — with zero coding.
smallrye / smallrye-mutiny
An Intuitive Event-Driven Reactive Programming Library for Java
Widdit / now-playing-service
一款全能的「正在播放」歌曲展示工具。支持检测 20+ 款音乐软件的歌曲信息，内置精美歌曲组件、歌词组件、播放器，提供 API 接口。适配 OBS 等直播软件以及日常桌面使用。
Creators-of-Aeronautics / Simulated-Project
Build anything from airships to planes and cars!
Erudika / scoold
The Stack Overflow clone for your team (self-hosted or hosted)
jenetics / jenetics
Jenetics - Genetic Algorithm, Genetic Programming, Grammatical Evolution, Evolutionary Algorithm, and Multi-objective Optimization
GeyserMC / MCProtocolLib
A library for communication with a Minecraft client/server.
59799517 / simple_sq_music_plus
NAS音乐下载工具
adempiere / 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.
SpaceMadness / lunar-unity-console
High-performance Unity iOS/Android logger built with native platform UI
samskivert / jmustache
A Java implementation of the Mustache templating language.
yegor256 / takes
True Object-Oriented Java Web Framework without NULLs, Static Methods, Annotations, and Mutable Objects
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.