OtterMind / 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.
JetBrains / intellij-community
IntelliJ IDEA & IntelliJ Platform
projectlombok / lombok
Very spicy additions to the Java programming language.
jhy / jsoup
jsoup: the Java HTML parser, built for HTML editing, cleaning, scraping, and XSS safety.
apache / cassandra
Open source transactional distributed database. Linear scalability and proven fault-tolerance on commodity hardware or cloud infrastructure without compromising performance.
dependency-check / DependencyCheck
OWASP dependency-check is a software composition analysis utility that detects publicly disclosed vulnerabilities in application dependencies.
Col-E / Recaf
The modern Java bytecode editor
00-Evan / shattered-pixel-dungeon
Shattered Pixel Dungeon is an open-source traditional roguelike dungeon crawler with randomized levels and enemies, and hundreds of items to collect and use. It's based on the source code of Pixel Dungeon, by Watabou.
gsantner / markor
Text editor - Notes & ToDo (for Android) - Markdown, todo.txt, plaintext, math, ..
jindrapetrik / jpexs-decompiler
JPEXS Free Flash Decompiler (FFDec) is open-source Flash SWF decompiler and editor. Extract and edit ActionScript, images, sounds, shapes, fonts, and other SWF resources.
GeyserMC / Geyser
A bridge/proxy allowing you to connect to Minecraft: Java Edition servers with Minecraft: Bedrock Edition.
Docile-Alligator / Infinity-For-Reddit
A Reddit client for Android
LFDT-web3j / web3j
Lightweight Java and Android library for integration with Ethereum clients
iflytek / skillhub
Self-hosted, open-source agent skill registry for enterprises. Publish & version skill packages, govern with RBAC and audit logs, deploy on-premise with Docker or Kubernetes.
FCL-Team / FoldCraftLauncher
Fold Craft Launcher, an Android Minecraft : Java Edition launcher.
mock-server / mockserver-monorepo
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.
freeplane / freeplane
Application for Mind Mapping, Knowledge Management, Project Management. Develop, organize and communicate your ideas and knowledge in the most effective way.
LibrePDF / OpenPDF
OpenPDF is an open-source Java library for creating, editing, rendering, and encrypting PDF documents, as well as generating PDFs from HTML. It is licensed under the LGPL and MPL.
EngineHub / WorldEdit
🗺️ Minecraft map editor and mod
apache / netbeans
Apache NetBeans
erupts / erupt
Code as configuration. Annotate a Java entity with @Erupt and ship a production-grade admin backend in minutes — UI, RBAC, audit logs and APIs, all generated at runtime. No codegen, no frontend.
88250 / symphony
🎶 一款用 Java 实现的现代化社区（论坛/问答/BBS/社交网络/博客）系统平台。A modern community (forum/Q&A/BBS/SNS/blog) system platform implemented in Java. https://ld246.com
anonfaded / FadCam
Open-source, ad-free Android multimedia recorder with background video recording, screen recording, live streaming, and remote camera control
QuantumBadger / RedReader
An unofficial open source Android app for Reddit.
find-sec-bugs / find-sec-bugs
The SpotBugs plugin for security audits of Java web applications and Android applications. (Also work with Kotlin, Groovy and Scala projects)
REAndroid / APKEditor
Powerful android apk editor - aapt/aapt2 independent
winder / Universal-G-Code-Sender
A cross-platform G-Code sender for GRBL, Smoothieware, TinyG and G2core.
itext / itext-java
iText for Java represents the next level of SDKs for developers that want to take advantage of the benefits PDF can bring. Equipped with a better document engine, high and low-level programming capabilities and the ability to create, edit and enhance PDF documents, iText can be a boon to nearly every workflow.
Pugmatt / BedrockConnect
Join any Minecraft Bedrock Edition server IP on Xbox One, Nintendo Switch, and PS4/PS5
haraldk / TwelveMonkeys
TwelveMonkeys ImageIO: Additional plug-ins and extensions for Java's ImageIO
jOOQ / jOOL
jOOλ - The Missing Parts in Java 8 jOOλ improves the JDK libraries in areas where the Expert Group's focus was elsewhere. It adds tuple support, function support, and a lot of additional functionality around sequential Streams. The JDK 8's main efforts (default methods, lambdas, and the Stream API) were focused around maintaining backwards compatibility and implementing a functional API for parallelism.
neoforged / NeoForge
A modding API for Minecraft: Java Edition, based on Forge
bit4woo / knife
A burp extension that add some useful function to Context Menu 添加一些右键菜单让burp用起来更顺畅
jbangdev / jbang
Unleash the power of Java - JBang Lets Students, Educators and Professional Developers create, edit and run self-contained source-only Java programs with unprecedented ease.
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.
ViaVersion / ViaVersion
Allows of newer clients to connect to older server versions for Minecraft servers.
javers / javers
JaVers - object auditing and diff framework for Java
helge17 / tuxguitar
Open source guitar tablature editor
Rosemoe / sora-editor
A multifunctional Android code editor library. (aka CodeEditor)
mkpaz / atlantafx
Modern JavaFX CSS theme collection with additional controls.
apk-editor / APK-Explorer-Editor
Source code of APK Explorer & Editor (AEE), an open-source tool to explore the contents of an installed APK!
higress-group / himarket
HiMarket is an enterprise-level "AI Capability Marketplace and Developer Ecosystem Hub." It is not merely a simple aggregation of traditional APIs, but rather a comprehensive platform that packages, publishes, manages, and operates core AI assets such as enterprise Model APIs, MCP Servers, Agent APIs, etc., through standardized product formats.
bobbylight / RSyntaxTextArea
A syntax highlighting, code folding text editor for Java Swing applications.
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
MCreator / MCreator
MCreator is an open-source software used to make Minecraft Java Edition mods, Minecraft Bedrock Edition Add-Ons, resource packs, and data packs using an intuitive easy-to-learn interface or with an integrated code editor. It is used worldwide by Minecraft players, aspiring mod developers, for education, online classes, and STEM workshops.
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.
markusfisch / ShaderEditor
Android app to create GLSL shaders and use them as live wallpaper
apache / ranger
Apache Ranger - Centralized, fine-grained authorization and auditing across data and AI platforms
getActivity / ShapeView
Shape 支持在布局中直接定义啦，支持设置阴影，文字渐变色，状态选择器
MojoLauncher / MojoLauncher
A Minecraft: Java Edition launcher, based on PojavLauncher
gzxx-2025 / aid-studio
开源AI漫剧、AI短剧、AI电影与AI漫画创作平台，支持剧本、角色场景、智能分镜、图片与视频生成、配音及成片预览，多模型接入，可自行部署。预：无限画布、导演台。
HiveGamesOSS / Chunker
Convert Minecraft worlds between Java Edition and Bedrock Edition
Keeperorowner / NagramXF
A fork of NagramX with additional features.
EngineHub / WorldGuard
🛡️ Protect your Minecraft server and lets players claim areas
eclipse-ditto / ditto
Eclipse Ditto™: Digital Twin framework of Eclipse IoT - main repository
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。
retrooper / packetevents
PacketEvents is a protocol library tailored to Minecraft Java Edition, designed to facilitate the processing and transmission of packets.
PaperMC / adventure
A user-interface library for Minecraft: Java Edition
bernie-g / geckolib
GeckoLib is an animation engine for Minecraft mods, with support for complex 3D keyframe-based animations, numerous easings, concurrent animation support, sound and particle keyframes, event keyframes, math-based animations, and more. Available for all major modloaders.
jboss-developer / jboss-eap-quickstarts
The quickstarts demonstrate JBoss EAP, Jakarta EE 10 and a few additional technologies. They provide small, specific, working examples that can be used as a reference for your own project.