deltachat / deltachat-android
Decentralized private messenger with chat-shared tools and games for Android
deltachat / deltachat-android
skydoves / ColorPickerView
🎨 Android colorpicker for getting colors from any images by tapping on the desired color.
voghDev / PdfViewPager
Android widget that can render PDF documents stored on SD card, linked as assets, or downloaded from a remote URL.
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.
babyfish-ct / jimmer
The most advanced ORM of JVM, for both java & kotlin
iTXTech / Daedalus
No root required Android DNS modifier and Hosts/DNSMasq resolver.
hantsy / spring-reactive-sample
Spring Reactive playground
potato-security / PotatoTool
这款工具是一款功能强大的网络安全综合工具，旨在为安全从业者、红蓝对抗人员和网络安全爱好者提供全面的网络安全解决方案。它集成了多种实用功能，包括解密、分析、扫描、溯源等，为用户提供了便捷的操作界面和丰富的功能选择。This tool offers robust network security solutions for professionals and enthusiasts. With features like decryption, analysis, scanning, and traceability, it provides a user-friendly interface and diverse functionality.
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。
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.
CardboardPowered / cardboard
The Bukkit/Spigot/Paper API implementation for Fabric
SpongePowered / SpongeAPI
A Minecraft plugin API
gitlab4j / gitlab4j-api
GitLab4J API (gitlab4j-api) provides a full featured Java client library for working with GitLab repositories via the GitLab REST API
quickfix-j / quickfixj
QuickFIX/J is a full featured messaging engine for the FIX protocol. - This is the official project repository.
BlackyHawky / Clock
Customizable, privacy‑first, open-source clock app inspired by AOSP Clock
retrooper / packetevents
PacketEvents is a protocol library tailored to Minecraft Java Edition, designed to facilitate the processing and transmission of packets.
PlaytikaOSS / testcontainers-spring-boot
Container auto-configurations for Spring Boot based integration tests
risesoft-y9 / WorkFlow-Engine
工作流引擎对内提供单位/机关流程管理规则和内部业务流程的数字化落地实践；对外提供自动化地第三方业务驱动、接口接入和算法单元驱动能力。工作流引擎在提供底层驱动引擎的同时对全局透明监控、安全防御和国产化特色功能进行充分考虑，是内部流程管理和业务算法驱动的不二之选。
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.
spring-projects / spring-data-commons
Spring Data Commons. Interfaces and code shared between the various datastore specific implementations.
mingyang66 / spring-parent
数据库动态切换多数据源SDK、Redis多数据源SDK、全链路日志追踪SDK、RabbitMQ多虚拟主机多集群支持SDK、日志组件SDK、埋点扩展点、实体类字段脱敏SDK、I18n多语言SDK、图形验证码SDK、开发基础框架支持、异常统一处理、返回值、跨域、API路由、监控、路由重定向组件等；
ThomasVitale / llm-apps-java-spring-ai
Samples showing how to build Java applications powered by Generative AI and LLMs using Spring AI and Spring Boot.
jaredlll08 / MultiLoader-Template
A template for a NeoForge + Fabric project setup using a Common source set.
netease-im / camellia
Camellia provide easy-to-use server toolkits, such as: redis proxy、delay queue、id gen、hot key and more
lakernote / easy-postman
An open-source API debugging and stress testing tool inspired by Postman and a simplified JMeter, optimized for developers with a clean UI and powerful features.
lhccong / fish-island-backend
摸鱼岛🎣后端 基于爬虫 ➕ Netty ➕ SpringBoot ➕Redis➕ MySQL 开源🌟一站式摸鱼网
smart-cloud / smart-cloud
一站式 Spring Cloud 微服务脚手架 —— 让微服务开发像搭积木一样简单。支持服务合并部署与拆分部署、接口加解密签名、日志数据 脱敏、接口数据mock、接口文档自动生成、请求幂等校验、接口日志&&sql日志切面打印、分表分库分布式事务、国际化语言、接口监控及服务监控等
ch4mpy / spring-addons
OAuth2 / OIDC for Spring backends of SPAs and mobile apps: the Spring Security beans the official starters leave to you (authorities, CORS, 2xx/401 for fetch, CSRF cookie, validated redirects, logout, one refresh flow at a time), as properties.
idempiere / idempiere
iDempiere. Community Powered Enterprise. Full Open Source Business Suite ERP/CRM/MFG/SCM/POS
spring-ai-community / spring-ai-agent-utils
A Spring AI library that brings Claude Code-inspired tools and agent skills to your AI applications.
sofastack / sofa-registry
SOFARegistry is a production-level, low-latency, high-availability service registry powered by Ant Financial.
IntellectualSites / PlotSquared
PlotSquared - Reinventing the plotworld
Ahoo-Wang / CosId
Universal, flexible, high-performance distributed ID generator. | 通用、灵活、高性能的分布式 ID 生成器
bage2014 / study
Java全栈工程师学习笔记；Spring、shiro、CAS、oauth2单点登录；cache 、Redis; web 安全及解决思路；redis、mq、quartz、docker；Docker各种组件实践等；mybatis、spring、spring boot实践；分布式锁；基于分库分表等等；Java full-stack engineer study notes; Spring, shiro, CAS, oauth2 single sign-on; cache, Redis; web security and solutions; redis, mq, quartz, docker; Docker various component practices, etc.;
gresrun / jesque
An implementation of Resque in Java.
Legend-of-Dragoon-Modding / Severed-Chains
Legend of Dragoon decompiled, reverse engineered, and ported to PC/Mac/Linux/Steam Deck
shining-stars-l / javaup
🚀 超级八股文 🚀 - 告别死记硬背的 Java 全栈技术知识库！100万+字的讲解，原理剖析 + 丰富代码示例 + 清晰流程图解，让你真正理解每一个技术点！
locationtech / geowave
GeoWave provides geospatial and temporal indexing on top of Accumulo, HBase, BigTable, Cassandra, Kudu, Redis, RocksDB, and DynamoDB.
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.
sspanak / tt9
A T9 keyboard for Android inspired by the classic Nokia phones of the 2000s.
shiyi25928988 / kubernetes-ai-dashboard
AI-powered Kubernetes dashboard for cluster resource management with built-in agent.
jcx396905-gif / DuoFold-Android
iPhone Duo-style system-wide fold illusion for regular Android phones — whole-screen reprojection driven by real device motion, powered by OpenGL ES + Shizuku, no foldable hardware, no root.
xunsang2022 / xs-net
XS-NET 是面向长连接、持久化玩家状态与多节点扩展的 Java 游戏服务器框架，适用于 MMORPG/RPG、SLG、卡牌回合制及房间副本类游戏。基于 Pekko Actor 分片管理玩家、场景与战斗实体，支持 TCP、UDP、KCP、WebSocket、Protobuf RPC、多端 SDK，以及 Redis 缓存和 PostgreSQL 异步持久化。
caipeijia833 / doc-redaction
Local-first offline document redaction and restoration for office documents, legal case files, images, audio and video.
liumaishenjian / codej
Java-powered open source coding agent CLI with an explicit agent runtime and unified tool pipeline.
icastanon / fintrack-platform
An open-source event-driven personal finance platform built with Java, Spring Boot, Spring Batch, Spring Security, PostgreSQL, Redis, Amazon SQS, React, Terraform, and AWS.
YeamimHossainSajid / CodeMonk
CodeMonk 🥋 —>An open-source AI powered code intelligence platform that helps developers understand, explore, and navigate complex codebases using modern Spring Boot, Spring AI, RAG, knowledge graphs, and intelligent code analysis
Dhangofa / NetToggle
NetToggle brings advanced cellular network controls to Android Quick Settings. Switch between 5G Only (SA/NR), 4G/LTE Only, Preferred 5G, Preferred 4G, Preferred 3G, and 2G Only. Build custom tile cycles, target one or both SIMs, create shortcuts, use secure broadcast automation, restore preferred modes, and diagnose failures using Root or Shizuku.
unleg1t / Yuri
Yuri is a clean, Optifine 1.8.9-based Minecraft hacked client that can bypass any anti-cheat and has smooth, polished visuals inspired by Nursultan, Opal, and Pulsive.
pippopapera / nova-display-calibration
Measured SDR display calibration for Retroid Pocket Nova, with native profile persistence and no background service.
nokryong / mobile-codex
Independent Android client for Codex with on-device tools, live voice, and Claude/Gemini collaboration. No Termux or PC server required.
KirstenAli / nitromap
A zero-dependency embedded Java record store that adds asynchronous persistence, SQL-like querying, and shared-nothing clustering to the familiar ConcurrentHashMap API.
yizhiyonggangdexiaojia / xjvpn
Root Android transparent proxy client powered by Mihomo, with per-app routing and domain auditing.
YeamimHossainSajid / uber-doma-architecture
An enterprise blueprint for Uber's DOMA in Spring Boot. Eliminates microservice sprawl and internal network latency using tiered API gateways, gRPC, and isolated databases
hypnguyen1209 / log4j2-rce
Pre-auth RCE via FilteredObjectInputStream MarshalledObject bypass in Apache Log4j 2
patbaumgartner / mytunes
DevTunes FM inspired radio player — Spring Boot compiled to WebAssembly by GraalVM Web Image, running entirely in the browser. No server, no hand-written JavaScript.
Gerato25 / Music-App-Src
Enjoy downloading your dream collection from over 50 million songs across English,Hindi,Telugu,Tamil,Punjabi and More. Remove the hurdles of streaming low-quality content and enjoy your favorite music on your favorite Music Player by downloading any required song on a single click directly into your local storage.
sjtt2 / HeyBox-LiquidGlass
为小黑盒 App 打造的液态玻璃底部导航栏 · LSPosed 模块（libxposed API 102）｜ Real-time SDF refraction & dispersion glass tab bar for HeyBox, powered by libxposed API 102
YeamimHossainSajid / Kymira
Cloud native, event driven luxury fashion discovery & headless commerce backend. Built with 20+ Spring Boot 3 microservices, Apache Kafka, Redis, PostgreSQL (DB per service), gRPC, MinIO S3, and deployed on Contabo Cloud VPS.