Apache ShenYu is a Java native API Gateway for service proxy, protocol conversion and API governance.
🚄 FASTJSON2 is a Java JSON library with excellent performance.
A screen reader for Android, forked from Backtalk
Lightning fast, open-source, < 250kb Android launcher
An Instagram Xposed module with features like Developer Options, Ghost Mode, Ad-Free browsing, and Distraction-Free Mode.
An LLM extension for Ghidra to enable AI assistance in RE.
Reverse-engineer any Android TV / Google TV: 100% fail-safe direct boot launcher, remote hotkey remapping, Realtek hardware passthrough & offline media player.
Lightweight IPTV player
House Control on Android TV: your home in 3D, controlled straight from the TV through Smart Life, Home Assistant and Philips Hue.
Apache Druid: a high performance real-time analytics database.
A compact and highly efficient workflow and Business Process Management (BPM) platform for developers, system admins and business users.
A multifunctional Android code editor library. (aka CodeEditor)
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.
Arknights Desktop Pets | 明日方舟桌宠 (ArkPets)
Remove annoying TV ads using Claude. A lightweight, ad-free home screen for Android TV & Google TV, with reversible ADB debloating.
KlikDash: lightweight launcher + offline Quran for Android car headunits (Android 7+)
Video players (IJKplayer, ExoPlayer, MediaPlayer), HTTPS, 16k page size, danmaku (bullet chat) support, external subtitles, support for filters, watermarks, and GIF screenshots, pre-roll and mid-roll ads, multiple simultaneous playback, basic seeking/dragging, volume and brightness adjustment, play-while-cache support
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.
A blazingly fast multi-language serialization framework for idiomatic domain objects, schema IDL, and cross-language data exchange.
A graph database that supports more than 100+ billion data, high performance and scalability (Include OLTP Engine & REST-API & Backends)
🔥 Java enterprise application development framework for full scenario: Restrained, Efficient, Open, Ecologicalll!!! 700% higher concurrency 50% memory savings Startup is 10 times faster. Packing 90% smaller; Compatible with java8 ~ java26; Supports LTS. (Replaceable spring)
Item and Recipe viewing mod for Minecraft
A quality control analysis tool for high throughput sequencing data
SCANCORE: read comics and novels and watch anime on your own computer. Native C++/Qt desktop app.
Native Apple Metal rendering backend and shader pipeline for Minecraft.
Experimental Windows and Linux only passthrough mod that lets you play Team Fortress 2 inside Minecraft Java using Minecraft’s world, blocks, mobs, and terrain. Made using Claude x ChatGPT.
Hexora — an open-source Android dual-pane file manager with ZIP/APK tools, a built-in editor, and customizable light and dark themes.
26.2 Lightweight Minecraft server
:satellite: Lightweight GPS Logging Application For Android.
Nightscout version of xDrip+
Java version of the Playwright testing and automation library
Open-source, feature-rich Minecraft: Bedrock Edition server written in Java. Supports custom items, blocks, entities, full vanilla commands, advanced mob AI, and world generation. Not affiliated with Mojang AB.
A persistent native vector-hypergraph database for higher-order interactions
Guice (pronounced 'juice') is a lightweight dependency injection framework for Java 11 and above, brought to you by Google.
Tsunami is a general purpose network security scanner with an extensible plugin system for detecting high severity vulnerabilities with high confidence.
Statistical Machine Intelligence & Learning Engine
SEKIRO is a multi-language, distributed, network topology-independent service publishing platform. By writing handlers in their respective languages, functionalities can be published to the central API marketplace. Business systems utilize the capabilities of remote nodes through RPC.
High quality UI controls to complement the core JavaFX distribution
Hollow is a java library and toolset for disseminating in-memory datasets from a single producer to many consumers for high performance read-only access.
A lightweight, cross-platform file manager with a dual-pane interface
HiveMQ MQTT Client is an MQTT 5.0 and MQTT 3.1.1 compatible and feature-rich high-performance Java client library with different API flavours and backpressure support
Apache Celeborn is an elastic and high-performance service for shuffle and spilled data.
High Performance Primitive Collections for Java
Apache BifroMQ (Incubating) is a high-performance, distributed MQTT broker that natively supports multi-tenancy. It is designed to enable the building of large-scale IoT device connectivity and messaging systems.
Lightweight distributed log label tracking framwork
World Generation through a new Iris
Fast JSON parser/writer for Clojure. Zero dependencies, SWAR/SIMD accelerated, JDK 25+
The real Earth in Minecraft at true scale: real heights, real climate and biomes, terrain to the horizon. NeoForge 1.21.1.
Vert.x is a tool-kit for building reactive applications on the JVM
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.
AIMSICD • Fight IMSI-Catcher, StingRay and silent SMS!
管伊佳ERP(原名华夏ERP)基于SpringBoot框架和SaaS模式,立志为中小企业提供开源好用的ERP软件,目前专注进销存+财务功能。主要模块有零售管理、采购管理、销售管理、仓库管理、财务管理、报表查询、系统管理等。支持预付款、收入支出、仓库调拨、组装拆卸、订单等特色功能。拥有库存状况、出入库统计等报表。同时对角色和权限进行了细致全面控制,精确到每个按钮和菜单。
Database for Android and JVM - first and fast, lightweight on-device vector database
Eclipse OpenJ9: A Java Virtual Machine for OpenJDK that's optimized for small footprint, fast start-up, and high throughput. Builds on Eclipse OMR (https://github.com/eclipse/omr) and combines with the Extensions for OpenJDK for OpenJ9 repo.
Java MQTT lightweight broker
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.
:rocket: lightweight high-performance WebSocket framework ( 轻量级、高性能的WebSocket框架)
Android widget that can render PDF documents stored on SD card, linked as assets, or downloaded from a remote URL.
🦎 A lightweight, streaming-native, multi-protocol gateway for AI, APIs, and real-time data. Route LLM requests across providers, govern MCP tools, and connect Kafka, MQTT, and HTTP through one high-performance engine with shared security and observability.
The High-Performance Java Persistence book and video course code examples