Repository Index

An AI-powered next-generation open source real-time observability system.

• monitor
• monitoring
• prometheus
• self-hosted

Bootstrap style widgets for Android, with Glyph Icons

• java
• bootstrap-brands
• glyph-icons
• twitter-bootstrap-specification

Java DSL for easy testing of REST services

• rest
• rest-api
• java
• groovy

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.

• java
• hazelcast
• in-memory
• big-data

Apache Camel is an open source integration framework with 350+ connectors. Write routes in Java, YAML, or XML. Run on Spring Boot, Quarkus, or standalone. Apache License 2.0.

• camel
• integration
• java
• microservices

Text editor - Notes, ToDo & Filemanager (for Android) - Markdown, todo.txt, plaintext, math, ..

• markdown
• markdown-editor
• android-app
• editor

Generate Java types from JSON or JSON Schema and annotate those types for data-binding with Jackson, Gson, etc

• java
• json-schema
• json
• jackson

Translated📌 Asynchronous thread pool framework, support Thread Pool Dynamic Change & monitoring & Alarm, no need to modify the code easily introduced.

• java
• thread-pool
• dynamic
• monitor

The repository host gives no description.

• openapi3
• json-schema
• protobuf
• typespec

A comprehensive Domain-Driven Design example with problem space strategic analysis and various tactical patterns.

• domain-driven-design
• ddd
• ddd-architecture
• c4

Android Bluetooth Low Energy (BLE) Fast Development Framework. It uses simple ways to filter, scan, connect, read ,write, notify, readRssi, setMTU, and multiConnection.

• android
• bluetooth
• ble
• blue

LWJGL is a Java library that enables cross-platform access to popular native APIs useful in the development of graphics (OpenGL, Vulkan, bgfx), audio (OpenAL, Opus), parallel computing (OpenCL, CUDA) and XR (OpenVR, LibOVR, OpenXR) applications.

• lwjgl
• kotlin
• opengl
• opencl

Picocli is a modern framework for building powerful, user-friendly, GraalVM-enabled command line apps with ease. It supports colors, autocompletion, subcommands, and more. In 1 source file so apps can include as source & avoid adding a dependency. Written in Java, usable from Groovy, Kotlin, Scala, etc.

• java
• commandline
• parser
• ansi-colors

RecyclerView extension library which provides advanced features. (ex. Google's Inbox app like swiping, Play Music app like drag and drop sorting)

• android
• recyclerview
• drag-and-drop
• swipe

Your go-to microservice framework for any situation, from the creator of Netty et al. You can build any type of microservice leveraging your favorite technologies, including gRPC, Thrift, Kotlin, Retrofit, Reactive Streams, Spring Boot and Dropwizard.

• http
• http2
• http-server
• http-client

Apache Ignite

• distributed-sql-database
• iot
• osgi
• network-client

No-root network monitor, firewall and PCAP dumper for Android

• pcap
• capture-traffic
• android
• no-root

MapDB provides concurrent Maps, Sets and Queues backed by disk storage or off-heap-memory. It is a fast and easy to use embedded Java database engine.

An API Gateway built on Spring Framework and Spring Boot providing routing and more.

• java
• spring
• spring-boot
• spring-cloud

:ballot_box_with_check: [Cheatsheet] Tips and tricks for Android Development

• android-development
• android-studio
• gradle
• cheatsheet

Java wrapper for the popular chat & VOIP service: Discord https://discord.com

• discord
• rest-api
• websocket
• java

Ribbon is a Inter Process Communication (remote procedure calls) library with built in software load balancers. The primary usage model involves REST calls with various serialization scheme support.

Android Library to build a UI Card

Roadmap to becoming a Java developer in 2026

• java
• jee
• roadmap
• guidelines