Design patterns implemented in Java

Free and Open Source, Distributed, RESTful Search Engine

A powerful 🚀 Android chart view / graph view library, supporting line- bar- pie- radar- bubble- and candlestick charts as well as scaling, panning and animations.

QuestDB is a high performance, open-source, time-series database

Suite of tools for deploying and training deep learning models using the JVM. Highlights include model import for keras, tensorflow, and onnx/pytorch, a modular and tiny c++ library for running mat…

Zuul is a gateway service that provides dynamic routing, monitoring, resiliency, security, and more.

The ZAP by Checkmarx Core project

AWS Service registry for resilient mid-tier load balancing and failover.

Java JWT: JSON Web Token for Java and Android

A free, secure and open source app for Android to manage your 2-step verification tokens.

CoreNLP: A Java suite of core NLP tools for tokenization, sentence segmentation, NER, parsing, coreference, sentiment analysis, etc.

Spring Security

Tsunami is a general purpose network security scanner with an extensible plugin system for detecting high severity vulnerabilities with high confidence.

🚀 Ultimate Android Reference - Your Road to Become a Better Android Developer

Android application powering the mirror in my house

Statistical Machine Intelligence & Learning Engine

A Java library that models spring dynamics and adds real world physics to your app.

Spring Data Example Projects

Demonstrates the features of the Spring MVC web framework

Java library to create bots using Telegram Bots API

AIMSICD • Fight IMSI-Catcher, StingRay and silent SMS!

Speech and Vision Based Intelligent Personal Assistant

Open Source Web Crawler for Java

Jitsi is an audio/video and chat communicator that supports protocols such as SIP, XMPP/Jabber, IRC and many other useful features.

This is an adaptation of the Ninety-Nine Prolog Problems written by Werner Hett.

Database Subsetting and Relational Data Browsing Tool.

JDBC importer for Elasticsearch

Replicate your Key Value Store across your network, with consistency, persistance and performance.

Java EE 7 Samples

Flexible tool to build planet-scale vector tilesets from OpenStreetMap data fast