Airbyte is an open-source EL(T) platform that helps you replicate your data in your warehouses, lakes and databases.

Solutions in Kotlin (or Java if Kotlin is unavailable) to 30 Days of Code on HackerRank

Team project to develop a multiplayer adventure game.

KMP String Search

K-Nearest Neighbour algorithm

Practice project for Android app

Maven Webdriver archetype example

Solutions to Java 8 exercises ("試験対策とハンズオンでおぼえるラムダ式＆Stream API") at Java Day Tokyo 2016

Miscellaneous Projects

OWAP Zed Attack Proxy (ZAP) API implemented using Maven