Ghidra is a software reverse engineering (SRE) framework

Customizable and privacy-conscious open-source keyboard

Lightning fast, open-source, < 250kb Android launcher

Log analyser / visualiser for Java HotSpot JIT compiler. Inspect inlining decisions, hot methods, bytecode, and assembly. View results in the JavaFX user interface.

Android (f/w 2.1+) on screen keyboard for multiple languages.

BinNavi is a binary analysis IDE that allows to inspect, navigate, edit and annotate control flow graphs and call graphs of disassembled code.

A lightweight keyboard for Android

Java library for creating text-based GUIs

Hacker's Keyboard (official)

JPHP - an implementation of PHP on Java VM

Linux CLI Launcher for Android

Beanshell scripting language

Platform repository of Consulo. Plugins implementation hold in their repositories

VASSAL, the open-source boardgame engine

Open Source Bible for Android

lsFusion is an extremely declarative open-source language-based platform for information systems development

Converter written in Java to convert between different Bible program formats

JIProlog is a Prolog interpreter, pure Java 100%, cross-platform and Open Source.

The Ludii general game system, developed as part of the ERC-funded Digital Ludeme Project.

another APL derivative

A flexible Java text processor. BB, BBCode, BB-code, HTML, Textile, Markdown, parser, translator, converter.

Grammar database of Belarusian language

Yet another Java based Prolog engine

SSH keyboard for Android

Forth Calculator's Language

A Unix shell written in Java

Gomoku/Wuziqi is a traditional Chinese abstract strategic chess game. There is also an AI player