Ares:

Ares is a free Minecraft utility client aimed at anarchy servers. Ares Client has many pvp features and exploits especially related to crystal pvp.

TigerCapture:

An opensource screenshotting and file uploading tool for GNU/Linux. Supports uploading to Imgur and custom hosts using configuration similar to ShareX.

Nebulous:

A simple and small Java bytecode obfuscator written in Kotlin.

TTVAttendance:

A twitch stream attendance tracker written in Kotlin with Ktor. Allows you to easily keep track of who misses and makes it to all your streams.

SimpleEvents:

SimpleEvents is a simple Java EventManager that uses lambdas. It supports listener priority, custom events, and changing the lambda function of the event dynamically.