Ellpeck 

The MLEM base package, which provides various small addons and abstractions for MonoGame, including a text formatting system and simple input handling

A mouse, keyboard, gamepad and touch ready Ui system for MonoGame that features automatic anchoring, sizing and several ready-to-use element types

A tool to package MonoGame and other .NET Core applications into several distributable formats

A tool for MonoGame that automatically handles adding assets to the Content Pipeline project

A simple implementation of Unity's Coroutines to be used for any C# project

MLEM Library for Extending MonoGame extension that ties in with MonoGame.Extended and other MonoGame libraries

MLEM Library for Extending MonoGame combined with some other useful libraries into a quick Game startup class

MLEM Library for Extending MonoGame cross-platform project templates

A simple keyboard and mouse lighting library with support for Razer, Logitech and Corsair devices

A very simple logger for .NET programs

Simple loading and processing of textures and other data for MonoGame, including the ability to load non-XNB content files easily

Enum-like single-instance values with additional capabilities, including dynamic addition of new arbitrary values and flags

An extension for Facepunch.Steamworks and Steamworks.NET that ships with the Steam redistributables for every platform

A tool that automatically downloads and invokes itch.io's butler

The MLEM base package, which provides various small addons and abstractions for FNA, including a text formatting system and simple input handling

A mouse, keyboard, gamepad and touch ready Ui system for FNA that features automatic anchoring, sizing and several ready-to-use element types

Command-line interface for importing and exporting translations to traduora

Simple loading and processing of textures and other data for FNA, including the ability to load non-XNB content files easily

MLEM Library for Extending FNA extension that ties in with other FNA libraries

MLEM Library for Extending FNA combined with some other useful libraries into a quick Game startup class