Zwergman 

Number Theory; BigRational; Integer and Rational Math library; Combinatorics; Linq

General Purpose Library

Characters and Strings Routine

Jira Simple (Rest) Client

Simple MsGraph Client

Simple BitBucket Client

Conway's Game of Life

Confluence Rest Api Client

Tiny Excel Reader

System.Threading.Channel.Reader extensions Eager Async LINQ to Objects

Sudoku Solver and Analyser

Tic-Tac-Toe game. Position, Strategy and Analysis

Simple Statistics

Nim and 3-5-7 Sticks Game

Console UI routine