I like to make NES projects. You can see them at the following link.
NES Projects PageCLI based secrets manager for storing passwords and otp (totp) codes
Source CodeStatic HTML and Gemtext page generator written in Go for browsing through Git Repositories
Source CodeHTTP + Gemini + Gopher + Finger server written in Go with built-in support for serving over the Tor network
Source CodeA file format for storing data that can be used by Tool Assisted Speedrun (TAS) replay devices to play a TAS on physical video game console hardware
Source CodeHaskell program that accurately calculates the 3D position in space of the Sun, Moon, and a latitude/longitude location on Earth for a given time
Source CodeCoin flip simulation program written in Python for getting fair coin flip results from an unfair coin using Classic von Neumann debiasing
Source CodePython script that takes a ZIP file + an image or PDF file and combines them into a single file that is a functioning version of both files at the same time
Source CodeNetwork middleware audio engine written in Go that emulates a network connected through a Bell103 dial-up modem
Source CodeProof of concept Bash script that pretends to be the sudo password prompt and deletes traces of itself
Source CodeScripting and templating engine written in Python for generating static websites
Source CodePassword manager written in Go that uses a console based user interface
Source CodeCommand line based tool written in Python for time management
Source CodePython module that solves scrambled Rubik's Cubes
Source CodePython module that can calculate the day of the week for any date (Ported to Go, Ruby, and Javascript)
Source Code (Python)