Here is a list of some projects I've undertaken that I think might be useful.

Gitignore Modifier allows adding templates of files to ignore in a .gitignore file (for Git). The main purpose is to quickly and correctly create this file for any new project. GitHub repository

Notes-to-text is an appplication that converts iPhone (iOS 9) Notes documents to text. It allows users to "AirDrop" a document on their computer and then use its text without opening the Notes app. GitHub repository