For simple scripts that do not warrant an entire program
Add iTunes now-playing info to OBS multiplatform with this script
Free VLC NowPlaying
Script that allows you to create a NowPlaying.txt file to display song information from VLC.
Non-Free Jaxel's Scoreboard Primer
My scoreboard script, updated as of September 2016
OBS Studio Xbox Pad Viewer
A simple HTML gamepad viewer that displays the input your controller receives.
Free YoutubeSubscribers (Python)
Get your Youtube Subscribers into a text file