Poet.so - Capture and share Twitter posts as beautiful images
GitHub Contributions - All your GitHub contributions in one image
Twitter Ads - Twitter offers targeted ad placement on their ad platform.
GitHub Metrics - Customize your profile with various plugins and metrics
Tweetlet - Tweetlet is a free tool that lets you create beautiful images from your tweets, text, and any other images in a snap.
GitWrapped - View/Share how you contributed to Github over the years