Hover Zoom - Enlarge thumbnails on mouse over.
Reddit List - Tracking the top 5000 subreddits
Image Max URL - Help find larger or original versions of images, including a customizable image popup feature
Upvoted - A news publication by reddit
Hover Zoom+ - Google Chrome extension for zooming images on mouse hover - extesy/hoverzoom
Mailbrew - Automated email digests from Twitter, Reddit, YouTube & more