Teeny Tokyo - A surprisingly-powerful bulk image resizing app
Imakiku - Imakiku is an audience response system for real-time voting, posting comments, and surveying.
Optimage - Advanced image optimization tool
Pingo - Optimize images for the web quickly 🖼️⚡
ImageKit.io - Instant multi-platform image optimization
Presentii - Imagine a tool that lets you capture audience interest in your presentation content as you present.