SlideLizard - Powerpoint plug-in for live audience interaction
Prodibi - Prodibi innovative image solution enables you to display and share your photos in full res and high quality on your website, wordpress, social media and mobile.
Pingo - Optimize images for the web quickly 🖼️⚡
Website Image Speed Test - Beautiful & easy free analysis of the images on your page
Imakiku - Imakiku is an audience response system for real-time voting, posting comments, and surveying.
Pixabay Images 3.0 for WordPress - Search and insert images directly within WordPress