SlideLizard - Powerpoint plug-in for live audience interaction
Website Image Speed Test - Beautiful & easy free analysis of the images on your page
Pingo - Optimize images for the web quickly 🖼️⚡
Pixpie - Optimize your images and speed up your site on WordPress
Imakiku - Imakiku is an audience response system for real-time voting, posting comments, and surveying.
Ideahunt.io - Ideahunt.io is a tool that is now available as Svava, it allows you to make every meeting successful, and provides you the features to conduct interactive meetings.