Simple Poll - The easiest way to create polls in Slack
DonatePal - The new way to donate to charities
GitHub Polls - Polls for GitHub issues and readme
All or Nothing - Competitive donations for causes you care about.
minipoll - Create simple shareable polls in seconds
Engage - Engage is a PowerPoint add-in that lets people of any skill level create and automate visually impressive presentations with infographics, pictograms and data maps.