BaseTemplates - The easiest way to build your pitchdeck and raise money

UserVoice - UserVoice integrates easy-to-use feedback, helpdesk, and knowledge base management tools in one platform that empowers users to speak and companies to understand.

Pitchdeck - Pitch Deck is a web-based solution to you create engaging presentations.

Freshdesk - Freshdesk is a cloud-based customer support software that lets you support customers through traditional channels like phone and email, social channels like Facebook and Twitter, and your own branded community

Basic Seed Deck - Very simple way to structure your seed deck

Zendesk - Zendesk is a beautiful, lightweight help-desk solution.