A free platform for sharing PowerPoint, Keynote and PDF presentations, it makes it easier to share your slideshows through blogs, websites, and YouTube.
SlideServe is a free service that gives users the power to easily share, discover, and view PowerPoint presentations online.
LinkedIn’s SlideShare is a hub of professional content, including presentations, infographics, documents, and videos. It offers users the ability to upload and share, publicly or privately, PowerPoint presentations, Word documents and Adobe PDF Portfolios.
Speaker Deck offers a simple way to share presentations online. SpeakerDeck separates and scales your presentation (uploaded as PDF) and turns them into an online presentation.