DocDroid - DocDroid is a service for sharing document and slides.
Event Hunt - Startups and Tech Events Curated By Locals
SlideShare - Discover, Share, and Present presentations and infographics with the world’s largest professional content sharing community.
Leade.rs - Leaders matches event organizers with speakers in tech.
SlideOnline - Share PPT presentations online easily with a free PowerPoint presentation sharing platform
TechEvents.co - Tech and startup events aggregator