Stack Exchange
stackexchange.comWe make Stack Overflow and 170+ other community-powered Q&A sites.
Consumer & Socialq-and-acommunityknowledge-sharingforumscrowd-sourcedexpert-network
About
Stack Exchange is a network of over 180 expert-driven Q&A communities covering topics from programming to mathematics, science, and beyond. Community members ask and answer questions, vote on the best responses, and earn reputation for helpful contributions. The platform hosts well-known sites like Stack Overflow alongside hundreds of specialized communities.
Problem
Finding reliable, expert-vetted answers to technical and specialized questions is difficult on generic search engines or forums.
For
anyone seeking expert answers to specific questions across a wide range of topics
How it works
Users post questions on topic-specific community sites, where experts answer and the community votes the most helpful responses to the top, building a trusted knowledge base.
Business model
freemium
Status
launched
Company
Stack Exchange, Inc.