Stack Overflow - Community-based Q&A part of the Stack Exchange platform.
Marin Software - Optimize your Search, Social & Display ads across channels and devices. Marin Software, the leading cross-channel performance advertising platform.
The Answer Bank - The Answer Bank is the UK’s leading question-and-answer site.
Google Marketing Platform - Google's unified and improved marketing and analytics tools.
Askalot - Askalot is a next generation CQA (Community Question and Answer) system.
Kenshoo - Kenshoo provides marketing software and empower marketers with technology to build brands and generate demand across all media.