Featureflow - Manages your SaaS features from inception to production

Meetup - Helps groups of people with shared interests plan events and facilitates off line group meetings in various localities around the world.

Aha - Aha! is the new way to create visual product roadmaps. Web-based product management tools and roadmapping software for agile product managers.

Eventbrite - Discover Great Events or Create Your Own & Sell Tickets

StoriesOnBoard - StoriesOnBoard helps agile teams build better products faster. The built-in guide helps you collect and prioritize ideas, understand user requirements, gather customer feedback, and validate feature ideas with internal & external stakeholders.

Bigtent - BigTent is a web-based organization and communication portal for groups.