Saber - Quick and Easy Website Feedback - Stop losing customers to website errors and usability problems. Get Saber's website feedback tool for quality user feedback, suggestions and bug reports.
Missive - Team communication app now supporting FB, Twitter & SMS
Intercom - Intercom is a customer relationship management and messaging tool for web businesses. Build relationships with users to create loyal customers.
Mailtrim - Email lives forever!. Reinvigorate your emailing experience with the best free email client, the Mailtrim
Butter Churn viz - WebGL implementation of the Milkdrop 2 visualizer
Spike - Spike solves businesses' communication chaos by bringing together email, team chat, collaborative docs, and meetings, into one feed.