Zoho Meeting - Free video conferencing, online meeting, desktop sharing solution from Zoho.
pganalyze - PostgreSQL performance monitoring installed within minutes
FileFlex - FileFlex: Access Share Stream developed and published by Qnext.
pgDash - pgDash is a comprehensive monitoring solution designed specifically for PostgreSQL deployments. pgDash shows you information and metrics about every aspect of your PostgreSQL database server, collected using the open-source tool pgmetrics.
Airtime - Hang out with group video, share music & videos
PgHero - Rails database insights made easy. Add the gem, get a dashboard with long running queries, cache hit rate, and more.